{
  "schema_version": "camera-spectra-application-export-1",
  "profile_id": "prf-ie2024-canon-eos-90d-iz-occ87",
  "profile_revision": 1,
  "exports": {
    "xspd": "/application-data/prf-ie2024-canon-eos-90d-iz-occ87-r1.xspd",
    "siril": null,
    "metadata": "/application-data/prf-ie2024-canon-eos-90d-iz-occ87-r1.metadata.json",
    "xspd_reason": null,
    "siril_reason": "The source does not establish a sensor-only response. A Siril sensor export would misrepresent its physical scope; use CSV or source JSON.",
    "siril_estimated": "/application-data/prf-ie2024-canon-eos-90d-iz-occ87-r1.estimated.siril.json",
    "siril_estimated_alternative": "/application-data/prf-ie2024-canon-eos-90d-iz-occ87-r1.alternative-estimate.siril.json",
    "siril_estimated_reason": null,
    "siril_estimated_note": "Estimated relative photon response. Assumes the source values describe energy response. Source optics remain unseparated; calibration accuracy is unverified.",
    "notes": []
  },
  "siril_assessment": null,
  "siril_estimate": {
    "primary": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.0009892180607562681,
            0.0034189849224888513,
            0.00590935665615357,
            0.009530271560944532,
            0.014005480405376018,
            0.018606720666605996,
            0.014480406730541016,
            0.008973415577296322,
            0.006849198038483413,
            0.004662252167030252,
            0.010317322077494449,
            0.015846723767726105,
            0.015565237480718478,
            0.015289870460819706,
            0.016385918522527215,
            0.017770407955793117,
            0.021799242212560493,
            0.026456430947830397,
            0.030514062783921117,
            0.03448888580703039,
            0.038679425385732456,
            0.042883839456360165,
            0.05087372190181431,
            0.059568868957648895,
            0.07340622274636258,
            0.0855685512194325,
            0.09182416648970057,
            0.09796175128317114,
            0.11612680430990172,
            0.13911107965047229,
            0.1691120458384394,
            0.1980347110948088,
            0.2243241330096289,
            0.250231319964809,
            0.28674520829065786,
            0.32261850208447435,
            0.3831811424930983,
            0.4480891323291423,
            0.5081304575889414,
            0.5670713491295069,
            0.5701865371334348,
            0.5731684009343809,
            0.5463917344841688,
            0.519973959874534,
            0.485567336030124,
            0.4461223874666905,
            0.4152015289870461,
            0.38469394978207894,
            0.3509747626842886,
            0.31518767254194097,
            0.2864677732397636,
            0.25691229560416223,
            0.22221537773209982,
            0.18811817473953807,
            0.1463810300863648,
            0.10461073270301709,
            0.06266330037831419,
            0.02715076261976441,
            0.01511626284812589,
            0.005238196361577122,
            0.003021918842076477,
            0.001186178442496132,
            0.000831364114890906,
            0.0005503396253503181,
            0.00047817970943900013,
            0.00040702201458200606,
            0.00040421496620557845,
            0.0004014463705466361,
            0.0003987154428558427,
            0.000330017849661086,
            0.00032780296476403177,
            0.0003256176116656049,
            0.0003881534443695952,
            0.0003855998032882163,
            0.0003192329526133381,
            0.0003171600113626022,
            0.000315113817740908,
            0.00025047508589661914,
            0.00024887970318390187,
            0.00030913064398633373,
            0.00030718642609962724,
            0.00036631981312380547,
            0.0003033704456511847,
            0.0003014977885792638,
            0.00023971848711578273,
            0.00023825678902361335,
            0.0002368128084840763,
            0.00023538622530043727,
            0.0001754825452090086,
            0.00017443800624943116,
            0.00023120777159687923,
            0.00022984772588160345,
            0.00022850358713375784,
            0.000227175077906236,
            0.00022586192716689355,
            0.00022456387011421028,
            0.00022328064799927193,
            0.0002775150099422769,
            0.0002759471285301736,
            0.0002743968637631502,
            0.0002728639203901717,
            0.0002713480097213374,
            0.0002698488494466339,
            0.0002683661634606634,
            0.0003202796180317425,
            0.0003185389679337439,
            0.0003168171356746426,
            0.0002625948481174233,
            0.00026119059759273117,
            0.00020784102872272654,
            0.0002067413407400666,
            0.00020565322842038203,
            0.00015343238246023265,
            0.00015263325546825227,
            0.0001518424095849971,
            0.00015105971675208473,
            0.00020038006871729534,
            0.00019935772142792139,
            0.0002975186299482684,
            0.00034535201237261123,
            0.0003436165751245077,
            0.00034189849224888514,
            0.0003887971482574387,
            0.0003868724098997286,
            0.0004812082931018792,
            0.0004788494289200072,
            0.000428862220242504,
            0.0004267803648044336,
            0.00047190958212406505,
            0.000516604864661777,
            0.0006076118112420378,
            0.0007442688266642397
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.0016074793487289355,
            0.005616903801231685,
            0.011456915966012024,
            0.024659577663943978,
            0.05037265221429357,
            0.0788459788247429,
            0.08240040972855484,
            0.08325966605263549,
            0.09746071962956726,
            0.11133902198884149,
            0.13061290715125948,
            0.14945848375451262,
            0.1673531395340697,
            0.18475260140157146,
            0.27393894555609594,
            0.3789981158758919,
            0.533464474522471,
            0.6974322219862675,
            0.7670812416670864,
            0.8353088527829905,
            0.8623933108961778,
            0.862658738585687,
            0.8775233437550594,
            0.8956399718519814,
            0.9228888288693208,
            0.9392815721123219,
            0.9142412199536855,
            0.8897654831975703,
            0.8808108553317072,
            0.8664141950402303,
            0.8442159362999995,
            0.8155833124191587,
            0.7607131446587806,
            0.70691002032582,
            0.638239334582432,
            0.5708590865569104,
            0.5116160543639839,
            0.456089220201961,
            0.40535218067602863,
            0.35539230683401063,
            0.283697764516722,
            0.2132795356409712,
            0.1665493717849941,
            0.12066534609345898,
            0.08799617407938785,
            0.06412566191027477,
            0.053844128265024424,
            0.04364826556374656,
            0.03607432910342567,
            0.03014506795497983,
            0.0258979588813109,
            0.021941617524543836,
            0.01894050535031992,
            0.015910860570023874,
            0.013734697755218373,
            0.010934919794740462,
            0.007308306395161354,
            0.004094162617266062,
            0.0024243063058315105,
            0.0010617965597791465,
            0.0007730490061125872,
            0.0005582016199981799,
            0.000415682057445453,
            0.00027516981267515907,
            0.00027324554825085723,
            0.00027134800972133743,
            0.00026947664413705234,
            0.00033453864212219683,
            0.0002658102952372285,
            0.00026401427972886884,
            0.00026224237181122546,
            0.0002604940893324839,
            0.00025876896291306345,
            0.00025706653552547755,
            0.0002553863620906705,
            0.0002537280090900817,
            0.00018906829064454475,
            0.00018785631442246433,
            0.00018665977738792635,
            0.00024730451518906703,
            0.00030718642609962724,
            0.0003052665109365046,
            0.0003033704456511847,
            0.00024119823086341105,
            0.00023971848711578273,
            0.00017869259176771,
            0.0001776096063630572,
            0.00017653966897532796,
            0.0001754825452090086,
            0.00017443800624943116,
            0.0001734058286976594,
            0.00022984772588160345,
            0.00022850358713375784,
            0.00017038130842967697,
            0.00016939644537517016,
            0.00016842290258565768,
            0.00022328064799927193,
            0.00022201200795382152,
            0.00022075770282413892,
            0.00021951749101052016,
            0.00021829113631213737,
            0.00021707840777706995,
            0.0002698488494466339,
            0.0002683661634606634,
            0.00026689968169311875,
            0.0002654491399447866,
            0.00026401427972886884,
            0.0002625948481174233,
            0.00026119059759273117,
            0.00020784102872272654,
            0.0002067413407400666,
            0.0001542399213152865,
            0.00015343238246023265,
            0.00015263325546825227,
            0.0001518424095849971,
            0.00015105971675208473,
            0.00020038006871729534,
            0.00019935772142792139,
            0.000247932191623557,
            0.0002960160106050953,
            0.0002945284929638637,
            0.00029305585049904437,
            0.00034019750472525886,
            0.0003868724098997286,
            0.0004330874637916912,
            0.00043096448602800646,
            0.0003812108624377814,
            0.0003793603242706076,
            0.0004247186239116585,
            0.00046964078605616087,
            0.0005608724411464964,
            0.0006977520249977248
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.004204176758214139,
            0.01465279252495222,
            0.04884264174984074,
            0.17702479424454473,
            0.40851279400890894,
            0.6607711676728454,
            0.7570034851910609,
            0.8101063278136373,
            0.8468303542006869,
            0.8828307496283713,
            0.9331688542857212,
            0.98238833439513,
            0.9913446078236904,
            1,
            0.9773780246930496,
            0.9474433294325487,
            0.9028176727654772,
            0.8552550081404404,
            0.7729222173815002,
            0.692170008797743,
            0.6002217975035983,
            0.5015162454873646,
            0.4316528913456221,
            0.36967175912624556,
            0.3034882594164861,
            0.24017429798912066,
            0.18457866901273146,
            0.13003201416797222,
            0.10964488362908172,
            0.09171562728581205,
            0.07698317295984072,
            0.06314021506206684,
            0.05148278454712942,
            0.039946303431119747,
            0.034146625648118746,
            0.028448696598152846,
            0.02539817370991718,
            0.023158149105527933,
            0.0213738739965115,
            0.019619840838495346,
            0.016663960126416247,
            0.013838748495788209,
            0.011786819331366523,
            0.009768528349968147,
            0.008259568686151929,
            0.007090060899170429,
            0.00679889573157783,
            0.006512352233312098,
            0.006537991415333012,
            0.006868496496071353,
            0.007042427415093314,
            0.007213682473822631,
            0.0074568918702046915,
            0.007770420278383754,
            0.006830625086819832,
            0.005467459897370231,
            0.0034008950551740955,
            0.0016520305297740249,
            0.001069546899631549,
            0.0004955050612302683,
            0.0004216630942432293,
            0.0003488760124988624,
            0.000277121371630302,
            0.0002063773595063693,
            0.0002049341611881429,
            0.00020351100729100303,
            0.00020210748310278923,
            0.0002676309136977574,
            0.0002658102952372285,
            0.00026401427972886884,
            0.00026224237181122546,
            0.00019537056699936293,
            0.00025876896291306345,
            0.00025706653552547755,
            0.0002553863620906705,
            0.00019029600681756128,
            0.00018906829064454475,
            0.00018785631442246433,
            0.00018665977738792635,
            0.00024730451518906703,
            0.00030718642609962724,
            0.0003052665109365046,
            0.00024269635652094776,
            0.00024119823086341105,
            0.00017978886533683705,
            0.00017869259176771,
            0.0001776096063630572,
            0.00017653966897532796,
            0.0001754825452090086,
            0.00017443800624943116,
            0.0001734058286976594,
            0.0001723857944112026,
            0.00017137769035031834,
            0.000227175077906236,
            0.00022586192716689355,
            0.00022456387011421028,
            0.00022328064799927193,
            0.00022201200795382152,
            0.00022075770282413892,
            0.00021951749101052016,
            0.0002728639203901717,
            0.0002713480097213374,
            0.0002698488494466339,
            0.0002683661634606634,
            0.00026689968169311875,
            0.0002654491399447866,
            0.00026401427972886884,
            0.0002625948481174233,
            0.00020895247807418496,
            0.00020784102872272654,
            0.0002067413407400666,
            0.0001542399213152865,
            0.00015343238246023265,
            0.00015263325546825227,
            0.0001518424095849971,
            0.00015105971675208473,
            0.00020038006871729534,
            0.00019935772142792139,
            0.000247932191623557,
            0.0002960160106050953,
            0.0002945284929638637,
            0.00034189849224888514,
            0.00034019750472525886,
            0.0003868724098997286,
            0.0004812082931018792,
            0.0004788494289200072,
            0.000428862220242504,
            0.0003793603242706076,
            0.00047190958212406505,
            0.000516604864661777,
            0.0006076118112420378,
            0.0007442688266642397
          ]
        }
      ],
      "interpretation": "energy_response",
      "basis": "The source quantity is not established; energy response is the explicit primary assumption, with a photon-response alternative for sensitivity comparison. Numeric values and profile naming cannot prove source units or optical scope.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 0.002047391304347826,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 1050
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 1050
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 1050
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 0,
          "documented_gap_samples_omitted": 0,
          "partial_channels": []
        }
      }
    },
    "alternative": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.0008,
            0.0028,
            0.0049,
            0.008,
            0.0119,
            0.016,
            0.0126,
            0.0079,
            0.0061,
            0.0042,
            0.0094,
            0.0146,
            0.0145,
            0.0144,
            0.0156,
            0.0171,
            0.0212,
            0.026,
            0.0303,
            0.0346,
            0.0392,
            0.0439,
            0.0526,
            0.0622,
            0.0774,
            0.0911,
            0.0987,
            0.1063,
            0.1272,
            0.1538,
            0.1887,
            0.223,
            0.2549,
            0.2869,
            0.3317,
            0.3765,
            0.4511,
            0.5321,
            0.6086,
            0.685,
            0.6946,
            0.7041,
            0.6768,
            0.6494,
            0.6114,
            0.5663,
            0.5313,
            0.4962,
            0.4563,
            0.413,
            0.3783,
            0.3419,
            0.298,
            0.2542,
            0.1993,
            0.1435,
            0.0866,
            0.0378,
            0.0212,
            0.0074,
            0.0043,
            0.0017,
            0.0012,
            0.0008,
            0.0007,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0006,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0006,
            0.0007,
            0.0007,
            0.0007,
            0.0008,
            0.0008,
            0.001,
            0.001,
            0.0009,
            0.0009,
            0.001,
            0.0011,
            0.0013,
            0.0016
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.0013,
            0.0046,
            0.0095,
            0.0207,
            0.0428,
            0.0678,
            0.0717,
            0.0733,
            0.0868,
            0.1003,
            0.119,
            0.1377,
            0.1559,
            0.174,
            0.2608,
            0.3647,
            0.5188,
            0.6854,
            0.7617,
            0.838,
            0.874,
            0.8831,
            0.9073,
            0.9352,
            0.9731,
            1,
            0.9827,
            0.9655,
            0.9648,
            0.9579,
            0.942,
            0.9184,
            0.8644,
            0.8105,
            0.7383,
            0.6662,
            0.6023,
            0.5416,
            0.4855,
            0.4293,
            0.3456,
            0.262,
            0.2063,
            0.1507,
            0.1108,
            0.0814,
            0.0689,
            0.0563,
            0.0469,
            0.0395,
            0.0342,
            0.0292,
            0.0254,
            0.0215,
            0.0187,
            0.015,
            0.0101,
            0.0057,
            0.0034,
            0.0015,
            0.0011,
            0.0008,
            0.0006,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0005,
            0.0006,
            0.0006,
            0.0006,
            0.0007,
            0.0008,
            0.0009,
            0.0009,
            0.0008,
            0.0008,
            0.0009,
            0.001,
            0.0012,
            0.0015
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755,
            760,
            765,
            770,
            775,
            780,
            785,
            790,
            795,
            800,
            805,
            810,
            815,
            820,
            825,
            830,
            835,
            840,
            845,
            850,
            855,
            860,
            865,
            870,
            875,
            880,
            885,
            890,
            895,
            900,
            905,
            910,
            915,
            920,
            925,
            930,
            935,
            940,
            945,
            950,
            955,
            960,
            965,
            970,
            975,
            980,
            985,
            990,
            995,
            1000,
            1005,
            1010,
            1015,
            1020,
            1025,
            1030,
            1035,
            1040,
            1045,
            1050
          ],
          "values": [
            0,
            0,
            0,
            0.0034,
            0.012,
            0.0405,
            0.1486,
            0.3471,
            0.5682,
            0.6587,
            0.7132,
            0.7542,
            0.7953,
            0.8502,
            0.9051,
            0.9235,
            0.9418,
            0.9305,
            0.9117,
            0.878,
            0.8405,
            0.7675,
            0.6944,
            0.6083,
            0.5134,
            0.4463,
            0.386,
            0.32,
            0.2557,
            0.1984,
            0.1411,
            0.1201,
            0.1014,
            0.0859,
            0.0711,
            0.0585,
            0.0458,
            0.0395,
            0.0332,
            0.0299,
            0.0275,
            0.0256,
            0.0237,
            0.0203,
            0.017,
            0.0146,
            0.0122,
            0.0104,
            0.009,
            0.0087,
            0.0084,
            0.0085,
            0.009,
            0.0093,
            0.0096,
            0.01,
            0.0105,
            0.0093,
            0.0075,
            0.0047,
            0.0023,
            0.0015,
            0.0007,
            0.0006,
            0.0005,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0003,
            0.0004,
            0.0004,
            0.0005,
            0.0006,
            0.0006,
            0.0007,
            0.0007,
            0.0008,
            0.001,
            0.001,
            0.0009,
            0.0008,
            0.001,
            0.0011,
            0.0013,
            0.0016
          ]
        }
      ],
      "interpretation": "photon_response",
      "basis": "Alternative photon-response source-quantity assumption applied to the same numeric samples; this is a sensitivity comparison, not a probability or claim that the source measured this quantity.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 1,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 1050
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 1050
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 1050
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 0,
          "documented_gap_samples_omitted": 0,
          "partial_channels": []
        }
      }
    },
    "diagnostics": {
      "source_family_prior": "none",
      "primary_basis": "energy_response_assumption",
      "interpretation_difference_rms": 0.03257810672313041,
      "comparison_sample_count": 405,
      "comparison_limitations": "sampled-assumption difference only; not uncertainty bounds and excludes optics, gain, and measurement-error uncertainty",
      "observed_channel_diagnostics": [
        {
          "channel": "red",
          "positive_peak_wavelength_nm": 600,
          "positive_response_centroid_nm": 599.3231816496672,
          "observed_nir_to_visible_mean_ratio": 0.0029434438022268253,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "green",
          "positive_peak_wavelength_nm": 520,
          "positive_response_centroid_nm": 530.0531198762992,
          "observed_nir_to_visible_mean_ratio": 0.0014897514866580132,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "blue",
          "positive_peak_wavelength_nm": 460,
          "positive_response_centroid_nm": 470.6232163611039,
          "observed_nir_to_visible_mean_ratio": 0.0021323055823715513,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        }
      ]
    }
  },
  "transformations": {
    "xspd": "Longest uninterrupted native run per channel; no interpolation, padding, rescaling or default replacement. Repeated identical wavelength/value pairs removed.",
    "siril": "Source scales and channel grids retained. Pairs sorted by wavelength and repeated identical wavelength/value pairs removed.",
    "siril_estimated": "Derived relative photon-response model with documented source-quantity assumptions, numeric repairs and shared RGB normalization. Original samples and unknown source metadata are preserved separately."
  },
  "compatibility": "Format validation does not establish calibration accuracy or a complete optical response.",
  "original": {
    "profile": {
      "attribution_required": null,
      "blue": [
        0,
        0,
        0,
        0.0034,
        0.012,
        0.0405,
        0.1486,
        0.3471,
        0.5682,
        0.6587,
        0.7132,
        0.7542,
        0.7953,
        0.8502,
        0.9051,
        0.9235,
        0.9418,
        0.9305,
        0.9117,
        0.878,
        0.8405,
        0.7675,
        0.6944,
        0.6083,
        0.5134,
        0.4463,
        0.386,
        0.32,
        0.2557,
        0.1984,
        0.1411,
        0.1201,
        0.1014,
        0.0859,
        0.0711,
        0.0585,
        0.0458,
        0.0395,
        0.0332,
        0.0299,
        0.0275,
        0.0256,
        0.0237,
        0.0203,
        0.017,
        0.0146,
        0.0122,
        0.0104,
        0.009,
        0.0087,
        0.0084,
        0.0085,
        0.009,
        0.0093,
        0.0096,
        0.01,
        0.0105,
        0.0093,
        0.0075,
        0.0047,
        0.0023,
        0.0015,
        0.0007,
        0.0006,
        0.0005,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0005,
        0.0006,
        0.0006,
        0.0007,
        0.0007,
        0.0008,
        0.001,
        0.001,
        0.0009,
        0.0008,
        0.001,
        0.0011,
        0.0013,
        0.0016
      ],
      "camera_id": "cam-ie2024-canon-eos-90d",
      "checksum": {
        "algorithm": "sha256",
        "covers": "canonical_profile_revision",
        "value": "695bb0b1667076cd1cb57a157ff645929a667e0f8392fed7c012967c65e032c4"
      },
      "citation": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "commercial_api_allowed": null,
      "confidence_grade": "unassessed",
      "confidence_reason": "Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.",
      "created_at": "2026-09-23T00:00:00Z",
      "derivatives_allowed": null,
      "derived_from": [
        {
          "checksum": null,
          "id": "src-ie-202404-private",
          "kind": "source_artifact",
          "order": 0,
          "revision": "2024-04",
          "uri": "https://image-engineering.de/"
        }
      ],
      "documented_gaps": null,
      "estimation_method": null,
      "green": [
        0,
        0,
        0,
        0.0013,
        0.0046,
        0.0095,
        0.0207,
        0.0428,
        0.0678,
        0.0717,
        0.0733,
        0.0868,
        0.1003,
        0.119,
        0.1377,
        0.1559,
        0.174,
        0.2608,
        0.3647,
        0.5188,
        0.6854,
        0.7617,
        0.838,
        0.874,
        0.8831,
        0.9073,
        0.9352,
        0.9731,
        1,
        0.9827,
        0.9655,
        0.9648,
        0.9579,
        0.942,
        0.9184,
        0.8644,
        0.8105,
        0.7383,
        0.6662,
        0.6023,
        0.5416,
        0.4855,
        0.4293,
        0.3456,
        0.262,
        0.2063,
        0.1507,
        0.1108,
        0.0814,
        0.0689,
        0.0563,
        0.0469,
        0.0395,
        0.0342,
        0.0292,
        0.0254,
        0.0215,
        0.0187,
        0.015,
        0.0101,
        0.0057,
        0.0034,
        0.0015,
        0.0011,
        0.0008,
        0.0006,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0005,
        0.0006,
        0.0006,
        0.0006,
        0.0007,
        0.0008,
        0.0009,
        0.0009,
        0.0008,
        0.0008,
        0.0009,
        0.001,
        0.0012,
        0.0015
      ],
      "interpolation_method": null,
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": "unknown",
      "optical_configuration": {
        "configuration_id": "cfg-prf-ie2024-canon-eos-90d-iz-occ87",
        "configuration_type": "unknown",
        "description": "Canonical release: the optical configuration is honestly unknown; lens, body serial, filter stack, and hot-mirror / IR-cut filter state are not documented per leaf in the inspected source.",
        "evidence_source_ids": [
          "src-ie-202404-private"
        ],
        "external_filters": null,
        "geometry": null,
        "internal_optical_stack": null,
        "lens": null,
        "modifier_or_vendor": null,
        "name": "unknown",
        "removed_components": null,
        "replacement_components": null
      },
      "original_normalization_method": "unknown",
      "original_wavelength_unit": "nm",
      "processing_notes": "source_column=IZ",
      "profile_id": "prf-ie2024-canon-eos-90d-iz-occ87",
      "profile_revision": 1,
      "profile_type": "measured",
      "provenance_tier": "community_unverified",
      "quality_grade": "unassessed",
      "quality_reason": "Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.",
      "red": [
        0,
        0,
        0,
        0.0008,
        0.0028,
        0.0049,
        0.008,
        0.0119,
        0.016,
        0.0126,
        0.0079,
        0.0061,
        0.0042,
        0.0094,
        0.0146,
        0.0145,
        0.0144,
        0.0156,
        0.0171,
        0.0212,
        0.026,
        0.0303,
        0.0346,
        0.0392,
        0.0439,
        0.0526,
        0.0622,
        0.0774,
        0.0911,
        0.0987,
        0.1063,
        0.1272,
        0.1538,
        0.1887,
        0.223,
        0.2549,
        0.2869,
        0.3317,
        0.3765,
        0.4511,
        0.5321,
        0.6086,
        0.685,
        0.6946,
        0.7041,
        0.6768,
        0.6494,
        0.6114,
        0.5663,
        0.5313,
        0.4962,
        0.4563,
        0.413,
        0.3783,
        0.3419,
        0.298,
        0.2542,
        0.1993,
        0.1435,
        0.0866,
        0.0378,
        0.0212,
        0.0074,
        0.0043,
        0.0017,
        0.0012,
        0.0008,
        0.0007,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0006,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0003,
        0.0003,
        0.0004,
        0.0004,
        0.0006,
        0.0007,
        0.0007,
        0.0007,
        0.0008,
        0.0008,
        0.001,
        0.001,
        0.0009,
        0.0009,
        0.001,
        0.0011,
        0.0013,
        0.0016
      ],
      "redistribution_allowed": null,
      "response_scale": "unknown",
      "response_scope": "unknown",
      "response_unit": "unknown",
      "retrieved_date": "2026-09-23",
      "rights_evidence_source_ids": [
        "src-ie-202404-private"
      ],
      "sample_count": 135,
      "sample_identifiers": null,
      "sampling_interval": 5,
      "schema_version": "0.1.0-draft",
      "scientific_notes": "Canonical release: native grid and native R/G/B samples are preserved verbatim; sparse cells (wavelengths absent in the upstream CSV / JSON) are preserved as null; the parser never invents a value.",
      "source_author": "Image Engineering GmbH & Co. KG",
      "source_id": "src-ie-202404-private",
      "source_uri": "https://image-engineering.de/",
      "uncertainty": null,
      "updated_at": "2026-09-23T00:00:00Z",
      "validation_reason": "Source catalog entry recorded as 'measured' by the private intake; the canonical contract does not assert a per-record validation pass.",
      "validation_status": "unverified",
      "version_date": "2026-09-23",
      "wavelength_max": 1050,
      "wavelength_min": 380,
      "wavelength_unit": "nm",
      "wavelengths": [
        380,
        385,
        390,
        395,
        400,
        405,
        410,
        415,
        420,
        425,
        430,
        435,
        440,
        445,
        450,
        455,
        460,
        465,
        470,
        475,
        480,
        485,
        490,
        495,
        500,
        505,
        510,
        515,
        520,
        525,
        530,
        535,
        540,
        545,
        550,
        555,
        560,
        565,
        570,
        575,
        580,
        585,
        590,
        595,
        600,
        605,
        610,
        615,
        620,
        625,
        630,
        635,
        640,
        645,
        650,
        655,
        660,
        665,
        670,
        675,
        680,
        685,
        690,
        695,
        700,
        705,
        710,
        715,
        720,
        725,
        730,
        735,
        740,
        745,
        750,
        755,
        760,
        765,
        770,
        775,
        780,
        785,
        790,
        795,
        800,
        805,
        810,
        815,
        820,
        825,
        830,
        835,
        840,
        845,
        850,
        855,
        860,
        865,
        870,
        875,
        880,
        885,
        890,
        895,
        900,
        905,
        910,
        915,
        920,
        925,
        930,
        935,
        940,
        945,
        950,
        955,
        960,
        965,
        970,
        975,
        980,
        985,
        990,
        995,
        1000,
        1005,
        1010,
        1015,
        1020,
        1025,
        1030,
        1035,
        1040,
        1045,
        1050
      ]
    },
    "source": {
      "authors": [
        "Image Engineering GmbH & Co. KG"
      ],
      "citation_text": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "data_acquisition_method": "RGB columns in the owner-supplied workbook on its native 380-1050 nm, 5 nm grid; instrument, calibration, and lens are not identified.",
      "doi": null,
      "known_limitations": [
        "source_category=measured",
        "permission_status is 'unknown' on the canonical License record (no independent operational clearance granted)."
      ],
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": null,
      "organization": "Image Engineering GmbH & Co. KG",
      "original_wavelength_coverage": {
        "maximum": 1050,
        "minimum": 380,
        "unit": "nm"
      },
      "publication": null,
      "record_version": 1,
      "repository": "https://image-engineering.de/",
      "retrieved_date": "2026-09-23",
      "rights_notes": "The workbook was supplied by the project owner. The source license is unknown; no redistribution or downstream reuse grant is identified by the intake evidence.",
      "schema_version": "0.1.0-draft",
      "source_id": "src-ie-202404-private",
      "title": "Image Engineering spectral sensitivities workbook (April 2024)",
      "url": "https://image-engineering.de/",
      "version": "2024-04",
      "year": 2024
    },
    "license": {
      "attribution_required": null,
      "commercial_api_allowed": null,
      "commercial_use_allowed": null,
      "derivatives_allowed": null,
      "evidence_revision": "2024-04",
      "evidence_url": null,
      "license_id": "lic-src-ie-202404-private",
      "license_name": null,
      "license_url": null,
      "notes": "Canonical release: observed upstream license text is preserved verbatim on license_name/license_url when available; the operational permission_status is the literal 'unknown' because the owner-updated policy (2026-09-23) revoked the prior bespoke grants. Downstream redistribution requires a fresh per-source review and a new authorization ID.",
      "permission_status": "unknown",
      "record_version": 1,
      "redistribution_allowed": null,
      "reviewed_date": "2026-09-23",
      "rights_holder": "Image Engineering GmbH & Co. KG",
      "schema_version": "0.1.0-draft",
      "share_alike_required": null
    },
    "dataset_version": "recovered-2026-10-01-siril-source-review-v2"
  }
}