{
  "schema_version": "camera-spectra-application-export-1",
  "profile_id": "prf-ie2024-nikon-d90-in-occ83",
  "profile_revision": 1,
  "exports": {
    "xspd": "/application-data/prf-ie2024-nikon-d90-in-occ83-r1.xspd",
    "siril": null,
    "metadata": "/application-data/prf-ie2024-nikon-d90-in-occ83-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-nikon-d90-in-occ83-r1.estimated.siril.json",
    "siril_estimated_alternative": "/application-data/prf-ie2024-nikon-d90-in-occ83-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,
            0.0007516503627530011,
            0.0027216006884681586,
            0.004154182869042307,
            0.004224213928886277,
            0.021939738299151856,
            0.04359273830013933,
            0.058448921737369645,
            0.06732077812912782,
            0.05960788968682613,
            0.05207029416366766,
            0.0525972267883734,
            0.05311244979919679,
            0.04915738306443986,
            0.04528829604130809,
            0.04501415801454666,
            0.04558812758633317,
            0.0474001268230818,
            0.04958673981640849,
            0.04764714232482211,
            0.04584811549404616,
            0.04338566386759157,
            0.0404776247848537,
            0.04282050408138921,
            0.04647581924335999,
            0.06197466704543556,
            0.07650933403945452,
            0.08803376772395705,
            0.09934075926346896,
            0.08241108626763395,
            0.06515347102696499,
            0.047304552416744305,
            0.03364888123924269,
            0.03548557163014995,
            0.03720110031964593,
            0.06279606415548414,
            0.08794199353806202,
            0.17736660929432013,
            0.2883702296872218,
            0.4256439678126425,
            0.5605910324105137,
            0.5426568217648504,
            0.5250215146299484,
            0.4872299113810614,
            0.4499767218757935,
            0.41952478905167706,
            0.39355463327966245,
            0.35485714285714287,
            0.31669535283993117,
            0.2819399081138954,
            0.2495831540447504,
            0.22447931259923418,
            0.19808685290612998,
            0.16560024175217775,
            0.13360585197934596,
            0.10246463836009989,
            0.07186207516633698,
            0.04185950149805571,
            0.016664346461476156,
            0.009463296355390277,
            0.0035140562248995983,
            0.0022071843385876497,
            0.0011310548315711828,
            0.0008422748745742849,
            0.0005575622409153718,
            0.0004844553037324121,
            0.00041236374067699365,
            0.0004777731616119651,
            0.0004745007426968147,
            0.0004039481541325652,
            0.00040121877471275055,
            0.0003321050260485855,
            0.000329890992541595,
            0.0003932475407780602,
            0.00039066038590452034,
            0.000323422541707446,
            0.0002570579162661779,
            0.0002553994780967187,
            0.000253762301955073,
            0.00018910948617034104,
            0.00025055012091766704,
            0.0003112179174920707,
            0.00037112736660929426,
            0.0003073518564052127,
            0.00030545462272369903,
            0.00024286453438645026,
            0.00024138365307921583,
            0.0002399207218484327,
            0.00023847541629512886,
            0.0002370474197903676,
            0.00023563642324399641,
            0.0002342421248816059,
            0.00023286423002936114,
            0.00023150245090638243,
            0.00023015650642436858,
            0.0001716195914956274,
            0.00017063327200427322,
            0.00022621096631423655,
            0.00028115709591613206,
            0.00027956863774711435,
            0.0002223984219381539,
            0.000276444965816979,
            0.0003298909925415949,
            0.0003280683903728568,
            0.0003262658167993796,
            0.000324482943483536,
            0.0003227194492254733,
            0.0003209750197702005,
            0.0002660411230174153,
            0.00026461844321518313,
            0.00026321089830446407,
            0.0002094545984391079,
            0.0002083522058157442,
            0.00020726135657063557,
            0.00020618187033849685,
            0.0002051135704921834,
            0.00015304221303476053,
            0.000253762301955073,
            0.00030296111559942394,
            0.0003516604489022078,
            0.0004498513534658113,
            0.0003978584834672502,
            0.0002969018932874354,
            0.00034466223101360666,
            0.0003919496941088257,
            0.0004387712708681312,
            0.00043662043130505214,
            0.0004344905755425884,
            0.00038433902043680967,
            0.0004302925989672977,
            0.0004758043161657619,
            0.000615586062637426,
            0.0008011638390295877
          ]
        },
        {
          "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,
            0.0017538508464236694,
            0.006185456110154906,
            0.008919274983532012,
            0.005551824020821964,
            0.022178213715446985,
            0.04323928366527334,
            0.06764705882352942,
            0.08930072449265501,
            0.09885354224780897,
            0.10818925050852761,
            0.1283238894583148,
            0.14812105565117611,
            0.17661856216073082,
            0.20449655765920827,
            0.25486739585068385,
            0.30985186948401505,
            0.35586556753329107,
            0.3989619191049914,
            0.40668417410437036,
            0.41424883206294566,
            0.43825518524313706,
            0.47266781411359726,
            0.5545108297404612,
            0.6465863453815262,
            0.7696388884247114,
            0.8710073811730438,
            0.8939103352184248,
            0.9162877926801546,
            0.9249280164717616,
            0.9127900490852298,
            0.870367446193687,
            0.8230480363010483,
            0.754469615915399,
            0.687027446520777,
            0.5933658781776918,
            0.5013474952441345,
            0.42831325301204815,
            0.3616572200130571,
            0.2992703414390161,
            0.23794086758656904,
            0.17631148845080202,
            0.11562679288582903,
            0.0879254918137722,
            0.06059718969555035,
            0.043449057554258846,
            0.032882682804952525,
            0.02747332185886403,
            0.022228369259350324,
            0.018468700448588504,
            0.01569559487951807,
            0.013809390385462113,
            0.011952204422083938,
            0.010425562665054984,
            0.008922051843738591,
            0.007813207718090406,
            0.006351632542965037,
            0.00425192834831389,
            0.002474182444061962,
            0.00173373368343028,
            0.0010757314974182445,
            0.0008543939375177998,
            0.0007069092697319892,
            0.0005615165830495233,
            0.0004181716806865288,
            0.00041524740319921034,
            0.00041236374067699365,
            0.0004777731616119651,
            0.0005422865630820739,
            0.0005385975388434203,
            0.0005349583662836676,
            0.00046494703646801974,
            0.00046184738955823293,
            0.0003932475407780602,
            0.00039066038590452034,
            0.000323422541707446,
            0.00032132239533272237,
            0.00031924934762089834,
            0.000253762301955073,
            0.0003151824769505684,
            0.00043846271160591734,
            0.0004979486679873132,
            0.0005566910499139415,
            0.0004917629702483403,
            0.0004276364718131786,
            0.00036429680157967537,
            0.0003620754796188237,
            0.000359881082772649,
            0.0002980942703689111,
            0.0002963092747379595,
            0.0002945455290549955,
            0.00029280265610200735,
            0.0003492963450440417,
            0.0003472536763595736,
            0.00034523475963655286,
            0.0003432391829912548,
            0.0002843887866737888,
            0.00033931644947135476,
            0.00039361993428258484,
            0.0003913960928459601,
            0.00033359763290723084,
            0.0003317339589803748,
            0.0003298909925415949,
            0.00038274645543499966,
            0.0004350210890658395,
            0.00043264392464471466,
            0.0004302925989672978,
            0.000427966693026934,
            0.00042566579682786447,
            0.00037046582050125635,
            0.0003684952576262497,
            0.00031418189765866183,
            0.00026044025726968024,
            0.0002590766957132945,
            0.00020618187033849685,
            0.00025639196311522924,
            0.00025507035505793426,
            0.00030451476234608766,
            0.0004039481541325653,
            0.00045213486287426713,
            0.0004498513534658113,
            0.00044759079390065647,
            0.00044535283993115315,
            0.0005416120773070962,
            0.0005879245411632384,
            0.0006337807245873007,
            0.0006791873375856367,
            0.0006275974980059612,
            0.0006245509082098156,
            0.000717154331612163,
            0.0008088673374817952,
            0.0009470554809806553,
            0.0010839275469223834
          ]
        },
        {
          "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,
            0.0020044009673413363,
            0.0069277108433734936,
            0.012951276003484839,
            0.023414214348683935,
            0.17957198847023206,
            0.3680640931071224,
            0.5747089197124633,
            0.74812372413241,
            0.7826379409262666,
            0.8164802065404475,
            0.8921512696049044,
            0.9662507171543316,
            0.9833651718333302,
            1,
            0.9913756408120963,
            0.9768282857875269,
            0.9461273666092943,
            0.9119424125071716,
            0.82234682470678,
            0.73457971829007,
            0.6290921260800778,
            0.5128485370051635,
            0.43751384604897664,
            0.37326195538456347,
            0.3037239109001888,
            0.23866344498874623,
            0.1868125563478403,
            0.13593998636053647,
            0.1117313043897888,
            0.08925384075986485,
            0.06900472137567308,
            0.05038335158817086,
            0.03673380781814516,
            0.023328005901155642,
            0.017779080925471796,
            0.01224069209167497,
            0.00955249569707401,
            0.007678497240192295,
            0.006344057548876825,
            0.005116106070772193,
            0.004158289821952877,
            0.003133964429145152,
            0.0026991081207948676,
            0.0022713806043847522,
            0.0020919916600198704,
            0.002154933096441064,
            0.002216867469879518,
            0.0022778187580252984,
            0.0026495182078143846,
            0.003247364457831325,
            0.003375628760890739,
            0.0035019197669800078,
            0.003928472888281589,
            0.004348563083502842,
            0.0037949866059296265,
            0.0029542476944023426,
            0.0018327277363421942,
            0.0008732408626101042,
            0.0007223890347626167,
            0.0005737234652897303,
            0.0004271969687588999,
            0.0003534546348659946,
            0.00028075829152476167,
            0.0002787811204576859,
            0.00027683160213280695,
            0.00027490916045132914,
            0.0002730132352068372,
            0.0003389291019262962,
            0.0003366234617771377,
            0.00040121877471275055,
            0.0003321050260485855,
            0.00026391279403327597,
            0.00026216502718537344,
            0.00026044025726968024,
            0.0002587380333659568,
            0.0002570579162661779,
            0.000191549608572539,
            0.00019032172646630475,
            0.0002521459815604548,
            0.00031318765114708377,
            0.00037346150099048484,
            0.00043298192771084335,
            0.0003688222276862552,
            0.0003665455472684388,
            0.0003035806679830628,
            0.00030172956634901975,
            0.00029990090231054087,
            0.0002980942703689111,
            0.0002370474197903676,
            0.00017672731743299726,
            0.0002342421248816059,
            0.00023286423002936114,
            0.00023150245090638243,
            0.00023015650642436858,
            0.00028603265249271234,
            0.0002843887866737888,
            0.00033931644947135476,
            0.00039361993428258484,
            0.0003913960928459601,
            0.00033359763290723084,
            0.0003317339589803748,
            0.0003298909925415949,
            0.0003280683903728568,
            0.0003262658167993796,
            0.000324482943483536,
            0.00026893287435456113,
            0.0003209750197702005,
            0.0003192493476208983,
            0.00026461844321518313,
            0.00026321089830446407,
            0.0002094545984391079,
            0.0002083522058157442,
            0.00020726135657063557,
            0.0001546364027538726,
            0.00015383517786913753,
            0.0002040562840463474,
            0.000253762301955073,
            0.00030296111559942394,
            0.0003516604489022078,
            0.00034988438602896434,
            0.0003978584834672502,
            0.000395869191049914,
            0.00039389969258697905,
            0.0003919496941088257,
            0.000536275997727716,
            0.0005821605750734028,
            0.00048276730615843166,
            0.00038433902043680967,
            0.00047810288774144193,
            0.0005709651793989143,
            0.0007102916107354915,
            0.000848291123678387
          ]
        }
      ],
      "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": 0.0020208695652173913,
        "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,
            0.0006,
            0.0022,
            0.0034,
            0.0035,
            0.0184,
            0.037,
            0.0502,
            0.0585,
            0.0524,
            0.0463,
            0.0473,
            0.0483,
            0.0452,
            0.0421,
            0.0423,
            0.0433,
            0.0455,
            0.0481,
            0.0467,
            0.0454,
            0.0434,
            0.0409,
            0.0437,
            0.0479,
            0.0645,
            0.0804,
            0.0934,
            0.1064,
            0.0891,
            0.0711,
            0.0521,
            0.0374,
            0.0398,
            0.0421,
            0.0717,
            0.1013,
            0.2061,
            0.338,
            0.5032,
            0.6684,
            0.6525,
            0.6366,
            0.5957,
            0.5547,
            0.5214,
            0.4931,
            0.4482,
            0.4032,
            0.3618,
            0.3228,
            0.2926,
            0.2602,
            0.2192,
            0.1782,
            0.1377,
            0.0973,
            0.0571,
            0.0229,
            0.0131,
            0.0049,
            0.0031,
            0.0016,
            0.0012,
            0.0008,
            0.0007,
            0.0006,
            0.0007,
            0.0007,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0006,
            0.0006,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0004,
            0.0005,
            0.0006,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0004,
            0.0005,
            0.0005,
            0.0004,
            0.0005,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0005,
            0.0006,
            0.0007,
            0.0009,
            0.0008,
            0.0006,
            0.0007,
            0.0008,
            0.0009,
            0.0009,
            0.0009,
            0.0008,
            0.0009,
            0.001,
            0.0013,
            0.0017
          ]
        },
        {
          "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,
            0.0014,
            0.005,
            0.0073,
            0.0046,
            0.0186,
            0.0367,
            0.0581,
            0.0776,
            0.0869,
            0.0962,
            0.1154,
            0.1347,
            0.1624,
            0.1901,
            0.2395,
            0.2943,
            0.3416,
            0.387,
            0.3986,
            0.4102,
            0.4384,
            0.4776,
            0.5659,
            0.6664,
            0.801,
            0.9153,
            0.9484,
            0.9814,
            1,
            0.9961,
            0.9586,
            0.9148,
            0.8462,
            0.7775,
            0.6775,
            0.5775,
            0.4977,
            0.4239,
            0.3538,
            0.2837,
            0.212,
            0.1402,
            0.1075,
            0.0747,
            0.054,
            0.0412,
            0.0347,
            0.0283,
            0.0237,
            0.0203,
            0.018,
            0.0157,
            0.0138,
            0.0119,
            0.0105,
            0.0086,
            0.0058,
            0.0034,
            0.0024,
            0.0015,
            0.0012,
            0.001,
            0.0008,
            0.0006,
            0.0006,
            0.0006,
            0.0007,
            0.0008,
            0.0008,
            0.0008,
            0.0007,
            0.0007,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0005,
            0.0007,
            0.0008,
            0.0009,
            0.0008,
            0.0007,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0006,
            0.0007,
            0.0007,
            0.0006,
            0.0006,
            0.0006,
            0.0007,
            0.0008,
            0.0008,
            0.0008,
            0.0008,
            0.0008,
            0.0007,
            0.0007,
            0.0006,
            0.0005,
            0.0005,
            0.0004,
            0.0005,
            0.0005,
            0.0006,
            0.0008,
            0.0009,
            0.0009,
            0.0009,
            0.0009,
            0.0011,
            0.0012,
            0.0013,
            0.0014,
            0.0013,
            0.0013,
            0.0015,
            0.0017,
            0.002,
            0.0023
          ]
        },
        {
          "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,
            0.0016,
            0.0056,
            0.0106,
            0.0194,
            0.1506,
            0.3124,
            0.4936,
            0.6501,
            0.688,
            0.726,
            0.8023,
            0.8787,
            0.9042,
            0.9296,
            0.9316,
            0.9278,
            0.9082,
            0.8846,
            0.806,
            0.7274,
            0.6293,
            0.5182,
            0.4465,
            0.3847,
            0.3161,
            0.2508,
            0.1982,
            0.1456,
            0.1208,
            0.0974,
            0.076,
            0.056,
            0.0412,
            0.0264,
            0.0203,
            0.0141,
            0.0111,
            0.009,
            0.0075,
            0.0061,
            0.005,
            0.0038,
            0.0033,
            0.0028,
            0.0026,
            0.0027,
            0.0028,
            0.0029,
            0.0034,
            0.0042,
            0.0044,
            0.0046,
            0.0052,
            0.0058,
            0.0051,
            0.004,
            0.0025,
            0.0012,
            0.001,
            0.0008,
            0.0006,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0006,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0004,
            0.0005,
            0.0006,
            0.0007,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0005,
            0.0005,
            0.0004,
            0.0003,
            0.0004,
            0.0004,
            0.0004,
            0.0004,
            0.0005,
            0.0005,
            0.0006,
            0.0007,
            0.0007,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0006,
            0.0005,
            0.0006,
            0.0006,
            0.0005,
            0.0005,
            0.0004,
            0.0004,
            0.0004,
            0.0003,
            0.0003,
            0.0004,
            0.0005,
            0.0006,
            0.0007,
            0.0007,
            0.0008,
            0.0008,
            0.0008,
            0.0008,
            0.0011,
            0.0012,
            0.001,
            0.0008,
            0.001,
            0.0012,
            0.0015,
            0.0018
          ]
        }
      ],
      "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": 0.02696352525784637,
      "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": 590,
          "positive_response_centroid_nm": 595.527875418947,
          "observed_nir_to_visible_mean_ratio": 0.0038932184414661925,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "green",
          "positive_peak_wavelength_nm": 535,
          "positive_response_centroid_nm": 531.8923312985395,
          "observed_nir_to_visible_mean_ratio": 0.0029678553040774353,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "blue",
          "positive_peak_wavelength_nm": 465,
          "positive_response_centroid_nm": 472.02168066124284,
          "observed_nir_to_visible_mean_ratio": 0.002740476842970674,
          "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,
        0.0016,
        0.0056,
        0.0106,
        0.0194,
        0.1506,
        0.3124,
        0.4936,
        0.6501,
        0.688,
        0.726,
        0.8023,
        0.8787,
        0.9042,
        0.9296,
        0.9316,
        0.9278,
        0.9082,
        0.8846,
        0.806,
        0.7274,
        0.6293,
        0.5182,
        0.4465,
        0.3847,
        0.3161,
        0.2508,
        0.1982,
        0.1456,
        0.1208,
        0.0974,
        0.076,
        0.056,
        0.0412,
        0.0264,
        0.0203,
        0.0141,
        0.0111,
        0.009,
        0.0075,
        0.0061,
        0.005,
        0.0038,
        0.0033,
        0.0028,
        0.0026,
        0.0027,
        0.0028,
        0.0029,
        0.0034,
        0.0042,
        0.0044,
        0.0046,
        0.0052,
        0.0058,
        0.0051,
        0.004,
        0.0025,
        0.0012,
        0.001,
        0.0008,
        0.0006,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0006,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0004,
        0.0005,
        0.0006,
        0.0007,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0003,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0005,
        0.0005,
        0.0006,
        0.0007,
        0.0007,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0004,
        0.0005,
        0.0006,
        0.0007,
        0.0007,
        0.0008,
        0.0008,
        0.0008,
        0.0008,
        0.0011,
        0.0012,
        0.001,
        0.0008,
        0.001,
        0.0012,
        0.0015,
        0.0018
      ],
      "camera_id": "cam-ie2024-nikon-d90",
      "checksum": {
        "algorithm": "sha256",
        "covers": "canonical_profile_revision",
        "value": "22a4a565acb816d155da4693c25db0d676811607a4e80b37f45abf719f0fa413"
      },
      "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,
        0.0014,
        0.005,
        0.0073,
        0.0046,
        0.0186,
        0.0367,
        0.0581,
        0.0776,
        0.0869,
        0.0962,
        0.1154,
        0.1347,
        0.1624,
        0.1901,
        0.2395,
        0.2943,
        0.3416,
        0.387,
        0.3986,
        0.4102,
        0.4384,
        0.4776,
        0.5659,
        0.6664,
        0.801,
        0.9153,
        0.9484,
        0.9814,
        1,
        0.9961,
        0.9586,
        0.9148,
        0.8462,
        0.7775,
        0.6775,
        0.5775,
        0.4977,
        0.4239,
        0.3538,
        0.2837,
        0.212,
        0.1402,
        0.1075,
        0.0747,
        0.054,
        0.0412,
        0.0347,
        0.0283,
        0.0237,
        0.0203,
        0.018,
        0.0157,
        0.0138,
        0.0119,
        0.0105,
        0.0086,
        0.0058,
        0.0034,
        0.0024,
        0.0015,
        0.0012,
        0.001,
        0.0008,
        0.0006,
        0.0006,
        0.0006,
        0.0007,
        0.0008,
        0.0008,
        0.0008,
        0.0007,
        0.0007,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0005,
        0.0007,
        0.0008,
        0.0009,
        0.0008,
        0.0007,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0005,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0006,
        0.0007,
        0.0007,
        0.0006,
        0.0006,
        0.0006,
        0.0007,
        0.0008,
        0.0008,
        0.0008,
        0.0008,
        0.0008,
        0.0007,
        0.0007,
        0.0006,
        0.0005,
        0.0005,
        0.0004,
        0.0005,
        0.0005,
        0.0006,
        0.0008,
        0.0009,
        0.0009,
        0.0009,
        0.0009,
        0.0011,
        0.0012,
        0.0013,
        0.0014,
        0.0013,
        0.0013,
        0.0015,
        0.0017,
        0.002,
        0.0023
      ],
      "interpolation_method": null,
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": "unknown",
      "optical_configuration": {
        "configuration_id": "cfg-prf-ie2024-nikon-d90-in-occ83",
        "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=IN",
      "profile_id": "prf-ie2024-nikon-d90-in-occ83",
      "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,
        0.0006,
        0.0022,
        0.0034,
        0.0035,
        0.0184,
        0.037,
        0.0502,
        0.0585,
        0.0524,
        0.0463,
        0.0473,
        0.0483,
        0.0452,
        0.0421,
        0.0423,
        0.0433,
        0.0455,
        0.0481,
        0.0467,
        0.0454,
        0.0434,
        0.0409,
        0.0437,
        0.0479,
        0.0645,
        0.0804,
        0.0934,
        0.1064,
        0.0891,
        0.0711,
        0.0521,
        0.0374,
        0.0398,
        0.0421,
        0.0717,
        0.1013,
        0.2061,
        0.338,
        0.5032,
        0.6684,
        0.6525,
        0.6366,
        0.5957,
        0.5547,
        0.5214,
        0.4931,
        0.4482,
        0.4032,
        0.3618,
        0.3228,
        0.2926,
        0.2602,
        0.2192,
        0.1782,
        0.1377,
        0.0973,
        0.0571,
        0.0229,
        0.0131,
        0.0049,
        0.0031,
        0.0016,
        0.0012,
        0.0008,
        0.0007,
        0.0006,
        0.0007,
        0.0007,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0006,
        0.0006,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0004,
        0.0005,
        0.0006,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0003,
        0.0004,
        0.0005,
        0.0005,
        0.0004,
        0.0005,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0006,
        0.0005,
        0.0005,
        0.0005,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0004,
        0.0003,
        0.0005,
        0.0006,
        0.0007,
        0.0009,
        0.0008,
        0.0006,
        0.0007,
        0.0008,
        0.0009,
        0.0009,
        0.0009,
        0.0008,
        0.0009,
        0.001,
        0.0013,
        0.0017
      ],
      "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"
  }
}
