{
  "schema_version": "camera-spectra-application-export-1",
  "profile_id": "prf-ie2024-sigma-fp-ej-occ47",
  "profile_revision": 1,
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    "xspd": "/application-data/prf-ie2024-sigma-fp-ej-occ47-r1.xspd",
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    "metadata": "/application-data/prf-ie2024-sigma-fp-ej-occ47-r1.metadata.json",
    "xspd_reason": null,
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    "siril_estimated": "/application-data/prf-ie2024-sigma-fp-ej-occ47-r1.estimated.siril.json",
    "siril_estimated_alternative": "/application-data/prf-ie2024-sigma-fp-ej-occ47-r1.alternative-estimate.siril.json",
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    "siril_estimated_note": "Estimated relative photon response. Assumes the source values describe energy response. Source optics remain unseparated; calibration accuracy is unverified.",
    "notes": [
      "XSPD contains the longest uninterrupted native range of each channel. Gaps and omitted samples remain in CSV and source JSON."
    ]
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        "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/",
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      "authors": [
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