{
  "status": "retrieved",
  "request_url": "https://alasky.cds.unistra.fr/hips-image-services/hips2fits?hips=CDS%2FP%2FDSS2%2Fcolor&wcs=%7B%22WCSAXES%22%3A+2%2C+%22CRPIX1%22%3A+549.20144820254%2C+%22CRPIX2%22%3A+437.96578866632%2C+%22PC1_1%22%3A+-0.0018371811756402%2C+%22PC1_2%22%3A+0.0012631826969154%2C+%22PC2_1%22%3A+-0.001270630766%2C+%22PC2_2%22%3A+-0.0018155469986699%2C+%22CDELT1%22%3A+1.0%2C+%22CDELT2%22%3A+1.0%2C+%22CUNIT1%22%3A+%22deg%22%2C+%22CUNIT2%22%3A+%22deg%22%2C+%22CTYPE1%22%3A+%22RA---TAN-SIP%22%2C+%22CTYPE2%22%3A+%22DEC--TAN-SIP%22%2C+%22CRVAL1%22%3A+11.392414542764%2C+%22CRVAL2%22%3A+46.119800151873%2C+%22LONPOLE%22%3A+180.0%2C+%22LATPOLE%22%3A+46.119800151873%2C+%22MJDREF%22%3A+0.0%2C+%22RADESYS%22%3A+%22FK5%22%2C+%22EQUINOX%22%3A+2000.0%2C+%22A_ORDER%22%3A+3%2C+%22A_0_2%22%3A+1.239906238595857e-06%2C+%22A_0_3%22%3A+-1.4576016248476818e-09%2C+%22A_1_1%22%3A+-6.389961777367091e-07%2C+%22A_1_2%22%3A+-2.160953386838102e-09%2C+%22A_2_0%22%3A+-7.102811987773023e-08%2C+%22A_2_1%22%3A+-1.644152925345815e-09%2C+%22A_3_0%22%3A+-4.999386694679751e-09%2C+%22B_ORDER%22%3A+3%2C+%22B_0_2%22%3A+-3.616140466378863e-07%2C+%22B_0_3%22%3A+4.7348779415623994e-09%2C+%22B_1_1%22%3A+1.1659286523525416e-06%2C+%22B_1_2%22%3A+-1.7597612003032687e-09%2C+%22B_2_0%22%3A+-1.2715685389389386e-06%2C+%22B_2_1%22%3A+-3.5556943029206617e-09%2C+%22B_3_0%22%3A+5.882386603790696e-10%2C+%22NAXIS1%22%3A+1200%2C+%22NAXIS2%22%3A+949%7D&width=1200&height=949&format=jpg",
  "wcs": {
    "WCSAXES": 2,
    "CRPIX1": 549.20144820254,
    "CRPIX2": 437.96578866632,
    "PC1_1": -0.0018371811756402,
    "PC1_2": 0.0012631826969154,
    "PC2_1": -0.001270630766,
    "PC2_2": -0.0018155469986699,
    "CDELT1": 1.0,
    "CDELT2": 1.0,
    "CUNIT1": "deg",
    "CUNIT2": "deg",
    "CTYPE1": "RA---TAN-SIP",
    "CTYPE2": "DEC--TAN-SIP",
    "CRVAL1": 11.392414542764,
    "CRVAL2": 46.119800151873,
    "LONPOLE": 180.0,
    "LATPOLE": 46.119800151873,
    "MJDREF": 0.0,
    "RADESYS": "FK5",
    "EQUINOX": 2000.0,
    "A_ORDER": 3,
    "A_0_2": 1.239906238595857e-06,
    "A_0_3": -1.4576016248476818e-09,
    "A_1_1": -6.389961777367091e-07,
    "A_1_2": -2.160953386838102e-09,
    "A_2_0": -7.102811987773023e-08,
    "A_2_1": -1.644152925345815e-09,
    "A_3_0": -4.999386694679751e-09,
    "B_ORDER": 3,
    "B_0_2": -3.616140466378863e-07,
    "B_0_3": 4.7348779415623994e-09,
    "B_1_1": 1.1659286523525416e-06,
    "B_1_2": -1.7597612003032687e-09,
    "B_2_0": -1.2715685389389386e-06,
    "B_2_1": -3.5556943029206617e-09,
    "B_3_0": 5.882386603790696e-10,
    "NAXIS1": 1200,
    "NAXIS2": 949
  },
  "service": "CDS HiPS2FITS",
  "survey": "DSS2 color",
  "hips": "CDS/P/DSS2/color",
  "display_transform": "Vertical flip from service JPEG to stored scan row order",
  "image_size": [
    1200,
    949
  ],
  "previous_attempt": "Initial request with inverse SIP keywords returned HTTP 400; forward-SIP-only retry succeeded.",
  "service_documentation": "https://alasky.cds.unistra.fr/hips-image-services/hips2fits",
  "attribution": "Digitized Sky Survey / STScI, image distribution via CDS HiPS; survey epochs and bands differ from the plate.",
  "usage": "Survey context, not new independent astrometric validation",
  "downloaded_utc": "2026-10-27T11:10:37Z",
  "image_sha256": "e4633a4d18f2d3687482029ba82b1f216a12a25716099ad2feb24267e887f512"
}