{
  "source": "https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=alf+gem",
  "icrs_J2000": [
    113.64947162500002,
    31.888282222222216
  ],
  "proper_motion_mas_yr": [
    -191.45,
    -145.19
  ],
  "assumed_epoch": "1918-11-26",
  "projected_pixels_zero_based": [
    [
      3103.3823695076217,
      2449.952035679799
    ],
    [
      3069.7035818859954,
      2423.1183801238576
    ]
  ],
  "native_shift_pixels": 43.06165122423321,
  "caveat": "Linear proper-motion estimate; binary orbital motion, component photocenters and exact plate epochs are not modeled. WCS registers grouped exposures. Circles at \u00b129.55px mark approximate exposure members, not a fitted target orbit.",
  "photographic_attenuation_hypothesis": "Long-focus parallax observations often deliberately attenuated the central bright target. Exact hardware for this plate not yet established.",
  "primary_context": "https://dbc.wroc.pl/Content/29771/PDF/032279.pdf"
}