{"release":{"id":"DR1","released_on":"2026-08-21","doi":null,"url":"https://spacecatalog.org/releases#dr1"},"epoch":{"requested":"now","label":"J2026.667","julian_year":2026.667,"time":"2026-09-01T18:03:57.541Z","years_from_j2000":26.667,"frame":"date","applied":"Proper motion, then precession and nutation. The catalogued J2000 position is carried along the great circle the object's own published motion puts it on, at a constant velocity, and the result is referred to the true equator and equinox of this instant. Those are separate things: the motion moves the object, and the rotation turns the grid under it by about fifty arcseconds a year, with nutation adding up to another seventeen.","excluded":"Parallax, the radial-velocity perspective term, aberration and refraction; each is below the accuracy of the catalogued positions themselves. An object with no published proper motion comes back where the catalogue has it rather than at a fabricated zero, and says so with a null pm_ra_mas_yr. A body with no fixed position is not propagated at all — its place comes from an ephemeris, which is what /api/v1/visible answers with."},"slug":"corot-11","name":"CoRoT-11","class":"f6_v_yellow_white_star","category":"star","object_type":"F6 V yellow-white star","mag":12.897,"mag_band":"V","abs_mag":null,"abs_mag_band":null,"distance_ly":2136.4449519044247,"distance_method":"NASA Exoplanet Archive sy_dist (TICv8, 2019AJ....158..138S)","ra_deg":280.6872998,"dec_deg":5.9376586,"epoch_ra_deg":281.015944,"epoch_dec_deg":5.963526,"epoch_moved_arcsec":null,"pm_ra_mas_yr":null,"pm_dec_mas_yr":null,"orbits":null,"semi_major_axis_km":null,"periapsis_km":null,"mass_kg":null,"mass_msun":null,"constellation":"Serpens","discovered":null,"featured":false,"url":"https://spacecatalog.org/object/corot-11","radius_km":null,"radius_kind":null,"data_quality":null,"description":null,"properties":{"wds_id":"18427+0556","companions":[{"measured":2016,"magnitude":15.2,"components":"AB","discoverer_code":"WOL 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Individual records carry their source and license in `source`; attribution is required for CC-BY and CC-BY-SA rows."}