{"discovery":{"location":"Barcelona","date":"1915-Mar-20","citation":null,"discovery":"Discovered 1915-03-20 by Comas Sola, J. at Barcelona","who":"Comas Sola, J.","ref":"DISCOVERY.DB","name":null,"site":null,"cref":null},"object":{"kind":"an","shortname":"804 Hispania","spkid":"20000804","neo":false,"fullname":"804 Hispania (A915 FK)","prefix":null,"des":"804","pha":false,"orbit_id":"121","orbit_class":{"name":"Main-belt Asteroid","code":"MBA"}},"orbit":{"equinox":"J2000","n_del_obs_used":null,"n_dop_obs_used":null,"two_body":null,"orbit_id":"121","n_obs_used":7641,"cov_epoch":"2457994.5","comment":null,"epoch":"2461200.5","sb_used":"SB441-N16","t_jup":"3.243","moid":"1.43","pe_used":"DE441","source":"JPL","soln_date":"2026-06-05 04:04:50","moid_jup":"2.15","not_valid_after":null,"last_obs":"2026-04-12","elements":[{"label":"e","title":"eccentricity","units":null,"sigma":"2.5e-09","value":"0.142","name":"e"},{"sigma":"3.2e-09","value":"2.84","name":"a","units":"au","label":"a","title":"semi-major axis"},{"title":"perihelion distance","label":"q","units":"au","name":"q","sigma":"6e-09","value":"2.44"},{"name":"i","value":"15.4","sigma":"1.8e-07","title":"inclination; angle with respect to x-y ecliptic plane","label":"i","units":"deg"},{"sigma":"6.2e-07","value":"348","name":"om","units":"deg","title":"longitude of the ascending node","label":"node"},{"value":"344","sigma":"9.6e-07","name":"w","label":"peri","title":"argument of perihelion","units":"deg"},{"name":"ma","value":"301","sigma":"1.3e-06","units":"deg","label":"M","title":"mean anomaly"},{"name":"tp","value":"2461488.114","sigma":"6.8e-06","units":"TDB","label":"tp","title":"time of perihelion passage"},{"name":"per","value":"1750","sigma":"3e-06","label":"period","title":"sidereal orbital period","units":"d"},{"name":"n","value":"0.206","sigma":"3.5e-10","units":"deg/d","title":"mean motion","label":"n"},{"name":"ad","value":"3.24","sigma":"3.7e-09","units":"au","title":"aphelion distance","label":"Q"}],"rms":"0.3","condition_code":"0","model_pars":[],"not_valid_before":null,"data_arc":"43300","first_obs":"1907-09-24","producer":"Otto Matic"},"signature":{"source":"NASA/JPL Small-Body Database (SBDB) API","version":"1.3"}}