{"discovery":{"who":"Palisa, J.","location":"Vienna","citation":null,"ref":"DISCOVERY.DB","site":null,"cref":null,"name":null,"discovery":"Discovered 1888-10-25 by Palisa, J. at Vienna","date":"1888-Oct-25"},"object":{"shortname":"279 Thule","des":"279","fullname":"279 Thule (A888 UA)","kind":"an","prefix":null,"orbit_id":"89","pha":false,"orbit_class":{"code":"OMB","name":"Outer Main-belt Asteroid"},"neo":false,"spkid":"20000279"},"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"orbit":{"n_del_obs_used":null,"producer":"Otto Matic","comment":null,"condition_code":"0","not_valid_after":null,"soln_date":"2026-06-05 03:23:52","two_body":null,"rms":"0.29","cov_epoch":"2457501.5","pe_used":"DE441","last_obs":"2026-04-13","elements":[{"label":"e","units":null,"sigma":"1.7e-09","name":"e","value":"0.0439","title":"eccentricity"},{"sigma":"1.1e-08","name":"a","label":"a","units":"au","title":"semi-major axis","value":"4.27"},{"sigma":"1.6e-08","name":"q","label":"q","units":"au","title":"perihelion distance","value":"4.08"},{"name":"i","sigma":"6.4e-08","label":"i","units":"deg","title":"inclination; angle with respect to x-y ecliptic plane","value":"2.33"},{"sigma":"1.5e-06","name":"om","label":"node","units":"deg","value":"71.9","title":"longitude of the ascending node"},{"units":"deg","label":"peri","name":"w","sigma":"4.4e-06","title":"argument of perihelion","value":"29.4"},{"title":"mean anomaly","value":"116","units":"deg","label":"M","name":"ma","sigma":"5.6e-06"},{"value":"2460158.020","title":"time of perihelion passage","name":"tp","sigma":"4.6e-05","units":"TDB","label":"tp"},{"title":"sidereal orbital period","value":"3220","label":"period","units":"d","sigma":"1.3e-05","name":"per"},{"label":"n","units":"deg/d","sigma":"4.4e-10","name":"n","title":"mean motion","value":"0.112"},{"units":"au","label":"Q","sigma":"1.2e-08","name":"ad","title":"aphelion distance","value":"4.46"}],"t_jup":"3.027","n_dop_obs_used":null,"n_obs_used":9331,"first_obs":"1889-11-17","model_pars":[],"equinox":"J2000","epoch":"2461200.5","not_valid_before":null,"moid_jup":"0.644","sb_used":"SB441-N16","orbit_id":"89","data_arc":"49820","moid":"3.1","source":"JPL"}}