{"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"discovery":{"cref":"WGSBN Bull. 5, #19, 5","discovery":"Discovered 1997 Feb. 15 by Spacewatch.","ref":"19990302/Numbers.arc","citation":"Chariklo, sometimes described as a sea nymph, sometimes as a female centaur, was the wife of Chiron.  Together they are said to have had as many as five children, and she is also sometimes said to have been the mother of Tiresias, the famous seer.","name":"Chariklo","site":null,"location":"Kitt Peak","date":"1997-Feb-15","who":"Spacewatch"},"orbit":{"n_dop_obs_used":null,"t_jup":"3.475","pe_used":"DE441","comment":null,"equinox":"J2000","data_arc":"13501","source":"JPL","first_obs":"1988-11-05","not_valid_after":null,"condition_code":"0","two_body":null,"n_obs_used":2726,"last_obs":"2025-10-23","orbit_id":"61","not_valid_before":null,"cov_epoch":"2458191.5","soln_date":"2025-11-06 06:24:01","model_pars":[],"rms":"0.48","n_del_obs_used":null,"moid":"12.1","elements":[{"name":"e","value":"0.171","sigma":"3.8e-08","title":"eccentricity","units":null,"label":"e"},{"name":"a","value":"15.7","title":"semi-major axis","sigma":"1.1e-06","label":"a","units":"au"},{"value":"13","name":"q","units":"au","label":"q","sigma":"7e-07","title":"perihelion distance"},{"name":"i","value":"23.4","title":"inclination; angle with respect to x-y ecliptic plane","sigma":"3.1e-07","units":"deg","label":"i"},{"value":"300","name":"om","label":"node","units":"deg","sigma":"2.2e-07","title":"longitude of the ascending node"},{"name":"w","value":"241","sigma":"1.6e-05","title":"argument of perihelion","units":"deg","label":"peri"},{"value":"130","name":"ma","units":"deg","label":"M","title":"mean anomaly","sigma":"2.4e-05"},{"name":"tp","value":"2452962.706","sigma":"0.00069","title":"time of perihelion passage","units":"TDB","label":"tp"},{"label":"period","units":"d","title":"sidereal orbital period","sigma":"0.0023","value":"22800","name":"per"},{"sigma":"1.6e-09","title":"mean motion","units":"deg/d","label":"n","name":"n","value":"0.0158"},{"sigma":"1.2e-06","title":"aphelion distance","label":"Q","units":"au","name":"ad","value":"18.4"}],"moid_jup":"8.12","producer":"Otto Matic","epoch":"2461200.5","sb_used":"SB441-N16"},"object":{"prefix":null,"spkid":"20010199","orbit_id":"61","neo":false,"orbit_class":{"code":"CEN","name":"Centaur"},"des":"10199","pha":false,"kind":"an","shortname":"10199 Chariklo","fullname":"10199 Chariklo (1997 CU26)"}}