{"object":{"des":"104","neo":false,"shortname":"104 Klymene","spkid":"20000104","pha":false,"prefix":null,"orbit_id":"142","fullname":"104 Klymene (A868 RB)","orbit_class":{"code":"MBA","name":"Main-belt Asteroid"},"kind":"an"},"discovery":{"discovery":"Discovered 1868-09-13 by Watson, J. C. at Ann Arbor","name":null,"cref":null,"site":null,"citation":null,"location":"Ann Arbor","who":"Watson, J. C.","date":"1868-Sep-13","ref":"DISCOVERY.DB"},"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"orbit":{"last_obs":"2026-04-04","not_valid_after":null,"model_pars":[],"sb_used":"SB441-N16","rms":"0.28","cov_epoch":"2457953.5","orbit_id":"142","moid":"1.65","pe_used":"DE441","producer":"Otto Matic","source":"JPL","first_obs":"1885-09-16","n_obs_used":9422,"two_body":null,"data_arc":"51334","n_dop_obs_used":null,"equinox":"J2000","epoch":"2461200.5","moid_jup":"1.64","comment":null,"not_valid_before":null,"t_jup":"3.187","elements":[{"units":null,"label":"e","value":"0.163","name":"e","title":"eccentricity","sigma":"2e-09"},{"units":"au","label":"a","title":"semi-major axis","value":"3.15","name":"a","sigma":"2.3e-09"},{"name":"q","value":"2.63","title":"perihelion distance","sigma":"7.7e-09","units":"au","label":"q"},{"value":"2.79","name":"i","title":"inclination; angle with respect to x-y ecliptic plane","sigma":"8.1e-08","units":"deg","label":"i"},{"sigma":"1.8e-06","name":"om","value":"41.6","title":"longitude of the ascending node","label":"node","units":"deg"},{"sigma":"1.8e-06","title":"argument of perihelion","name":"w","value":"31.9","label":"peri","units":"deg"},{"label":"M","units":"deg","sigma":"1.1e-06","value":"17.6","name":"ma","title":"mean anomaly"},{"value":"2461100.791","name":"tp","title":"time of perihelion passage","sigma":"6.1e-06","units":"TDB","label":"tp"},{"name":"per","value":"2040","title":"sidereal orbital period","sigma":"2.2e-06","units":"d","label":"period"},{"label":"n","units":"deg/d","sigma":"1.9e-10","title":"mean motion","name":"n","value":"0.177"},{"label":"Q","units":"au","sigma":"2.7e-09","name":"ad","value":"3.66","title":"aphelion distance"}],"n_del_obs_used":null,"condition_code":"0","soln_date":"2026-06-05 03:09:30"}}