{"orbit":{"condition_code":"0","n_del_obs_used":null,"sb_used":"SB441-N16","t_jup":"2.866","source":"JPL","n_obs_used":2690,"first_obs":"2013-01-17","equinox":"J2000","moid_jup":"0.0797","rms":"0.68","last_obs":"2025-12-27","not_valid_after":null,"elements":[{"name":"e","label":"e","value":"0.549","sigma":"8.2e-08","units":null,"title":"eccentricity"},{"name":"a","label":"a","value":"3.44","sigma":"8.8e-08","units":"au","title":"semi-major axis"},{"value":"1.55","sigma":"2.5e-07","units":"au","title":"perihelion distance","label":"q","name":"q"},{"value":"4.74","title":"inclination; angle with respect to x-y ecliptic plane","units":"deg","sigma":"5.6e-06","name":"i","label":"i"},{"sigma":"0.00015","units":"deg","title":"longitude of the ascending node","value":"121","name":"om","label":"node"},{"value":"163","sigma":"0.00015","units":"deg","title":"argument of perihelion","label":"peri","name":"w"},{"label":"M","name":"ma","value":"189","units":"deg","sigma":"1.1e-05","title":"mean anomaly"},{"units":"TDB","sigma":"9.2e-05","title":"time of perihelion passage","value":"2459656.388","name":"tp","label":"tp"},{"sigma":"9e-05","units":"d","title":"sidereal orbital period","value":"2330","name":"per","label":"period"},{"value":"0.154","title":"mean motion","units":"deg/d","sigma":"5.9e-09","name":"n","label":"n"},{"value":"5.33","title":"aphelion distance","sigma":"1.4e-07","units":"au","label":"Q","name":"ad"}],"soln_date":"2026-01-08 08:23:21","epoch":"2458545.5","model_pars":[{"value":"-1.13e-10","title":"non-grav. transverse accel.","n":1,"sigma":"8.912E-12","units":"au/d^2","kind":"EST","name":"A2","desc":"non-gravitational transverse acceleration parameter"},{"sigma":null,"units":null,"kind":"SET","n":0,"title":"normalizing factor","value":".0408373333128795","desc":"normalizing factor [default 0.1112620426]","name":"ALN"},{"value":"2.6","title":"non-grav. model exp. k","n":0,"kind":"SET","sigma":null,"units":null,"name":"NK","desc":"non-grav. model constant, exponent k [default 4.6142]"},{"desc":"non-grav. model constant, exponent m [default 2.15]","name":"NM","value":"2.","kind":"SET","sigma":null,"units":null,"n":0,"title":"non-grav. model exp. m"},{"units":null,"sigma":null,"kind":"SET","title":"non-grav. model exp. n","n":0,"value":"3.","desc":"non-grav. model constant, exponent n [default 5.093]","name":"NN"},{"desc":"normalizing distance, au [default 2.808 au]","name":"R0","units":"au","sigma":null,"kind":"SET","n":0,"title":"normalizing distance","value":"5."}],"moid":"0.538","data_arc":"4727","not_valid_before":null,"producer":"Davide Farnocchia","n_dop_obs_used":null,"two_body":null,"comment":"Nongrav. accels. using CO driven g(r)","cov_epoch":"2458545.5","orbit_id":"K283/2","pe_used":"DE441"},"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"},"discovery":{"name":null,"discovery":"Discovered 1906-08-22 by Kopff at Konigstuhl Observatory, Germany","date":"1906-Aug-22","citation":null,"cref":null,"ref":"comet.dis","who":"Kopff","location":"Konigstuhl Observatory, Germany","site":null},"object":{"prefix":"P","pha":false,"fullname":"22P/Kopff","orbit_id":"K283/2","des":"22P","spkid":"1000054","orbit_class":{"name":"Jupiter-family Comet","code":"JFc"},"neo":false,"kind":"cn"}}
