{"signature":{"source":"NASA/JPL Small-Body Database (SBDB) API","version":"1.3"},"phys_par":[{"value":"15.5","name":"M1","ref":"K265/19","notes":"2 parameter fit from 1462 observations, autocmod 3.0g","units":null,"desc":"absolute magnitude of comet and coma (i.e. total)","sigma":"0.6","title":"comet total magnitude"},{"ref":"K265/19","name":"K1","value":"18.75","title":"comet total magnitude slope","sigma":null,"notes":"autocmod 3.0g","desc":"comet total magnitude slope parameter","units":null},{"notes":"from 181 observations, autocmod 3.0g","desc":"absolute magnitude of comet nucleus","units":null,"title":"comet nuclear magnitude","sigma":"0.6","value":"18.6","name":"M2","ref":"K265/19"},{"name":"K2","ref":"K265/19","value":"5.","title":"comet nuclear magnitude slope","sigma":null,"desc":"comet nuclear magnitude slope parameter","units":null,"notes":"autocmod 3.0g"},{"desc":"comet nuclear magnitude law phase coefficient","units":null,"notes":"autocmod 3.0g","title":"comet nuclear phase coefficient","sigma":null,"value":"0.03","name":"PC","ref":"K265/19"}],"orbit":{"not_valid_after":null,"condition_code":"0","two_body":null,"first_obs":"2001-08-01","comment":null,"equinox":"J2000","source":"JPL","data_arc":"9224","n_dop_obs_used":null,"t_jup":"2.841","pe_used":"DE441","elements":[{"value":"0.577","name":"e","units":null,"label":"e","title":"eccentricity","sigma":"9.7e-08"},{"units":"au","label":"a","sigma":"3.7e-08","title":"semi-major axis","value":"3.28","name":"a"},{"value":"1.39","name":"q","units":"au","label":"q","title":"perihelion distance","sigma":"3.3e-07"},{"title":"inclination; angle with respect to x-y ecliptic plane","sigma":"7.9e-06","units":"deg","label":"i","name":"i","value":"14.4"},{"units":"deg","label":"node","sigma":"2e-05","title":"longitude of the ascending node","value":"239","name":"om"},{"label":"peri","units":"deg","title":"argument of perihelion","sigma":"5.2e-05","value":"168","name":"w"},{"title":"mean anomaly","sigma":"9.9e-06","units":"deg","label":"M","name":"ma","value":"63.2"},{"units":"TDB","label":"tp","title":"time of perihelion passage","sigma":"5.6e-05","value":"2459179.798","name":"tp"},{"value":"2170","name":"per","label":"period","units":"d","title":"sidereal orbital period","sigma":"3.7e-05"},{"value":"0.166","name":"n","units":"deg/d","label":"n","title":"mean motion","sigma":"2.8e-09"},{"label":"Q","units":"au","title":"aphelion distance","sigma":"5.9e-08","value":"5.18","name":"ad"}],"moid_jup":"0.334","producer":"Davide Farnocchia","sb_used":"SB441-N16","epoch":"2459561.5","n_del_obs_used":null,"moid":"0.402","rms":"0.56","model_pars":[{"value":"2.623e-09","name":"A1","units":"au/d^2","desc":"non-gravitational radial acceleration parameter","kind":"EST","n":1,"sigma":"1.178E-10","title":"non-grav. radial accel."},{"n":2,"title":"non-grav. transverse accel.","sigma":"8.951E-12","units":"au/d^2","desc":"non-gravitational transverse acceleration parameter","kind":"EST","name":"A2","value":"1.954e-10"},{"units":"d","desc":"non-gravitational perihelion-maximum offset","kind":"EST","n":3,"sigma":"1.569","title":"non-grav. perihelion offset","value":"-38.1","name":"DT"}],"not_valid_before":null,"cov_epoch":"2459561.5","soln_date":"2026-11-03 16:15:30","orbit_id":"K265/19","n_obs_used":1772,"last_obs":"2026-11-02"},"object":{"spkid":"1000365","prefix":"P","orbit_id":"K265/19","neo":false,"des":"11P","pha":false,"orbit_class":{"code":"JFc","name":"Jupiter-family Comet"},"fullname":"11P/Tempel-Swift-LINEAR","kind":"cn"}}