{"orbit":{"soln_date":"2026-06-05 03:19:12","condition_code":"0","elements":[{"sigma":"1.2e-09","value":"0.136","name":"e","title":"eccentricity","label":"e","units":null},{"label":"a","units":"au","sigma":"4.3e-09","value":"3.42","name":"a","title":"semi-major axis"},{"title":"perihelion distance","name":"q","value":"2.96","sigma":"6e-09","units":"au","label":"q"},{"units":"deg","label":"i","value":"2.08","name":"i","title":"inclination; angle with respect to x-y ecliptic plane","sigma":"6.8e-08"},{"units":"deg","label":"node","name":"om","value":"27.8","title":"longitude of the ascending node","sigma":"2.4e-06"},{"label":"peri","units":"deg","sigma":"2.4e-06","title":"argument of perihelion","name":"w","value":"309"},{"units":"deg","label":"M","name":"ma","value":"281","title":"mean anomaly","sigma":"1.8e-06"},{"name":"tp","value":"2461708.306","title":"time of perihelion passage","sigma":"1.2e-05","units":"TDB","label":"tp"},{"title":"sidereal orbital period","name":"per","value":"2320","sigma":"4.4e-06","units":"d","label":"period"},{"sigma":"3e-10","title":"mean motion","name":"n","value":"0.156","label":"n","units":"deg/d"},{"sigma":"4.9e-09","name":"ad","value":"3.89","title":"aphelion distance","label":"Q","units":"au"}],"n_del_obs_used":null,"not_valid_before":null,"t_jup":"3.126","comment":null,"moid_jup":"1.48","epoch":"2461200.5","equinox":"J2000","n_dop_obs_used":null,"data_arc":"51580","two_body":null,"first_obs":"1885-01-19","n_obs_used":8989,"producer":"Otto Matic","source":"JPL","pe_used":"DE441","moid":"1.95","orbit_id":"125","cov_epoch":"2457778.5","sb_used":"SB441-N16","rms":"0.3","model_pars":[],"not_valid_after":null,"last_obs":"2026-04-10"},"phys_par":[{"name":"H","sigma":null,"notes":"IRAS observations used: 3","desc":"absolute magnitude (magnitude at 1 au from Sun and observer)","ref":"E2026E39","title":"absolute magnitude","value":"9.32","units":null},{"sigma":"1.779","notes":null,"name":"diameter","desc":"effective body diameter","value":"105.912","ref":"urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)","title":"diameter","units":"km"},{"desc":"body rotation period (synodic)","name":"rot_per","sigma":null,"notes":"REFERENCE LIST:[Lagerkvist, C.-I.; Erikson, A.; Lahulla, F.; Di Martino, M.; et al. (2001) Icarus 149, 190-197.], [Durech, J.; Tonry, J.; Erasmus, N.; Denneau, L.; et al. (2020) Astron. Astrophys. 643, A59.]","units":"h","title":"rotation period","ref":"LCDB (Rev. 2023-October); Warner et al., 2009","value":"6.6"},{"units":null,"title":"geometric albedo","ref":"urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)","value":"0.035","desc":"geometric albedo","sigma":"0.007","notes":null,"name":"albedo"},{"units":null,"value":"0.708","title":"B-V","ref":"EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2","desc":"color index B-V magnitude difference","name":"BV","notes":"#obs=1; phase=10.23 deg.","sigma":"0.022"},{"units":null,"value":"0.253","ref":"EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2","title":"U-B","desc":"color index U-B magnitude difference","name":"UB","notes":"#obs=1; phase=10.23 deg.","sigma":"0.034"},{"notes":"used 7 color indices","sigma":null,"name":"spec_T","desc":"Tholen spectral taxonomic classification","value":"BCU","title":"Tholen spectral type","ref":"EAR-A-5-DDR-TAXONOMY-V4.0","units":null}],"object":{"des":"229","neo":false,"pha":false,"shortname":"229 Adelinda","spkid":"20000229","prefix":null,"orbit_id":"125","fullname":"229 Adelinda (A882 QB)","orbit_class":{"code":"OMB","name":"Outer Main-belt Asteroid"},"kind":"an"},"signature":{"version":"1.3","source":"NASA/JPL Small-Body Database (SBDB) API"}}
