{"id":56289,"slug":"28264","name":"28264","domain":"solar-system","class":"asteroid","otype":null,"otype_label":"Asteroid","ra":null,"dec":null,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":null,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":0,"simbad_oid":null,"gaia_dr3":null,"jpl_spkid":20028264,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:44:29.897360+00:00","updated_at":"2026-08-14T17:22:17.097108+00:00","identifiers":["28264","28264 (1999 CJ5)"],"measurements":[],"orbit":{"object_id":56289,"epoch_jd":2461200.5,"a_au":2.972,"e":0.1097,"i_deg":10.67,"om_deg":18.96,"w_deg":43.53,"ma_deg":206.86,"q_au":2.646,"ad_au":3.3,"period_d":1870.0,"moid_au":1.67,"orbit_class":"MBA","neo":false,"pha":false,"h_mag":13.58,"diameter_km":6.432,"albedo":0.324,"rot_period_h":null,"spec_b":null,"spec_t":null,"condition_code":"0","n_obs":3341,"arc_days":12322,"first_obs":"1991-09-30","last_obs":"2025-06-25","producer":"Otto Matic","source":"jpl-sbdb","updated_at":"2026-08-14T17:22:17.097108+00:00"},"exoplanet":null,"sources":[]}