{"id":70574,"slug":"42549","name":"42549","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":20042549,"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":["42549","42549 (1996 HJ17)"],"measurements":[],"orbit":{"object_id":70574,"epoch_jd":2461200.5,"a_au":2.489,"e":0.0441,"i_deg":5.18,"om_deg":216.72,"w_deg":87.97,"ma_deg":165.18,"q_au":2.379,"ad_au":2.6,"period_d":1430.0,"moid_au":1.37,"orbit_class":"MBA","neo":false,"pha":false,"h_mag":14.79,"diameter_km":3.116,"albedo":0.263,"rot_period_h":4.453,"spec_b":null,"spec_t":null,"condition_code":"0","n_obs":2933,"arc_days":12387,"first_obs":"1992-04-06","last_obs":"2026-03-06","producer":"Otto Matic","source":"jpl-sbdb","updated_at":"2026-08-14T17:22:17.097108+00:00"},"exoplanet":null,"sources":[]}