{"id":49549,"slug":"21524","name":"21524","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":20021524,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":2,"first_seen":"2026-08-14T16:44:29.897360+00:00","updated_at":"2026-08-14T17:22:17.097108+00:00","identifiers":["21524","21524 (1998 MB16)"],"measurements":[],"orbit":{"object_id":49549,"epoch_jd":2461200.5,"a_au":2.927,"e":0.0423,"i_deg":3.59,"om_deg":77.64,"w_deg":83.06,"ma_deg":288.13,"q_au":2.803,"ad_au":3.05,"period_d":1830.0,"moid_au":1.81,"orbit_class":"MBA","neo":false,"pha":false,"h_mag":14.52,"diameter_km":null,"albedo":null,"rot_period_h":null,"spec_b":null,"spec_t":null,"condition_code":"0","n_obs":2788,"arc_days":12903,"first_obs":"1990-11-18","last_obs":"2026-03-17","producer":"Otto Matic","source":"jpl-sbdb","updated_at":"2026-08-14T17:22:17.097108+00:00"},"exoplanet":null,"sources":[]}