{"id":28675,"slug":"10586-jansteen","name":"10586 Jansteen","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":20010586,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:44:22.692977+00:00","updated_at":"2026-08-14T17:22:10.067085+00:00","identifiers":["10586","10586 Jansteen","10586 Jansteen (1996 KY4)","Jansteen"],"measurements":[],"orbit":{"object_id":28675,"epoch_jd":2461200.5,"a_au":2.341,"e":0.2586,"i_deg":3.79,"om_deg":81.41,"w_deg":279.93,"ma_deg":37.48,"q_au":1.736,"ad_au":2.95,"period_d":1310.0,"moid_au":0.737,"orbit_class":"MBA","neo":false,"pha":false,"h_mag":14.37,"diameter_km":4.332,"albedo":0.236,"rot_period_h":155.335,"spec_b":null,"spec_t":null,"condition_code":"0","n_obs":4311,"arc_days":18364,"first_obs":"1975-08-30","last_obs":"2025-12-09","producer":"Otto Matic","source":"jpl-sbdb","updated_at":"2026-08-14T17:22:10.067085+00:00"},"exoplanet":null,"sources":[]}