{"id":40962,"slug":"9340-williamholden","name":"9340 Williamholden","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":20009340,"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":["9340","9340 Williamholden","9340 Williamholden (1991 LW1)","Williamholden"],"measurements":[],"orbit":{"object_id":40962,"epoch_jd":2461200.5,"a_au":3.197,"e":0.1535,"i_deg":2.27,"om_deg":103.89,"w_deg":147.43,"ma_deg":32.89,"q_au":2.707,"ad_au":3.69,"period_d":2090.0,"moid_au":1.69,"orbit_class":"MBA","neo":false,"pha":false,"h_mag":13.23,"diameter_km":15.331,"albedo":0.047,"rot_period_h":202.112,"spec_b":null,"spec_t":null,"condition_code":"0","n_obs":3631,"arc_days":12736,"first_obs":"1991-05-18","last_obs":"2026-03-31","producer":"Otto Matic","source":"jpl-sbdb","updated_at":"2026-08-14T17:22:10.067085+00:00"},"exoplanet":null,"sources":[]}