{"id":2353535,"slug":"hd-121657","name":"HD 121657","domain":"deep-sky","class":"star","otype":"**","otype_label":"**","ra":209.4764681744902,"dec":-49.0814974160966,"coo_err_mas":0.1377,"coo_bibcode":"2018yCat.1345....0G","plx_mas":1.5334,"pmra":-14.315,"pmdec":-1.097,"rv_kms":null,"redshift":null,"dist_pc":null,"vmag":8.75,"bmag":8.83,"gmag":8.804001,"jmag":8.568,"kmag":8.561,"sp_type":"A0V","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":8,"simbad_oid":3406540,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":null,"host_object_id":null,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:51:23.133425+00:00","updated_at":"2026-08-14T16:51:23.133425+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}