{"id":3866701,"slug":"ucac4-644-016739","name":"UCAC4 644-016739","domain":"deep-sky","class":"star","otype":"TT*","otype_label":"TTauri*","ra":57.331426647899164,"dec":38.74408693034139,"coo_err_mas":0.0137,"coo_bibcode":"2020yCat.1350....0G","plx_mas":2.3414,"pmra":8.491,"pmdec":-8.014,"rv_kms":-15.18,"redshift":-5.063375e-05,"dist_pc":null,"vmag":14.562,"bmag":15.658,"gmag":13.722268,"jmag":11.302,"kmag":9.948,"sp_type":"K7","morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":7,"simbad_oid":18692219,"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":"2026-08-14T16:54:35.861346+00:00","updated_at":"2026-09-27T03:26:39.853281+00:00","identifiers":[],"measurements":[],"orbit":null,"exoplanet":null,"sources":[]}