{"id":3535,"slug":"hd-52265-b","name":"HD 52265 b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":105.0746449,"dec":-5.3668142,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":29.9803,"vmag":6.29351,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":53,"simbad_oid":942869,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"HD 52265 b","host_object_id":1799886,"depth":0,"deep_at":null,"views":1,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":["HD 52265b","NAME-IAU Cayahuanca"],"measurements":[{"parameter":"eccentricity","value":0.213,"value_text":null,"unit":null,"err_plus":0.013,"err_minus":0.014,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"eccentricity","value":0.27,"value_text":null,"unit":null,"err_plus":0.02,"err_minus":0.02,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2019","ref_year":2019},{"parameter":"eccentricity","value":0.32,"value_text":null,"unit":null,"err_plus":0.06,"err_minus":0.06,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"eccentricity","value":0.325,"value_text":null,"unit":null,"err_plus":0.065,"err_minus":0.065,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2006","ref_year":2006},{"parameter":"eccentricity","value":0.35,"value_text":null,"unit":null,"err_plus":0.03,"err_minus":0.03,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2001","ref_year":2001},{"parameter":"eccentricity","value":0.29,"value_text":null,"unit":null,"err_plus":0.04,"err_minus":0.04,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2000","ref_year":2000},{"parameter":"equilibrium_temperature","value":405.0,"value_text":null,"unit":"K","err_plus":75.0,"err_minus":75.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2001","ref_year":2001},{"parameter":"mass","value":352.15387496,"value_text":null,"unit":"M_earth","err_plus":9.85268062,"err_minus":9.85268062,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"mass","value":384.5743,"value_text":null,"unit":"M_earth","err_plus":15.8915,"err_minus":15.8915,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2019","ref_year":2019},{"parameter":"mass","value":368.6828,"value_text":null,"unit":"M_earth","err_plus":31.783,"err_minus":31.783,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"mass","value":346.0,"value_text":null,"unit":"M_earth","err_plus":35.0,"err_minus":35.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2006","ref_year":2006},{"parameter":"mass","value":334.0,"value_text":null,"unit":"M_earth","err_plus":10.0,"err_minus":10.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2001","ref_year":2001},{"parameter":"mass","value":359.0,"value_text":null,"unit":"M_earth","err_plus":10.0,"err_minus":10.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2000","ref_year":2000},{"parameter":"orbital_period","value":119.263,"value_text":null,"unit":"d","err_plus":0.013,"err_minus":0.013,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"orbital_period","value":119.27,"value_text":null,"unit":"d","err_plus":0.02,"err_minus":0.02,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2019","ref_year":2019},{"parameter":"orbital_period","value":119.29,"value_text":null,"unit":"d","err_plus":0.086,"err_minus":0.086,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"orbital_period","value":119.29,"value_text":null,"unit":"d","err_plus":0.086,"err_minus":0.086,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2006","ref_year":2006},{"parameter":"orbital_period","value":119.6,"value_text":null,"unit":"d","err_plus":0.42,"err_minus":0.42,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2001","ref_year":2001},{"parameter":"orbital_period","value":118.96,"value_text":null,"unit":"d","err_plus":0.1,"err_minus":0.1,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2000","ref_year":2000},{"parameter":"semi_major_axis","value":0.506,"value_text":null,"unit":"au","err_plus":0.0055,"err_minus":0.0057,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"semi_major_axis","value":0.52,"value_text":null,"unit":"au","err_plus":0.009,"err_minus":0.009,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2019","ref_year":2019},{"parameter":"semi_major_axis","value":0.5,"value_text":null,"unit":"au","err_plus":0.01,"err_minus":0.01,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Stassun et al. 2017","ref_year":2017},{"parameter":"semi_major_axis","value":0.504,"value_text":null,"unit":"au","err_plus":0.029,"err_minus":0.029,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2006","ref_year":2006},{"parameter":"semi_major_axis","value":0.5,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2001","ref_year":2001},{"parameter":"semi_major_axis","value":0.49,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Butler et al. 2000","ref_year":2000}],"orbit":null,"exoplanet":{"object_id":3535,"pl_name":"HD 52265 b","hostname":"HD 52265","sy_pnum":1,"disc_method":"Radial Velocity","disc_year":2000,"disc_facility":"W. M. Keck Observatory","orbper_d":119.27,"orbsmax_au":0.52,"rade":13.7,"radj":1.22,"masse":384.5743,"massj":1.21,"dens_gcm3":0.822,"eccen":0.27,"insol":7.3281,"eqt_k":405.0,"st_teff":6136.0,"st_rad":1.32,"st_mass":1.204,"st_spectype":"G0V","sy_dist_pc":29.9803,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}