{"id":8927,"slug":"47-uma-b","name":"47 UMa b","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":164.8647611,"dec":40.4304931,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":13.7967,"vmag":5.03352,"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":null,"ned_name":null,"exo_name":"47 UMa b","host_object_id":3153,"depth":0,"deep_at":null,"views":12,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":[],"measurements":[{"parameter":"eccentricity","value":0.03,"value_text":null,"unit":null,"err_plus":0.008,"err_minus":0.008,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Harada et al. 2025","ref_year":2025},{"parameter":"eccentricity","value":0.016,"value_text":null,"unit":null,"err_plus":0.0076,"err_minus":0.008,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"eccentricity","value":0.032,"value_text":null,"unit":null,"err_plus":0.014,"err_minus":0.014,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Gregory & Fischer 2010","ref_year":2010},{"parameter":"eccentricity","value":0.012,"value_text":null,"unit":null,"err_plus":0.023,"err_minus":0.023,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2009","ref_year":2009},{"parameter":"eccentricity","value":0.049,"value_text":null,"unit":null,"err_plus":0.014,"err_minus":0.014,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2007","ref_year":2007},{"parameter":"eccentricity","value":0.097,"value_text":null,"unit":null,"err_plus":0.039,"err_minus":0.039,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2004","ref_year":2004},{"parameter":"mass","value":792.0,"value_text":null,"unit":"M_earth","err_plus":34.0,"err_minus":33.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Harada et al. 2025","ref_year":2025},{"parameter":"mass","value":774.86565627,"value_text":null,"unit":"M_earth","err_plus":27.01541459,"err_minus":27.01541459,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"mass","value":804.08,"value_text":null,"unit":"M_earth","err_plus":22.25,"err_minus":19.07,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Gregory & Fischer 2010","ref_year":2010},{"parameter":"mass","value":778.6835,"value_text":null,"unit":"M_earth","err_plus":31.783,"err_minus":31.783,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2009","ref_year":2009},{"parameter":"mass","value":826.32,"value_text":null,"unit":"M_earth","err_plus":41.32,"err_minus":41.32,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2007","ref_year":2007},{"parameter":"mass","value":877.17,"value_text":null,"unit":"M_earth","err_plus":31.78,"err_minus":31.78,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2004","ref_year":2004},{"parameter":"orbital_period","value":1076.06,"value_text":null,"unit":"d","err_plus":1.5,"err_minus":0.93,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Harada et al. 2025","ref_year":2025},{"parameter":"orbital_period","value":1076.6,"value_text":null,"unit":"d","err_plus":1.3,"err_minus":1.1,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"orbital_period","value":1078.0,"value_text":null,"unit":"d","err_plus":2.0,"err_minus":2.0,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Gregory & Fischer 2010","ref_year":2010},{"parameter":"orbital_period","value":1076.6,"value_text":null,"unit":"d","err_plus":2.3,"err_minus":2.3,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2009","ref_year":2009},{"parameter":"orbital_period","value":1083.2,"value_text":null,"unit":"d","err_plus":1.8,"err_minus":1.8,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2007","ref_year":2007},{"parameter":"orbital_period","value":1100.8,"value_text":null,"unit":"d","err_plus":7.2,"err_minus":7.2,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2004","ref_year":2004},{"parameter":"semi_major_axis","value":2.104,"value_text":null,"unit":"au","err_plus":0.039,"err_minus":0.04,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Harada et al. 2025","ref_year":2025},{"parameter":"semi_major_axis","value":2.059,"value_text":null,"unit":"au","err_plus":0.031,"err_minus":0.032,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Rosenthal et al. 2021","ref_year":2021},{"parameter":"semi_major_axis","value":2.1,"value_text":null,"unit":"au","err_plus":0.02,"err_minus":0.02,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Gregory & Fischer 2010","ref_year":2010},{"parameter":"semi_major_axis","value":2.1,"value_text":null,"unit":"au","err_plus":0.022,"err_minus":0.022,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2009","ref_year":2009},{"parameter":"semi_major_axis","value":2.11,"value_text":null,"unit":"au","err_plus":0.04,"err_minus":0.04,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Wittenmyer et al. 2007","ref_year":2007},{"parameter":"semi_major_axis","value":2.11,"value_text":null,"unit":"au","err_plus":null,"err_minus":null,"band":null,"method":"Radial Velocity","source":"nasa-exo","reference":"Naef et al. 2004","ref_year":2004}],"orbit":null,"exoplanet":{"object_id":8927,"pl_name":"47 UMa b","hostname":"47 UMa","sy_pnum":3,"disc_method":"Radial Velocity","disc_year":1996,"disc_facility":"Lick Observatory","orbper_d":1078.0,"orbsmax_au":2.1,"rade":13.2,"radj":1.18,"masse":804.08,"massj":2.53,"dens_gcm3":1.92,"eccen":0.032,"insol":0.3576,"eqt_k":215.23,"st_teff":5872.0,"st_rad":1.21334,"st_mass":1.06,"st_spectype":"G0V","sy_dist_pc":13.7967,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}