{"id":10781,"slug":"v1298-tau-d","name":"V1298 Tau d","domain":"exoplanet","class":"exoplanet","otype":"Pl","otype_label":"Planet","ra":61.331654,"dec":20.1570318,"coo_err_mas":0.0186,"coo_bibcode":"2020yCat.1350....0G","plx_mas":9.2577,"pmra":5.413,"pmdec":-16.052,"rv_kms":null,"redshift":null,"dist_pc":108.199,"vmag":10.115,"bmag":null,"gmag":null,"jmag":null,"kmag":null,"sp_type":null,"morph_type":null,"size_maj":null,"size_min":null,"size_angle":null,"nbref":38,"simbad_oid":14896652,"gaia_dr3":null,"jpl_spkid":null,"ned_name":null,"exo_name":"V1298 Tau d","host_object_id":10764,"depth":0,"deep_at":null,"views":4,"first_seen":"2026-08-14T16:25:51.971135+00:00","updated_at":"2026-09-13T03:31:17.289698+00:00","identifiers":["V1298 Tau d"],"measurements":[{"parameter":"eccentricity","value":0.0087,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"eccentricity","value":0.2,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Su&aacute;rez Mascare&ntilde;o et al. 2022","ref_year":2022},{"parameter":"eccentricity","value":0.21,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"David et al. 2019","ref_year":2019},{"parameter":"equilibrium_temperature","value":831.0,"value_text":null,"unit":"K","err_plus":31.0,"err_minus":31.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"equilibrium_temperature","value":845.0,"value_text":null,"unit":"K","err_plus":27.0,"err_minus":27.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"David et al. 2019","ref_year":2019},{"parameter":"mass","value":6.0,"value_text":null,"unit":"M_earth","err_plus":0.7,"err_minus":0.7,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"mass","value":98.52680617,"value_text":null,"unit":"M_earth","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Su&aacute;rez Mascare&ntilde;o et al. 2022","ref_year":2022},{"parameter":"orbital_period","value":12.401394,"value_text":null,"unit":"d","err_plus":9e-06,"err_minus":9e-06,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"orbital_period","value":12.396,"value_text":null,"unit":"d","err_plus":0.0019,"err_minus":0.002,"band":null,"method":"Transit","source":"nasa-exo","reference":"Feinstein et al. 2022","ref_year":2022},{"parameter":"orbital_period","value":12.4058,"value_text":null,"unit":"d","err_plus":0.0018,"err_minus":0.0018,"band":null,"method":"Transit","source":"nasa-exo","reference":"Su&aacute;rez Mascare&ntilde;o et al. 2022","ref_year":2022},{"parameter":"orbital_period","value":12.4032,"value_text":null,"unit":"d","err_plus":0.0015,"err_minus":0.0015,"band":null,"method":"Transit","source":"nasa-exo","reference":"David et al. 2019","ref_year":2019},{"parameter":"radius","value":6.53,"value_text":null,"unit":"R_earth","err_plus":0.42,"err_minus":0.42,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"radius","value":6.13,"value_text":null,"unit":"R_earth","err_plus":0.28,"err_minus":0.28,"band":null,"method":"Transit","source":"nasa-exo","reference":"Feinstein et al. 2022","ref_year":2022},{"parameter":"radius","value":6.43395492,"value_text":null,"unit":"R_earth","err_plus":0.45956821,"err_minus":0.45956821,"band":null,"method":"Transit","source":"nasa-exo","reference":"Su&aacute;rez Mascare&ntilde;o et al. 2022","ref_year":2022},{"parameter":"radius","value":6.41,"value_text":null,"unit":"R_earth","err_plus":0.45,"err_minus":0.4,"band":null,"method":"Transit","source":"nasa-exo","reference":"David et al. 2019","ref_year":2019},{"parameter":"semi_major_axis","value":0.1081,"value_text":null,"unit":"au","err_plus":0.0016,"err_minus":0.0016,"band":null,"method":"Transit","source":"nasa-exo","reference":"Livingston et al. 2026","ref_year":2026},{"parameter":"semi_major_axis","value":0.1103,"value_text":null,"unit":"au","err_plus":0.0017,"err_minus":0.0017,"band":null,"method":"Transit","source":"nasa-exo","reference":"Su&aacute;rez Mascare&ntilde;o et al. 2022","ref_year":2022},{"parameter":"semi_major_axis","value":0.1083,"value_text":null,"unit":"au","err_plus":0.0017,"err_minus":0.0017,"band":null,"method":"Transit","source":"nasa-exo","reference":"David et al. 2019","ref_year":2019}],"orbit":null,"exoplanet":{"object_id":10781,"pl_name":"V1298 Tau d","hostname":"V1298 Tau","sy_pnum":4,"disc_method":"Transit","disc_year":2019,"disc_facility":"K2","orbper_d":12.401394,"orbsmax_au":0.1081,"rade":6.53,"radj":0.58256858,"masse":6.0,"massj":0.01887811,"dens_gcm3":0.12,"eccen":0.0087,"insol":85.0,"eqt_k":831.0,"st_teff":4970.0,"st_rad":1.32,"st_mass":1.1,"st_spectype":"K1","sy_dist_pc":108.199,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}