{"id":10805,"slug":"ltt-3780-c","name":"LTT 3780 c","domain":"exoplanet","class":"exoplanet","otype":null,"otype_label":"Exoplanet","ra":154.6449033,"dec":-11.717801,"coo_err_mas":null,"coo_bibcode":null,"plx_mas":null,"pmra":null,"pmdec":null,"rv_kms":null,"redshift":null,"dist_pc":21.9814,"vmag":13.14,"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":"LTT 3780 c","host_object_id":1954414,"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":[],"measurements":[{"parameter":"eccentricity","value":0.11,"value_text":null,"unit":null,"err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weisserman et al. 2026","ref_year":2026},{"parameter":"eccentricity","value":0.024,"value_text":null,"unit":null,"err_plus":0.032,"err_minus":0.017,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"eccentricity","value":0.03,"value_text":null,"unit":null,"err_plus":0.029,"err_minus":0.017,"band":null,"method":"Transit","source":"nasa-exo","reference":"Luque &amp; Pall&eacute; 2022","ref_year":2022},{"parameter":"eccentricity","value":0.115,"value_text":null,"unit":null,"err_plus":0.07,"err_minus":0.065,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020},{"parameter":"eccentricity","value":0.06,"value_text":null,"unit":null,"err_plus":0.15,"err_minus":0.14,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"equilibrium_temperature","value":359.0,"value_text":null,"unit":"K","err_plus":10.0,"err_minus":10.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"equilibrium_temperature","value":330.1,"value_text":null,"unit":"K","err_plus":null,"err_minus":null,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2020},{"parameter":"equilibrium_temperature","value":353.0,"value_text":null,"unit":"K","err_plus":18.0,"err_minus":18.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"equilibrium_temperature","value":397.0,"value_text":null,"unit":"K","err_plus":39.0,"err_minus":40.0,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020},{"parameter":"mass","value":7.89,"value_text":null,"unit":"M_earth","err_plus":0.26,"err_minus":0.26,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weisserman et al. 2026","ref_year":2026},{"parameter":"mass","value":8.04,"value_text":null,"unit":"M_earth","err_plus":0.5,"err_minus":0.48,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"mass","value":7.02,"value_text":null,"unit":"M_earth","err_plus":0.69,"err_minus":0.67,"band":null,"method":"Transit","source":"nasa-exo","reference":"Luque &amp; Pall&eacute; 2022","ref_year":2022},{"parameter":"mass","value":8.6,"value_text":null,"unit":"M_earth","err_plus":1.6,"err_minus":1.3,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"mass","value":6.29,"value_text":null,"unit":"M_earth","err_plus":0.63,"err_minus":0.61,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020},{"parameter":"orbital_period","value":12.25228,"value_text":null,"unit":"d","err_plus":1e-05,"err_minus":1e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Weisserman et al. 2026","ref_year":2026},{"parameter":"orbital_period","value":12.252284,"value_text":null,"unit":"d","err_plus":1.3e-05,"err_minus":1.3e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"orbital_period","value":12.252208,"value_text":null,"unit":"d","err_plus":2.7e-05,"err_minus":2.7e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Kokori et al. 2023","ref_year":2023},{"parameter":"orbital_period","value":12.252196,"value_text":null,"unit":"d","err_plus":3.5e-05,"err_minus":3.5e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Luque &amp; Pall&eacute; 2022","ref_year":2022},{"parameter":"orbital_period","value":12.2519,"value_text":null,"unit":"d","err_plus":0.0028,"err_minus":0.003,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"orbital_period","value":12.25343082024,"value_text":null,"unit":"d","err_plus":0.0015667251,"err_minus":0.0015667251,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2020},{"parameter":"orbital_period","value":12.252131,"value_text":null,"unit":"d","err_plus":7.2e-05,"err_minus":6.4e-05,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020},{"parameter":"radius","value":2.39,"value_text":null,"unit":"R_earth","err_plus":0.1,"err_minus":0.11,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"radius","value":2.33,"value_text":null,"unit":"R_earth","err_plus":0.14,"err_minus":0.13,"band":null,"method":"Transit","source":"nasa-exo","reference":"Luque &amp; Pall&eacute; 2022","ref_year":2022},{"parameter":"radius","value":2.29679437,"value_text":null,"unit":"R_earth","err_plus":0.39371803,"err_minus":0.39371803,"band":null,"method":"Transit","source":"nasa-exo","reference":"ExoFOP","ref_year":2020},{"parameter":"radius","value":2.3,"value_text":null,"unit":"R_earth","err_plus":0.16,"err_minus":0.15,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"radius","value":2.42,"value_text":null,"unit":"R_earth","err_plus":0.1,"err_minus":0.1,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020},{"parameter":"semi_major_axis","value":0.0757,"value_text":null,"unit":"au","err_plus":0.0018,"err_minus":0.0018,"band":null,"method":"Transit","source":"nasa-exo","reference":"Bonfanti et al. 2024","ref_year":2024},{"parameter":"semi_major_axis","value":0.07673,"value_text":null,"unit":"au","err_plus":0.00075,"err_minus":0.00077,"band":null,"method":"Transit","source":"nasa-exo","reference":"Cloutier et al. 2020","ref_year":2020},{"parameter":"semi_major_axis","value":0.0762,"value_text":null,"unit":"au","err_plus":0.0034,"err_minus":0.0034,"band":null,"method":"Transit","source":"nasa-exo","reference":"Nowak et al. 2020","ref_year":2020}],"orbit":null,"exoplanet":{"object_id":10805,"pl_name":"LTT 3780 c","hostname":"LTT 3780","sy_pnum":2,"disc_method":"Transit","disc_year":2020,"disc_facility":"Transiting Exoplanet Survey Satellite (TESS)","orbper_d":12.252284,"orbsmax_au":0.0757,"rade":2.39,"radj":0.21322189,"masse":8.04,"massj":0.02529667,"dens_gcm3":3.24,"eccen":0.024,"insol":2.76,"eqt_k":359.0,"st_teff":3358.0,"st_rad":0.38,"st_mass":0.381,"st_spectype":"M3.5 V","sy_dist_pc":21.9814,"updated_at":"2026-09-13T03:31:17.289698+00:00"},"sources":[]}