Registry · exoplanet

Kepler-10 c

Exoplanet 137 papers

harvesting The full record is being pulled from the archives right now — measurement tables, the Gaia row, catalogue photometry. This page will fill itself in.

Right ascension: 19h 02m 43.03s
Declination: +50° 14′ 29.3″
Galactic l, b: 80.49, 18.82
Magnitude V: 11.04
Distance: 185.51 pc

Also known as

1 identifiers

Kepler-10c

Planet

NASA Exoplanet Archive, composite parameters

Host star	Kepler-10 · G2V
Discovery	Transit, 2011 · Kepler
Orbital period	45.2943 d
Semi-major axis	0.241 au
Eccentricity	0.136
Radius	2.355 R⊕ · 0.2101 R♃
Mass	11.29 M⊕ · 0.03552 M♃
Density	4.75 g/cm³
Equilibrium temperature	579 K
System distance	185.51 pc

Published measurements

6 quantities measured more than once

One object can carry a dozen published estimates of the same quantity. The register keeps them side by side rather than picking a winner — the citation is part of the value.

Mass 7 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
11.29	M_earth	± 1.24	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
12.07051	M_earth	± 2.589	Transit	NASA Exoplanet Archive	Weiss et al. 2024	2024
11.4	M_earth	± 1.3	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
7.37	M_earth	± 1.32	Transit	NASA Exoplanet Archive	Rajpaul et al. 2017	2017
13.98	M_earth	± 1.79	Transit	NASA Exoplanet Archive	Weiss et al. 2016	2016
17.2	M_earth	± 1.9	Transit	NASA Exoplanet Archive	Dumusque et al. 2014	2014
20	M_earth		Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011

Radius 16 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
2.355	R_earth	± 0.022	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
2.34	R_earth	± 0.059	Transit	NASA Exoplanet Archive	Weiss et al. 2024	2024
2.355	R_earth	± 0.022	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
2.34	R_earth	± 0.059	Transit	NASA Exoplanet Archive	Fulton & Petigura 2018	2018
2.351	R_earth	± 0.107	Transit	NASA Exoplanet Archive	Berger et al. 2018	2018
2.32	R_earth	± 0.09	Transit	NASA Exoplanet Archive	Morton et al. 2016	2016
2.35	R_earth	± 0.06	Transit	NASA Exoplanet Archive	Weiss et al. 2016	2016
2.323	R_earth	± 0.028	Transit	NASA Exoplanet Archive	Van Eylen & Albrecht 2015	2015
2.32	R_earth	± 0.03	Transit	NASA Exoplanet Archive	Fogtmann-Schulz et al. 2014	2014
2.35	R_earth	± 0.09	Transit	NASA Exoplanet Archive	Dumusque et al. 2014	2014
2.227	R_earth	± 0.052	Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011
2.19	R_earth	± 0.23	Transit	NASA Exoplanet Archive	Q1-Q8 KOI Table	2011

Show the remaining 4

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
2.28	R_earth	± 0.05	Transit	NASA Exoplanet Archive	Q1-Q16 KOI Table	2011
2.28	R_earth	± 0.05	Transit	NASA Exoplanet Archive	Q1-Q12 KOI Table	2011
2.26	R_earth	± 0.12	Transit	NASA Exoplanet Archive	Q1-Q17 DR25 KOI Table	2011
2.28	R_earth	± 0.05	Transit	NASA Exoplanet Archive	Q1-Q17 DR24 KOI Table	2011

Orbital period 20 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
45.2943	d	± 4.80e-05	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
45.29432	d		Transit	NASA Exoplanet Archive	Weiss et al. 2024	2024
45.2943	d	± 4.80e-05	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
45.2943	d	± 3.05e-05	Transit	NASA Exoplanet Archive	Gajdo&scaron; et al. 2019	2019
45.29432	d	± 5.28e-05	Transit	NASA Exoplanet Archive	Fulton & Petigura 2018	2018
45.2946	d	± 0.0008	Transit	NASA Exoplanet Archive	Rajpaul et al. 2017	2017
45.29432	d	± 5.28e-05	Transit	NASA Exoplanet Archive	Morton et al. 2016	2016
45.29418	d	± 1.71e-06	Transit	NASA Exoplanet Archive	Holczer et al. 2016	2016
45.2943	d	± 4.80e-05	Transit	NASA Exoplanet Archive	Weiss et al. 2016	2016
45.29431	d	± 3.20e-05	Transit	NASA Exoplanet Archive	Kipping et al. 2015	2015
45.29429	d	± 9.70e-05	Transit	NASA Exoplanet Archive	Van Eylen & Albrecht 2015	2015
45.29427	d	± 0.00012	Transit	NASA Exoplanet Archive	Fogtmann-Schulz et al. 2014	2014

Show the remaining 8

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
45.2943	d	± 4.80e-05	Transit	NASA Exoplanet Archive	Dumusque et al. 2014	2014
45.29485	d	± 0.00065	Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011
45.29406	d	± 0.0002	Transit	NASA Exoplanet Archive	Q1-Q8 KOI Table	2011
45.29422	d	± 5.60e-05	Transit	NASA Exoplanet Archive	Q1-Q17 DR25 Supplemental KOI Table	2011
45.29432	d	± 5.28e-05	Transit	NASA Exoplanet Archive	Q1-Q16 KOI Table	2011
45.29432	d	± 5.28e-05	Transit	NASA Exoplanet Archive	Q1-Q12 KOI Table	2011
45.29422	d	± 5.60e-05	Transit	NASA Exoplanet Archive	Q1-Q17 DR25 KOI Table	2011
45.29432	d	± 5.28e-05	Transit	NASA Exoplanet Archive	Q1-Q17 DR24 KOI Table	2011

Semi-major axis 12 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.241	au	± 0.0019	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
0.237488	au		Transit	NASA Exoplanet Archive	Weiss et al. 2024	2024
0.241	au	± 0.0019	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
0.23758	au	± 0.00135	Transit	NASA Exoplanet Archive	Fulton & Petigura 2018	2018
0.241	au	± 0.0019	Transit	NASA Exoplanet Archive	Weiss et al. 2016	2016
0.2413	au	± 0.0021	Transit	NASA Exoplanet Archive	Fogtmann-Schulz et al. 2014	2014
0.2407	au	± 0.0044	Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011
0.241	au		Transit	NASA Exoplanet Archive	Q1-Q8 KOI Table	2011
0.2397	au		Transit	NASA Exoplanet Archive	Q1-Q16 KOI Table	2011
0.2397	au		Transit	NASA Exoplanet Archive	Q1-Q12 KOI Table	2011
0.2388	au		Transit	NASA Exoplanet Archive	Q1-Q17 DR25 KOI Table	2011
0.2397	au		Transit	NASA Exoplanet Archive	Q1-Q17 DR24 KOI Table	2011

Eccentricity 13 values

Value	Uncertainty	Band / method	Source	Reference	Year
0.136	± 0.05	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
0		Transit	NASA Exoplanet Archive	Weiss et al. 2024	2024
0.13	± 0.05	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
0		Transit	NASA Exoplanet Archive	Weiss et al. 2016	2016
0.05	± 0.2	Transit	NASA Exoplanet Archive	Van Eylen & Albrecht 2015	2015
0.025	± 0.027	Transit	NASA Exoplanet Archive	Fogtmann-Schulz et al. 2014	2014
0		Transit	NASA Exoplanet Archive	Dumusque et al. 2014	2014
0		Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011
0		Transit	NASA Exoplanet Archive	Q1-Q8 KOI Table	2011
0		Transit	NASA Exoplanet Archive	Q1-Q16 KOI Table	2011
0		Transit	NASA Exoplanet Archive	Q1-Q12 KOI Table	2011
0		Transit	NASA Exoplanet Archive	Q1-Q17 DR25 KOI Table	2011

Show the remaining 1

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0			Transit	NASA Exoplanet Archive	Q1-Q17 DR24 KOI Table	2011

Equilibrium temperature 9 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
579	K	± 4	Transit	NASA Exoplanet Archive	Bonomo et al. 2025	2025
578	K	± 4	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
584	K	± 50	Transit	NASA Exoplanet Archive	Dumusque et al. 2014	2014
485	K		Transit	NASA Exoplanet Archive	Fressin et al. 2011	2011
505	K		Transit	NASA Exoplanet Archive	Q1-Q8 KOI Table	2011
521	K		Transit	NASA Exoplanet Archive	Q1-Q16 KOI Table	2011
521	K		Transit	NASA Exoplanet Archive	Q1-Q12 KOI Table	2011
524	K		Transit	NASA Exoplanet Archive	Q1-Q17 DR25 KOI Table	2011
521	K		Transit	NASA Exoplanet Archive	Q1-Q17 DR24 KOI Table	2011

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
Kepler-10 d	Exoplanet	0″	11.04
Kepler-10 b	Exoplanet	0″	11.04
Kepler-10	EmLine*	0.7026″	—
2MASS J19023550+5013560	Star	79.4″	—
2MASS J19025824+5015387	YSO Candidate	161.7″	—
2MASS J19030086+5014137	Star	171.9″	—
2MASS J19030013+5012477	Star	193″	—
HD 234785	delSctV*	196.8″	9.26
2MASS J19022257+5016248	Star	227.4″	—
2MASS J19030720+5014367	Star	232.1″	—
2MASS J19022592+5017466	EclBin	256.4″	—

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/kepler-10-c · Registry entry updated 2026-08-14.