Registry · exoplanet

HD 3167 b

Exoplanet 91 papers

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Right ascension: 00h 34m 57.64s
Declination: +04° 22′ 50.6″
Galactic l, b: 115.11, -58.24
Magnitude V: 8.97
Distance: 47.29 pc

Also known as

1 identifiers

HD 3167b

Planet

NASA Exoplanet Archive, composite parameters

Host star	HD 3167 · K0V
Discovery	Transit, 2016 · K2
Orbital period	0.959655 d
Semi-major axis	0.01814 au
Eccentricity	0
Radius	1.601 R⊕ · 0.1428 R♃
Mass	4.844 M⊕ · 0.01524 M♃
Density	6.49 g/cm³
Equilibrium temperature	1,781 K
System distance	47.29 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
4.844	M_earth	± 0.27	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
5.02	M_earth	± 0.38	Transit	NASA Exoplanet Archive	Howard et al. 2025	2025
4.97	M_earth	± 0.24	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
4.73	M_earth	± 0.28	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
5.59	M_earth	± 0.98	Transit	NASA Exoplanet Archive	Dai et al. 2019	2019
5.02	M_earth	± 0.38	Transit	NASA Exoplanet Archive	Christiansen et al. 2017	2017
5.69	M_earth	± 0.44	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017

Radius 12 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1.601	R_earth	± 0.048	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
1.7	R_earth	± 0.15	Transit	NASA Exoplanet Archive	Howard et al. 2025	2025
1.67	R_earth	± 0.17	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
1.627	R_earth	± 0.083	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
1.6	R_earth	± 0.09	Transit	NASA Exoplanet Archive	Adams et al. 2021	2021
1.626	R_earth	± 0.048	Transit	NASA Exoplanet Archive	Dai et al. 2019	2019
1.7	R_earth	± 0.08	Transit	NASA Exoplanet Archive	Livingston et al. 2018	2018
1.8	R_earth	± 0.2	Transit	NASA Exoplanet Archive	Petigura et al. 2018	2018
1.623775	R_earth	± 0.1706	Transit	NASA Exoplanet Archive	Mayo et al. 2018	2018
1.7	R_earth	± 0.18	Transit	NASA Exoplanet Archive	Christiansen et al. 2017	2017
1.574	R_earth	± 0.054	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017
1.557	R_earth	± 0.057	Transit	NASA Exoplanet Archive	Vanderburg et al. 2016	2016

Orbital period 12 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.9596545	d	± 2.20e-07	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
0.959641	d	± 1.20e-05	Transit	NASA Exoplanet Archive	Howard et al. 2025	2025
0.959641	d	± 1.10e-05	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
0.9596543	d	± 3.00e-07	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
0.959622	d	± 4.40e-05	Transit	NASA Exoplanet Archive	Adams et al. 2021	2021
0.96	d		Transit	NASA Exoplanet Archive	Dai et al. 2019	2019
0.959624	d	± 2.80e-05	Transit	NASA Exoplanet Archive	Livingston et al. 2018	2018
0.959628	d	± 3.20e-05	Transit	NASA Exoplanet Archive	Petigura et al. 2018	2018
0.959665	d	± 2.00e-05	Transit	NASA Exoplanet Archive	Mayo et al. 2018	2018
0.959641	d	± 1.10e-05	Transit	NASA Exoplanet Archive	Christiansen et al. 2017	2017
0.959632	d	± 1.50e-05	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017
0.959628	d	± 1.20e-05	Transit	NASA Exoplanet Archive	Vanderburg et al. 2016	2016

Semi-major axis 6 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.01814	au	± 0.00027	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
0.01796	au	± 0.00037	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
0.01802	au	± 0.00025	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
0.0186	au	± 0.0003	Transit	NASA Exoplanet Archive	Livingston et al. 2018	2018
0.01815	au	± 0.00023	Transit	NASA Exoplanet Archive	Christiansen et al. 2017	2017
0.01752	au	± 0.00063	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017

Eccentricity 5 values

Value	Band / method	Source	Reference	Year
0	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
0	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
0.1	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
0	Transit	NASA Exoplanet Archive	Christiansen et al. 2017	2017
0	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017

Equilibrium temperature 7 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
1,781	K	± 18	Transit	NASA Exoplanet Archive	Coy et al. 2026	2026
1,608	K	± 56	Transit	NASA Exoplanet Archive	Howard et al. 2025	2025
1,774	K	± 29	Transit	NASA Exoplanet Archive	Bonomo et al. 2023	2023
1,777	K	± 27	Transit	NASA Exoplanet Archive	Bourrier et al. 2022	2022
1,669	K	± 52	Transit	NASA Exoplanet Archive	Livingston et al. 2018	2018
1,759	K	± 20	Transit	NASA Exoplanet Archive	Gandolfi et al. 2017	2017
1,860	K	± 160	Transit	NASA Exoplanet Archive	Vanderburg et al. 2016	2016

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
HD 3167 c	Exoplanet	0″	8.97
HD 3167 d	Exoplanet	0″	8.97
HD 3167 e	Exoplanet	0″	8.97
HD 3167	HighPM*	3.162″	—

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/hd-3167-b · Registry entry updated 2026-08-14.