Registry · exoplanet

70 Vir b

Exoplanet

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: 13h 28m 25.56s
Declination: +13° 46′ 34.7″
Galactic l, b: 337.66, 74.1
Magnitude V: 4.968
Distance: 17.901 pc

Planet

NASA Exoplanet Archive, composite parameters

Host star	70 Vir · G5V
Discovery	Radial Velocity, 1996 · Lick Observatory
Orbital period	116.688 d
Semi-major axis	0.481 au
Eccentricity	0.3988
Radius	12.6 R⊕ · 1.13 R♃
Mass	2,380.4 M⊕ · 7.49 M♃
Density	6.54 g/cm³
Equilibrium temperature	525.24 K
System distance	17.901 pc

Published measurements

4 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 6 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
2,297.899	M_earth	± 41.32	Radial Velocity	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
2,357.027	M_earth	± 18.12	Radial Velocity	NASA Exoplanet Archive	Luhn et al. 2019	2019
2,421.865	M_earth	± 108.1	Radial Velocity	NASA Exoplanet Archive	Stassun et al. 2017	2017
2,351.942	M_earth	± 6.357	Radial Velocity	NASA Exoplanet Archive	Kane et al. 2015	2015
2,380.45	M_earth	± 193.9	Radial Velocity	NASA Exoplanet Archive	Butler et al. 2006	2006
2,084.88	M_earth	± 12.71	Radial Velocity	NASA Exoplanet Archive	Naef et al. 2004	2004

Orbital period 6 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
116.6933	d	± 0.00093	Radial Velocity	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
116.688	d	± 0.0054	Radial Velocity	NASA Exoplanet Archive	Luhn et al. 2019	2019
116.6884	d	± 0.0044	Radial Velocity	NASA Exoplanet Archive	Stassun et al. 2017	2017
116.6926	d	± 0.0014	Radial Velocity	NASA Exoplanet Archive	Kane et al. 2015	2015
116.6884	d	± 0.0044	Radial Velocity	NASA Exoplanet Archive	Butler et al. 2006	2006
116.689	d	± 0.011	Radial Velocity	NASA Exoplanet Archive	Naef et al. 2004	2004

Semi-major axis 6 values

Value	Unit	Uncertainty	Band / method	Source	Reference	Year
0.4765	au	± 0.0043	Radial Velocity	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
0.481	au	± 0.022	Radial Velocity	NASA Exoplanet Archive	Luhn et al. 2019	2019
0.48	au	± 0.01	Radial Velocity	NASA Exoplanet Archive	Stassun et al. 2017	2017
0.481	au	± 0.003	Radial Velocity	NASA Exoplanet Archive	Kane et al. 2015	2015
0.484	au	± 0.028	Radial Velocity	NASA Exoplanet Archive	Butler et al. 2006	2006
0.456	au		Radial Velocity	NASA Exoplanet Archive	Naef et al. 2004	2004

Eccentricity 6 values

Value	Uncertainty	Band / method	Source	Reference	Year
0.3989	± 0.0011	Radial Velocity	NASA Exoplanet Archive	Rosenthal et al. 2021	2021
0.3988	± 0.0019	Radial Velocity	NASA Exoplanet Archive	Luhn et al. 2019	2019
0.4	± 0	Radial Velocity	NASA Exoplanet Archive	Stassun et al. 2017	2017
0.399	± 0.002	Radial Velocity	NASA Exoplanet Archive	Kane et al. 2015	2015
0.4007	± 0.0035	Radial Velocity	NASA Exoplanet Archive	Butler et al. 2006	2006
0.397	± 0.005	Radial Velocity	NASA Exoplanet Archive	Naef et al. 2004	2004

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
70 Vir	Star	0″	—
* 70 Vir b	Planet	9.648″	—
* 70 Vir	HighPM*	9.648″	4.97
BD+14 2622	Star	266.1″	8.6
2MASS J13280916+1350345	QSO	338.4″	18.4
SDSS J132808.04+135123.9	QSO	385.6″	—
SDSS J132850.38+134918.1	QSO	396.9″	—

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/70-vir-b · Registry entry updated 2026-08-14.