Exoplanet

GJ 3470 b

Orbiting GJ 3470

Overview

GJ 3470 b is an exoplanet orbiting the star GJ 3470, discovered in 2012 using the Radial Velocity method. It is a Neptune-sized world.

Key Measurements

Radius

4.57

Earth radii

015 R⊕

Mass

13.90

Earth masses

0500 M⊕

Orbital Period

3.3

days

0.1d10,000d

Distance

29.4

parsecs

Nearby10,000 pc

Equilibrium Temp

594

K

150 K3,500 K

Radius (Earth radii)

4.57

Mass (Earth masses)

13.90

Measured

Equilibrium Temperature

594 K

Orbital Period

3.34 days

Distance from Earth

29.4 pc (~96 ly)

Spectral Type

Unknown

Temperature

3600 K

Mass (Solar)

0.54 M☉

Radius (Solar)

0.55 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

119.7735°, 15.3912°

Discovery Method

Radial Velocity

Discovery Year

2012

Data Sources
NASA Exoplanet Archive

Source ID: GJ 3470 b

System Context

GJ 3470 b orbits GJ 3470 and was reported in 2012 and was detected with the Radial Velocity method.

Published measurements list a radius of 4.57 Earth radii, a mass of 13.9 Earth masses, an orbital period of 3.34 days, and an equilibrium temperature near 594 K.

Catalog data places the system at about 29.4 parsecs from Earth and 1 known planet in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open GJ 3470