Exoplanet

GJ 1265 b

Orbiting GJ 1265

Overview

GJ 1265 b is an exoplanet orbiting the star GJ 1265, discovered in 2018 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

7.40

Earth masses

0500 M⊕

Orbital Period

3.7

days

0.1d10,000d

Distance

10.3

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Minimum Mass, M sin(i) (Earth masses)

7.40

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Luque et al. 2018

Orbital Period

3.651+0.0010.001days

Semi-Major Axis

0.0260+0.00100.0010au

M sin(i) (Earth masses)

7.40+0.500.50

M sin(i) (Jupiter masses)

0.0233+0.00160.0016

Eccentricity

0.0400+0.04000.0400

Argument of Periastron

282.0+72.072.0deg

Radial Velocity Semi-Amplitude

9.89+0.470.47m/s

Distance from Earth

10.3 pc (~33 ly)

Spectral Type

M4.5 V

Temperature

3236 K

Mass (Solar)

0.18 M☉

Radius (Solar)

0.19 R☉

Luminosity

-2.44 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

333.4325°, -17.6871°

Discovery Method

Radial Velocity

Discovery Year

2018

Data Sources

Source ID: GJ 1265 b

System Context

GJ 1265 b orbits GJ 1265 and was reported in 2018 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 7.4 Earth masses (M sin i) and an orbital period of 3.65 days.

Catalog data places the system at about 10.3 parsecs from Earth, a host star classified as M4.5 V, 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 1265
GJ 1265 b