Exoplanet

HD 86226 c

Orbiting HD 86226

Overview

HD 86226 c is an exoplanet orbiting the star HD 86226, discovered in 2020 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

2.16

Earth radii

015 R⊕

Mass

7.25

Earth masses

0500 M⊕

Orbital Period

4.0

days

0.1d10,000d

Distance

45.7

parsecs

Nearby10,000 pc

Equilibrium Temp

1311

K

150 K3,500 K

Radius (Earth radii)

2.16

Mass (Earth masses)

7.25

Measured

Equilibrium Temperature

1311 K

Parameter source: Teske et al. 2020

Orbital Period

3.984+0.000−0.000days

Semi-Major Axis

0.0490+0.0010−0.0010au

Planet Mass (Earth masses)

7.25+1.19−1.12

Planet Mass (Jupiter masses)

0.0228+0.0037−0.0035

Eccentricity

0.0750+0.0650−0.0480

Argument of Periastron

196.0+60.0−90.0deg

Radial Velocity Semi-Amplitude

2.89+0.46−0.43m/s

Distance from Earth

45.7 pc (~149 ly)

Spectral Type

G1 V

Temperature

5863 K

Mass (Solar)

1.02 M☉

Radius (Solar)

1.05 R☉

Luminosity

0.07 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

149.1235°, -24.0992°

Discovery Method

Transit

Discovery Year

2020

Data Sources
NASA Exoplanet Archive

Source ID: HD 86226 c

System Context

HD 86226 c orbits HD 86226 and was reported in 2020 and was detected with the Transit method.

Published measurements list a radius of 2.16 Earth radii, a mass of 7.25 Earth masses, an orbital period of 3.98 days, and an equilibrium temperature near 1,311 K.

Catalog data places the system at about 45.7 parsecs from Earth, a host star classified as G1 V, and 2 known planets in the system.

Host star

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

Open HD 86226

More planets in this system

HD 86226 b