Exoplanet

HD 215152 d

Orbiting HD 215152

Overview

HD 215152 d is an exoplanet orbiting the star HD 215152, discovered in 2018 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

2.80

Earth masses

0500 M⊕

Orbital Period

10.9

days

0.1d10,000d

Distance

21.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

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

2.80

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Delisle et al. 2018

Orbital Period

10.865+0.0060.006days

Semi-Major Axis

0.0880+0.00110.0012au

M sin(i) (Earth masses)

2.80+0.810.92

M sin(i) (Jupiter masses)

0.0088+0.00250.0029

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

0.96+0.280.32m/s

Distance from Earth

21.6 pc (~70 ly)

Spectral Type

K3 V

Temperature

4935 K

Mass (Solar)

0.77 M☉

Radius (Solar)

0.73 R☉

Luminosity

Unknown

Planets in System

4

Stars in System

1

Coordinates (RA, Dec)

340.8381°, -6.4021°

Discovery Method

Radial Velocity

Discovery Year

2018

Data Sources

Source ID: HD 215152 d

System Context

HD 215152 d orbits HD 215152 and was reported in 2018 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 2.8 Earth masses (M sin i) and an orbital period of 10.86 days.

Catalog data places the system at about 21.6 parsecs from Earth, a host star classified as K3 V, and 4 known planets in the system.

Host star

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

Open HD 215152

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