Exoplanet

HD 51608 b

Orbiting HD 51608

Overview

HD 51608 b is an exoplanet orbiting the star HD 51608, discovered in 2019 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

12.77

Earth masses

0500 M⊕

Orbital Period

14.1

days

0.1d10,000d

Distance

35.1

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

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

12.77

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Udry et al. 2019

Orbital Period

14.073+0.0020.002days

Semi-Major Axis

0.1059+0.00430.0046au

M sin(i) (Earth masses)

12.77+1.201.19

M sin(i) (Jupiter masses)

0.0402+0.00380.0037

Eccentricity

0.0900+0.04000.0400

Epoch of Periastron

2455494.52+1.181.11days(BJD)

Argument of Periastron

117.5+30.328.9deg

Radial Velocity Semi-Amplitude

3.95+0.160.16m/s

Distance from Earth

35.1 pc (~114 ly)

Spectral Type

G7 V

Temperature

5358 K

Mass (Solar)

0.80 M☉

Radius (Solar)

Unknown

Luminosity

-0.24 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

103.7137°, -55.2600°

Discovery Method

Radial Velocity

Discovery Year

2019

Data Sources

Source ID: HD 51608 b

System Context

HD 51608 b orbits HD 51608 and was reported in 2019 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 12.77 Earth masses (M sin i) and an orbital period of 14.07 days.

Catalog data places the system at about 35.1 parsecs from Earth, a host star classified as G7 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 51608

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