Exoplanet

HD 105618 b

Orbiting HD 105618

Overview

HD 105618 b is an exoplanet orbiting the star HD 105618, discovered in 2022 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

25.43

Earth masses

0500 M⊕

Orbital Period

10.0

days

0.1d10,000d

Distance

70.1

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

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

25.43

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Feng et al. 2022

Orbital Period

10.022+0.0010.001days

Semi-Major Axis

0.0910+0.00400.0040au

M sin(i) (Earth masses)

25.43+2.222.54

M sin(i) (Jupiter masses)

0.0800+0.00700.0080

Eccentricity

0.4550+0.04100.0380

Epoch of Periastron

2451874.73+0.130.15days(BJD)

Argument of Periastron

306.5+3.73.8deg

Radial Velocity Semi-Amplitude

8.36+0.210.21m/s

Distance from Earth

70.1 pc (~229 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

1.01 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

182.4021°, 11.2116°

Discovery Method

Radial Velocity

Discovery Year

2022

Data Sources

Source ID: HD 105618 b

System Context

HD 105618 b orbits HD 105618 and was reported in 2022 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 25.43 Earth masses (M sin i) and an orbital period of 10.02 days.

Catalog data places the system at about 70.1 parsecs from Earth 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 105618

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