Exoplanet

IC 4651 9122 b

Orbiting IC 4651 9122

Overview

IC 4651 9122 b is an exoplanet orbiting the star IC 4651 9122, discovered in 2018 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

2002.33

Earth masses

0500 M⊕

Orbital Period

734.0

days

0.1d10,000d

Distance

859.3

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

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

2002.33

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Leão et al. 2018

Orbital Period

734.000+8.100−8.100days

Semi-Major Axis

2.0380+0.0390−0.0390au

M sin(i) (Earth masses)

2002.33+158.91−158.91

M sin(i) (Jupiter masses)

6.3000+0.5000−0.5000

Eccentricity

0.1800+0.0900−0.0900

Epoch of Periastron

2454605.60+175.00−175.00days(JD)

Argument of Periastron

118.5+60.7−60.7deg

Radial Velocity Semi-Amplitude

89.50+6.80−6.80m/s

Distance from Earth

859.3 pc (~2803 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

2.10 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

261.2086°, -49.9489°

Discovery Method

Radial Velocity

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: IC 4651 9122 b

System Context

IC 4651 9122 b orbits IC 4651 9122 and was reported in 2018 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 2,002.33 Earth masses (M sin i) and an orbital period of 734 days.

Catalog data places the system at about 859.3 parsecs from Earth 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 IC 4651 9122