Exoplanet

HIP 8541 b

Orbiting HIP 8541

Overview

HIP 8541 b is an exoplanet orbiting the star HIP 8541, discovered in 2016 using the Radial Velocity method.

Key Measurements

Mass

2451.73

Earth masses

0500 M⊕

Orbital Period

1852.1

days

0.1d10,000d

Distance

155.1

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Mass (Earth masses)

2451.73

Measured

Equilibrium Temperature

Unknown

Parameter source: Feng et al. 2022

Orbital Period

1852.144+215.247117.310days

Semi-Major Axis

3.7290+0.30000.1680au

Planet Mass (Earth masses)

2451.73+602.2832.74

Planet Mass (Jupiter masses)

7.7140+1.89500.1030

Eccentricity

0.3600+0.06000.0470

Epoch of Periastron

2454155.53+115.65210.66days(BJD)

Argument of Periastron

328.1+6.77.8deg

Radial Velocity Semi-Amplitude

85.72+2.832.74m/s

Distance from Earth

155.1 pc (~506 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

2.01 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

2

Stars in System

2

Coordinates (RA, Dec)

27.5272°, -54.4652°

Discovery Method

Radial Velocity

Discovery Year

2016

Data Sources

Source ID: HIP 8541 b

System Context

HIP 8541 b orbits HIP 8541 and was reported in 2016 and was detected with the Radial Velocity method.

Published measurements list a mass of 2,451.73 Earth masses and an orbital period of 1,852.14 days.

Catalog data places the system at about 155.1 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 HIP 8541

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