Star

HR 858

Host star

Overview

HR 858 is a host star with 3 known exoplanets. It is located approximately 104 light-years from Earth.

Key Measurements

Planets

3

012+

Distance

32.0

pc

Nearby10,000 pc

Temperature

6354

K

2,000 K40,000 K

V Magnitude

6.38

Spectral Type

Unknown

Temperature

6354 K

Mass (Solar)

1.20 M☉

Radius (Solar)

1.26 R☉

Luminosity

0.36 log L☉

Metallicity [Fe/H]

0.03

Age

2.0 Gyr

Known Planets

3

Stars in System

2

Planets (NASA)

3

Distance

32.0 pc (~104 ly)

V Magnitude

6.38

K Magnitude

5.15

Coordinates (RA, Dec)

42.9850°, -30.8141°

Planets in this System(3 known)
HR 858 b

HR 858

Radius

2.00Earth radii

Mass

3.55Earth masses

Orbital Period

3.6days

Distance

32.0parsecs

Discovered 2019

Exoplanet
HR 858 c

HR 858

Radius

1.98Earth radii

Mass

3.80Earth masses

Orbital Period

6.0days

Distance

32.0parsecs

Discovered 2019

Exoplanet
HR 858 d

HR 858

Radius

2.00Earth radii

Mass

7.10Earth masses

Orbital Period

11.2days

Distance

32.0parsecs

Discovered 2019

Exoplanet
Data Sources
NASA Exoplanet Archive

Source ID: HR 858