HR 8799
A-type star
HR 8799 is a host star of spectral class A with 4 known exoplanets. It is located approximately 135 light-years from Earth.
Planets
4
Spectral Class
A
Distance
41.2
pc
Temperature
7400
K
V Magnitude
5.98
Spectral Type
A5 V
Temperature
7400 K
Mass (Solar)
1.50 M☉
Radius (Solar)
Unknown
Luminosity
0.69 log L☉
Metallicity [Fe/H]
-0.47
Age
0.1 Gyr
Known Planets
4
Stars in System
1
Planets (NASA)
4
Distance
41.2 pc (~135 ly)
V Magnitude
5.98
K Magnitude
5.24
Coordinates (RA, Dec)
346.8701°, 21.1340°
HR 8799
Radius
13.00Earth radii
Mass
3000.00Earth masses
Orbital Period
37000.0days
Distance
41.2parsecs
Discovered 2008
HR 8799
Radius
13.00Earth radii
Mass
3000.00Earth masses
Orbital Period
69000.0days
Distance
41.2parsecs
Discovered 2008
HR 8799
Radius
13.00Earth radii
Mass
2000.00Earth masses
Orbital Period
170000.0days
Distance
41.2parsecs
Discovered 2008
HR 8799
Radius
13.11Earth radii
Mass
3178.30Earth masses
Distance
41.2parsecs
Equilibrium Temp
1150K
Discovered 2010
Source ID: HR 8799