Qatar-8 b
Orbiting Qatar-8
Qatar-8 b is an exoplanet orbiting the star Qatar-8, discovered in 2019 using the Transit method. It is a Jupiter-sized world.
Radius
14.40
Earth radii
Mass
117.91
Earth masses
Orbital Period
3.7
days
Distance
281.5
parsecs
Equilibrium Temp
1457
K
Radius (Earth radii)
14.40
Mass (Earth masses)
117.91
Measured
Equilibrium Temperature
1457 K
Parameter source: Alsubai et al. 2019
Orbital Period
3.715+0.001−0.001days
Semi-Major Axis
0.0474+0.0008−0.0008au
Planet Mass (Earth masses)
117.91+19.71−19.71
Planet Mass (Jupiter masses)
0.3710+0.0620−0.0620
Eccentricity
0.0000
Radial Velocity Semi-Amplitude
47.70+8.00−8.00m/s
Distance from Earth
281.5 pc (~918 ly)
Spectral Type
G0 V
Temperature
5738 K
Mass (Solar)
1.03 M☉
Radius (Solar)
1.31 R☉
Luminosity
0.23 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
157.4123°, 70.5271°
Discovery Method
Transit
Discovery Year
2019
Source ID: Qatar-8 b
Qatar-8 b orbits Qatar-8 and was reported in 2019 and was detected with the Transit method.
Published measurements list a radius of 14.4 Earth radii, a mass of 117.91 Earth masses, an orbital period of 3.71 days, and an equilibrium temperature near 1,457 K.
Catalog data places the system at about 281.5 parsecs from Earth, a host star classified as G0 V, 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 Qatar-8