Exoplanet
HAT-P-4 b
Orbiting HAT-P-4
Overview
HAT-P-4 b is an exoplanet orbiting the star HAT-P-4, discovered in 2007 using the Transit method. It is a Jupiter-sized world.
Key Measurements
Radius
14.28
Earth radii
015 R⊕
Mass
213.25
Earth masses
0500 M⊕
Orbital Period
3.1
days
0.1d10,000d
Distance
320.5
parsecs
Nearby10,000 pc
Equilibrium Temp
1686
K
150 K3,500 K
Radius (Earth radii)
14.28
Mass (Earth masses)
213.25
Measured
Equilibrium Temperature
1686 K
Orbital Period
3.06 days
Distance from Earth
320.5 pc (~1045 ly)
Spectral Type
Unknown
Temperature
5860 K
Mass (Solar)
1.25 M☉
Radius (Solar)
1.60 R☉
Luminosity
0.43 log L☉
Planets in System
1
Stars in System
2
Coordinates (RA, Dec)
229.9912°, 36.2295°
Discovery Method
Transit
Discovery Year
2007
Data Sources
Source ID: HAT-P-4 b