WASP-91 b
Orbiting WASP-91
WASP-91 b is an exoplanet orbiting the star WASP-91, discovered in 2017 using the Transit method. It is a Jupiter-sized world.
Radius
11.55
Earth radii
Mass
425.89
Earth masses
Orbital Period
2.8
days
Distance
149.9
parsecs
Equilibrium Temp
1160
K
Radius (Earth radii)
11.55
Mass (Earth masses)
425.89
Measured
Equilibrium Temperature
1160 K
Parameter source: Anderson et al. 2017
Orbital Period
2.799+0.000−0.000days
Semi-Major Axis
0.0370+0.0010−0.0010au
Planet Mass (Earth masses)
425.89+25.43−25.43
Planet Mass (Jupiter masses)
1.3400+0.0800−0.0800
Eccentricity
0.0000
Radial Velocity Semi-Amplitude
217.00+5.00−5.00m/s
Distance from Earth
149.9 pc (~489 ly)
Spectral Type
K3
Temperature
4920 K
Mass (Solar)
0.84 M☉
Radius (Solar)
0.86 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
357.8464°, -70.1529°
Discovery Method
Transit
Discovery Year
2017
Source ID: WASP-91 b
WASP-91 b orbits WASP-91 and was reported in 2017 and was detected with the Transit method.
Published measurements list a radius of 11.55 Earth radii, a mass of 425.89 Earth masses, an orbital period of 2.8 days, and an equilibrium temperature near 1,160 K.
Catalog data places the system at about 149.9 parsecs from Earth, a host star classified as K3, 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 WASP-91