Kepler-47 d
Orbiting Kepler-47
Kepler-47 d is an exoplanet orbiting the star Kepler-47, discovered in 2019 using the Transit method. It is a Neptune-sized world.
Radius
7.04
Earth radii
Mass
19.02
Earth masses
Orbital Period
187.4
days
Distance
1025.0
parsecs
Radius (Earth radii)
7.04
Mass (Earth masses)
19.02
Measured
Equilibrium Temperature
Unknown
Parameter source: Orosz et al. 2019
Orbital Period
187.366+0.069−0.051days
Semi-Major Axis
0.6992+0.0031−0.0033au
Planet Mass (Earth masses)
19.02+23.84−11.67
Planet Mass (Jupiter masses)
0.0598+0.0750−0.0367
Eccentricity
0.0240+0.0250−0.0170
Argument of Periastron
352.0+96.0−166.0deg
Distance from Earth
1025.0 pc (~3343 ly)
Spectral Type
Unknown
Temperature
Unknown
Mass (Solar)
0.96 M☉
Radius (Solar)
0.94 R☉
Luminosity
Unknown
Planets in System
3
Stars in System
2
Coordinates (RA, Dec)
295.2979°, 46.9204°
Discovery Method
Transit
Discovery Year
2019
Source ID: Kepler-47 d
Kepler-47 d orbits Kepler-47 and was reported in 2019 and was detected with the Transit method.
Published measurements list a radius of 7.04 Earth radii, a mass of 19.02 Earth masses, and an orbital period of 187.37 days.
Catalog data places the system at about 1,025 parsecs from Earth and 3 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open Kepler-47More planets in this system