Kepler-397 c
Orbiting Kepler-397
Kepler-397 c is an exoplanet orbiting the star Kepler-397, discovered in 2014 using the Transit method. It is a Neptune-sized world.
Radius
6.18
Earth radii
Mass (est.)
33.66
Earth masses
Orbital Period
135.5
days
Radius (Earth radii)
6.18
Mass (Earth masses)
33.66
Estimated
Equilibrium Temperature
Unknown
Parameter source: Rowe et al. 2014
Orbital Period
135.499+0.001−0.001days
Semi-Major Axis
0.4800au
Distance from Earth
Unknown
Spectral Type
Unknown
Temperature
5307 K
Mass (Solar)
Unknown
Radius (Solar)
0.77 R☉
Luminosity
Unknown
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
295.8940°, 42.3805°
Discovery Method
Transit
Discovery Year
2014
Source ID: Kepler-397 c
Kepler-397 c orbits Kepler-397 and was reported in 2014 and was detected with the Transit method.
Published measurements list a radius of 6.18 Earth radii, a mass of 33.66 Earth masses (estimated), and an orbital period of 135.5 days.
Catalog data places 2 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open Kepler-397More planets in this system