Exoplanet
KOI-1257 b
Orbiting KOI-1257
Overview
KOI-1257 b is an exoplanet orbiting the star KOI-1257, discovered in 2014 using the Transit method. It is a Jupiter-sized world.
Key Measurements
Radius
10.54
Earth radii
015 R⊕
Mass
460.83
Earth masses
0500 M⊕
Orbital Period
86.6
days
0.1d10,000d
Equilibrium Temp
511
K
150 K3,500 K
Radius (Earth radii)
10.54
Mass (Earth masses)
460.83
Measured
Equilibrium Temperature
511 K
Orbital Period
86.65 days
Distance from Earth
Unknown
Spectral Type
G5 V
Temperature
5520 K
Mass (Solar)
0.99 M☉
Radius (Solar)
1.13 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
2
Coordinates (RA, Dec)
291.2251°, 44.9273°
Discovery Method
Transit
Discovery Year
2014
Data Sources
Source ID: KOI-1257 b