HIP 57274 b
Orbiting HIP 57274
HIP 57274 b is an exoplanet orbiting the star HIP 57274, discovered in 2011 using the Radial Velocity method.
Minimum Mass (M sin i)
6.36
Earth masses
Orbital Period
8.1
days
Distance
25.9
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
6.36
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Stassun et al. 2017
Orbital Period
8.135+0.004−0.004days
Semi-Major Axis
0.0700+0.0000−0.0000au
M sin(i) (Earth masses)
6.36+3.18−3.18
M sin(i) (Jupiter masses)
0.0200+0.0100−0.0100
Eccentricity
0.1900+0.1000−0.1000
Radial Velocity Semi-Amplitude
4.60+0.50−0.50m/s
Distance from Earth
25.9 pc (~84 ly)
Spectral Type
Unknown
Temperature
4510 K
Mass (Solar)
0.29 M☉
Radius (Solar)
0.78 R☉
Luminosity
Unknown
Planets in System
3
Stars in System
1
Coordinates (RA, Dec)
176.1705°, 30.9576°
Discovery Method
Radial Velocity
Discovery Year
2011
Source ID: HIP 57274 b
HIP 57274 b orbits HIP 57274 and was reported in 2011 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 6.36 Earth masses (M sin i) and an orbital period of 8.14 days.
Catalog data places the system at about 25.9 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 HIP 57274More planets in this system