eps Tau b
Orbiting eps Tau
eps Tau b is an exoplanet orbiting the star eps Tau, discovered in 2006 using the Radial Velocity method.
Minimum Mass (M sin i)
2285.19
Earth masses
Orbital Period
585.8
days
Distance
47.5
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
2285.19
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Teng et al. 2023
Orbital Period
585.820+0.260−0.330days
Semi-Major Axis
1.8780+0.0010−0.0010au
M sin(i) (Earth masses)
2285.19+17.80−17.80
M sin(i) (Jupiter masses)
7.1900+0.0560−0.0560
Eccentricity
0.0760+0.0090−0.0080
Epoch of Periastron
2453492.30+11.30−10.00days(JD)
Argument of Periastron
107.9+6.8−6.1deg
Radial Velocity Semi-Amplitude
93.24+0.74−0.73m/s
Distance from Earth
47.5 pc (~155 ly)
Spectral Type
K0 III
Temperature
4877 K
Mass (Solar)
2.57 M☉
Radius (Solar)
12.35 R☉
Luminosity
1.89 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
67.1547°, 19.1803°
Discovery Method
Radial Velocity
Discovery Year
2006
Source ID: eps Tau b
eps Tau b orbits eps Tau and was reported in 2006 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 2,285.19 Earth masses (M sin i) and an orbital period of 585.82 days.
Catalog data places the system at about 47.5 parsecs from Earth, a host star classified as K0 III, 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 eps Tau