TYC 2187-512-1 b
Orbiting TYC 2187-512-1
TYC 2187-512-1 b is an exoplanet orbiting the star TYC 2187-512-1, discovered in 2022 using the Radial Velocity method.
Minimum Mass (M sin i)
104.88
Earth masses
Orbital Period
691.9
days
Distance
15.5
parsecs
Radius (Earth radii)
Unknown
Minimum Mass, M sin(i) (Earth masses)
104.88
Radial-velocity minimum
Equilibrium Temperature
Unknown
Parameter source: Quirrenbach et al. 2022
Orbital Period
691.900+8.770−8.610days
Semi-Major Axis
1.2200+0.0200−0.0200au
M sin(i) (Earth masses)
104.88+6.36−6.36
M sin(i) (Jupiter masses)
0.3300+0.0200−0.0200
Eccentricity
0.0500+0.0400−0.0300
Epoch of Periastron
2457558.65days(BJD)
Argument of Periastron
3.7+64.1−46.9deg
Radial Velocity Semi-Amplitude
12.02+0.47−0.46m/s
Distance from Earth
15.5 pc (~50 ly)
Spectral Type
M1.0 V
Temperature
3734 K
Mass (Solar)
0.50 M☉
Radius (Solar)
0.49 R☉
Luminosity
-1.38 log L☉
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
320.5267°, 22.9319°
Discovery Method
Radial Velocity
Discovery Year
2022
Source ID: TYC 2187-512-1 b
TYC 2187-512-1 b orbits TYC 2187-512-1 and was reported in 2022 and was detected with the Radial Velocity method.
Published measurements list a minimum mass of 104.88 Earth masses (M sin i) and an orbital period of 691.9 days.
Catalog data places the system at about 15.5 parsecs from Earth, a host star classified as M1.0 V, 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 TYC 2187-512-1