Planet 2MASS J1217-0311 b

Detailed information about planet 2MASS J1217-0311 b and its parameters.

Planet

Name
2MASS J1217-0311 b
Planet Status
Candidate
Discovered in
2003
Update
2024-07-02
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Detection Method
Imaging
Mass Meas. Method
Radius Meas. Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
2MASS J12171110-0311131 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Faint source at 0.209±0.006 arcseconds (1.8 AUs at 8.6 pc). Likely spectral type Y.

No link

System without star

Distance
8.6 pc
RA2000
12:17:11.1
Dec2000
-03:11:13.2