Planet Teegarden's b

Name Teegarden's b
Planet Status Confirmed
Discovered in 2019
Mass
Mass*sin(i) 0.0033 (± 0.00041) MJ
Semi-Major Axis 0.0252 (± 0.0009) AU
Orbital Period 4.91 (± 0.0014) day
Eccentricity 0.0 ( -0.0 +0.16 )
ω 77.0 ( -79.0 +52.0 ) deg
Tperi 2458052.3 ( -1.1 +0.7 ) JD
Radius
Inclination
Update 2019-06-18
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 2.02 (± 0.2) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names GAT 1370 b

Star

Teegarden's
Name Teegarden's
Distance 3.831 (± 0.004) pc
Spectral type M7.0V
Apparent magnitude V
Mass 0.089 (± 0.009) MSun
Age 8.0 Gyr
Effective temperature
Radius 0.107 (± 0.004) RSun
Metallicity [Fe/H] -0.19 (± 0.16)
Detected Disc
Magnetic Field
RA2000 02:53:01.0
Dec2000 +16:52:53
Alternate Names GAT 1370
Planetary system
2 planets

More data


Related publications

The CARMENES search for exoplanets around M dwarfs. Two temperate Earth-mass planet candidates around Teegarden's Star
2019 ZECHMEISTER M., DREIZLER S., RIBAS I., REINERS A., CABALLERO J. et al.
Astron. & Astrophys., 627, A49
paper  arxiv  

On the Habitability of Teegarden's Star planets
2019 WANDEL A. & TAL-OR L.
ApJ. Letters, 880, L21
paper  arxiv