Planet GJ 1132 c

Name GJ 1132 c
Planet Status Confirmed
Discovered in 2018
Mass 0.00831 (± 0.00138) MJ
Mass*sin(i) 0.00831 (± 0.00138) MJ
Semi-Major Axis 0.0476 (± 0.0017) AU
Orbital Period 8.929 (± 0.01) day
Eccentricity 0.27 ( -0.27 +0.0 )
ω
Tperi
Radius
Inclination
Update 2018-08-16
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 2.57 (± 0.39) m/s
Calculated temperature 579.0 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

GJ 1132
Name GJ 1132
Distance 12.04 (± 0.24) pc
Spectral type M3.5
Apparent magnitude V 13.5
Mass 0.181 (± 0.019) MSun
Age 5.0 ( -0.0 +10.0 ) Gyr
Effective temperature 3270.0 (± 140.0) K
Radius 0.207 (± 0.016) RSun
Metallicity [Fe/H] -0.12 (± 0.15)
Detected Disc
Magnetic Field
RA2000 10:14:52.0
Dec2000 -47:09:24
Alternate Names
Planetary system
2 planets

More data


Related publications

Radial velocity follow-up of GJ1132 with HARPS. A precise mass for planet 'b' and the discovery of a second planet
2018 BONFILS X., ALMENARA J.-M., CLOUTIER R., WÜNSCHE A., ASTUDILLO-DEFRU N. et al.
Astron. & Astrophys., accepted
arxiv  

A Search for Additional Bodies in the GJ 1132 Planetary System from 21 Ground-based Transits and a 100 Hour Spitzer Campaign
2016 DITTMANN J., IRWIN J., CHARBONNEAU D., BERTA-THOMPSON Z. & NEWTON E.
ApJ, submitted
arxiv  

A rocky planet transiting a nearby low-mass star
2015 BERTA-THOMPSON Z., IRWIN J., CHARBONNEAU D., NEWTON E., DITTMANN J. et al.
Nature, 527, 204
paper  arxiv   ADS