Planet GJ 649 c

Name GJ 649 c
Planet Status Confirmed
Discovered in 2013
Mass 0.03 ( -0.008 +0.008 ) MJ
Mass*sin(i) 0.03 ( -0.008 +0.008 ) MJ
Semi-Major Axis 0.043 (± 0.001) AU
Orbital Period 4.4762 (± 0.0004) day
Eccentricity 0.2 (± 0.15)
ω 334.0 (± 47.0) deg
Tperi
Radius
Inclination
Update 2016-02-23
Detection Method Radial Velocity
Mass Detection Method
Radius Detection 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

Star

GJ 649
Name GJ 649
Distance 10.34 (± 0.15) pc
Spectral type M1.5
Apparent magnitude V 9.7
Mass 0.54 (± 0.05) MSun
Age
Effective temperature 3700.0 (± 60.0) K
Radius
Metallicity [Fe/H] 0.08 (± 0.06)
Detected Disc
Magnetic Field
RA2000 16:58:09.0
Dec2000 +25:44:39
Alternate Names
Planetary system
2 planets

More data


Related publications

Kuiper Belt Analogues in Nearby M-type Planet-host Systems
2018 KENNEDY G., BRYDEN G., ARDILA D., EIROA C., LESTRADE J.-F. et al.
MNRAS, 476, 4584
paper  arxiv  

Testing the Planet-Metallicity Correlation in M-dwarfs with Gemini GNIRS Spectra
2017 HOBSON M., JOFRE E., GARCIA L., PETRUCCI R. é GOMEZ M.
Rev. Mex. Astron. Astrophys., accepted
arxiv  

Stellar Diameters and Temperatures V. Eleven Newly Characterized Exoplanet Host Stars
2014 von BRAUN K., BOYAJIAN T., van BELLE G., KANE S., JONES J. & 15 additional auhors
MNRAS, 438, 2413
paper  arxiv  ADS  

Forever alone? Testing single eccentric planetary systems for multiple companions
2013 WITTENMYER R., WANG S., HORNER J., TINNEY Ch., BUTLER P. & 6 additional authors
ApJ. Suppl., accepted
paper  arxiv  

The California Planet Survey II. A Saturn-Mass Planet Orbiting the M Dwarf Gl 649
2009 JOHNSON A., HOWARD A., MARCY G., BOWLER B., HENRY G., FISCHER D., APPS K., ISAACSON H. & WRIGH J.
PASP, 122, 149
paper