Planet Gliese 876 b

Name Gliese 876 b
Discovered in 2000
Mass 1.927 (± 0.003) MJ
Semi-major axis 0.208317 (± 2e-05) AU
Orbital period 61.03 (± 3.81) day
Eccentricity 0.0 (± 0.001)
ω 116.7 (± 1.1) deg
Tperi
Radius
Inclination 84.0 (± 6.0) deg;
Update April 1, 2014
Detection Method Radial Velocity
Mass Detection Method
Radius Detection method
Molecules detected
Primary transit
Secondary transit
Anomaly angle
impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitute
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Observability Predictor

Remarks

  • Circumstellar disk searched for at UKIRT and KECK but not found (Trilling et al. 1999, 2000)

Other web-pages

Star

Name Gliese 876
Distance 4.7 (± 0.01) pc
Spectral type M4 V
Apparent magnitude V 10.17
Mass 0.334 (± 0.03) MSun
Age 2.5 ( -2.4 +2.4 ) Gyr
Effective temperature 3350.0 (± 300.0) K
Radius 0.36 RSun
Metallicity [Fe/H] 0.05 (± 0.2)
Detected Disc
Magnetic Field
RA2000 22:53:13.0
Dec2000 -14:15:13
Alternate Names
Planetary system 4 planets

Other web-pages

Papers with primary data:

More data


Related publications

Limits on low frequency radio emission from southern exoplanets with the Murchison Widefield Array
2014 MURPHY T., BELL M., KAPLAN D., GAENSLER B., OFFRINGA A. et al.
MNRAS, accepted
arxiv  

Improved signal detection algorithms for unevenly sampled data. Six signals in the radial velocity data for GJ876
2014 JENKINS J., BECERRA YOMA N., ROJO P., MAHU R. & WUTH J.
MNRAS, accepted
arxiv  

The Lick-Carnegie Exoplanet Survey: A Uranus-mass Fourth Planet for GJ 876 in an Extrasolar Laplace Configuration
2010 RIVERA E., LAUGHLIN G., BUTLER P., VOGT S., HAGHIGHIPOUR N. & MESCHIARI S.
ApJ., 719, 890
paper

HST/FGS Astrometry of Nearby Stars - Exoplanet Masses and Exoplanetary System Architecture
2011 BENEDICT F.
paper

The HARPS search for southern extra-solar planets XIX. Characterization and dynamics of the GJ876 planetary system
2010 CORREIA A., COUETDIC J., LASKAR J., BONFILS X., MAYOR M., BERTAUX J.-L., BOUCHY F., DELFOSSE X., FORVEILLE T., LOVIS C., PEPE F., PERRIER Ch., QUELOZ D. & UDRY S.
Astron. & Astrophys., 511, A21
paper

The M Dwarf GJ 436 and its Neptune-Mass Planet
2007 MANESS H., MARCY G., FORD E., HAUSCHILDT P., STREVE A., BASRI G., BUTLER P. & VOGT S.
PASP, 119, 90
paper arxiv 

Catalogue of Stellar Diameters and Absolute Radii of Stars (CADARS) - Third edition -Comments and statistics
2000 PASINITTI-FRASCANI L., PASTORI L., COVINO S. & POZZI A.
Astron. & Astrophys., 367, 521
paper