Planet Barnard's Star f

Detailed information about planet Barnard's Star f and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
Barnard's Star f
Planet Status
Candidate
Discovered in
2019
Publication
Status
—
Update
2024-11-14
Mass
0.75 ( ± 0.25 ) MJ
Mass*sin(i)
—
Semi-Major Axis
5.5 ( ± 4.5 ) AU
Orbital Period
—
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
—
Inclination
—
Detection Method
Astrometry
Mass Meas. Method
Astrometry
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
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Kervella et al. (2019): alternative solution considers a 3 MJup at 20 AUs.

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Star

Name
Barnard's star
Distance
1.82823 ( ± 0.00013 ) pc
Spectral type
M4V
Apparent magnitude V
9.5
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.162 ( ± 0.007 ) MSun
Age
8.5 ( ± 1.5 ) Gyr
Effective temperature
3195.0 ( ± 28.0 ) K
Radius
0.185 ( ± 0.006 ) RSun
Metallicity [Fe/H]
-0.56
Detected Disc
—
Magnetic Field
—
RA2000
17:57:49.0
Dec2000
+04:41:36.0
Alternate Names
GJ 699, V2500 Oph

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