Planet HD 189310 b

Detailed information about planet HD 189310 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 189310 b
Planet Status
Confirmed
Discovered in
2011
Update
2024-08-08
Mass
25.6 ( +0.9 -0.8 ) MJ
Mass*sin(i)
25.6 ( +0.9 -0.8 ) MJ
Semi-Major Axis
0.109 ( ± 0.002 ) AU
Orbital Period
14.18643 ( ± 2e-05 ) day
Eccentricity
0.359 ( ± 0.001 )
ω
50.1 ( ± 0.1 ) deg
Tperi
—
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
53542.399 ( ± 0.004 ) JD
Velocity Semiamplitude K
2606.0 ( ± 2.8 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
HIP 99634 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

The semi-major axis is the minimum semi-major axis (a*sin(i)). It is a candidate because depending on the real inclination, the mass of the candidate could go up to 2.9 Msun

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Star

Name
HD 189310
Distance
31.9754 ( ± 0.06085 ) pc
Spectral type
K2V
Apparent magnitude V
6.07
Mass
0.86 ( ± 0.107 ) MSun
Age
7.5 Gyr
Effective temperature
5103.0 ( ± 98.1485 ) K
Radius
0.839 ( ± 0.04 ) RSun
Metallicity [Fe/H]
-0.01 ( ± 0.06 )
Detected Disc
—
Magnetic Field
—
RA2000
20:13:16.4
Dec2000
-82:01:41.3
Alternate Names
HIP 99634

The age of the star is < 7.5 Gyr

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