Planet GJ 687 c

Detailed information about planet GJ 687 c and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
GJ 687 c
Planet Status
Confirmed
Discovered in
2020
Update
2020-08-19
Mass
0.05 ( ± 0.0129 ) MJ
Mass*sin(i)
0.05 ( ± 0.0129 ) MJ
Semi-Major Axis
1.165 ( ± 0.023 ) AU
Orbital Period
727.562 ( ± 12.2 ) day
Eccentricity
0.4 ( ± 0.022 )
ω
176.0 ( ± 63.0 ) deg
Tperi
2450304.1 ( ± 292.0 ) JD
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
—
Velocity Semiamplitude K
2.44 ( ± 0.8 ) m/s
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

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Star

Name
GJ 687
Distance
4.5 ( ± 0.115 ) pc
Spectral type
M3.5V
Apparent magnitude V
9.15
Mass
0.413 ( ± 0.041 ) MSun
Age
—
Effective temperature
3413.0 ( ± 28.0 ) K
Radius
0.4183 ( ± 0.007 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
17:36:26.0
Dec2000
+68:20:21.0
Alternate Names
—

The star Gl 687 lies in a double system

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