Planet GJ 720 Ab

Detailed information about planet GJ 720 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
GJ 720 Ab
Planet Status
Confirmed
Discovered in
2021
Publication
Status
Published in a refereed paper
Update
2024-06-13
Mass
—
Mass*sin(i)
0.04292 ( ± 0.00249 ) MJ
Semi-Major Axis
0.119 ( ± 0.002 ) AU
Orbital Period
19.47 ( ± 0.001 ) day
Eccentricity
0.1 ( ± 0.06 )
Angular distance
—
ω
102.16 ( +30.0 -32.0 ) deg
Tperi
2456407.02 ( +1.6 -1.8 ) 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
4.6 ( ± 0.3 ) m/s
Calculated temperature
309.0 ( ± 24.0 ) K
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 720 A
Distance
15.557 ( ± 0.006 ) pc
Spectral type
M0.5V
Apparent magnitude V
10.0
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.57 ( ± 0.06 ) MSun
Age
—
Effective temperature
3837.0 ( ± 69.0 ) K
Radius
0.56 ( ± 0.06 ) RSun
Metallicity [Fe/H]
-0.14 ( ± 0.09 )
Detected Disc
—
Magnetic Field
—
RA2000
18:35:19.0
Dec2000
+45:44:44.0
Alternate Names
BD+45 2743, LHS 3394, LDS 6329 A

The companion star, a fainter M dwarf, lies 1746 AUs away.

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