Planet HD 21520 b

Detailed information about planet HD 21520 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
HD 21520 b
Planet Status
Confirmed
Discovered in
2024
Publication
Status
—
Update
2024-06-17
Mass
0.0249 ( +0.0101 -0.0094 ) MJ
Mass*sin(i)
0.0249 ( +0.0101 -0.009 ) MJ
Semi-Major Axis
0.1726 ( ± 0.0071 ) AU
Orbital Period
25.1292 ( +7.3e-05 -8.9e-05 ) day
Eccentricity
0.0
Angular distance
—
ω
—
Tperi
—
Radius
0.24061 ( ± 0.008 ) RJ
Inclination
89.23 ( ± 0.12 ) deg
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
2459160.0157 ( ± 0.0015 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.478 ( +0.058 -0.066 )
Time Vr=0
—
Velocity Semiamplitude K
1.64 ( ± 0.63 ) m/s
Calculated temperature
637.0 ( +13.0 -12.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-4320 b, TOI-4320.01
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

No remarks

No link

Star

Name
HD 21520
Distance
79.0 pc
Spectral type
G1V
Apparent magnitude V
9.2
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.09 ( ± 0.07 ) MSun
Age
5.3 ( ± 1.1 ) Gyr
Effective temperature
5871.0 ( ± 64.0 ) K
Radius
1.044 ( ± 0.024 ) RSun
Metallicity [Fe/H]
0.049 ( ± 0.042 )
Detected Disc
—
Magnetic Field
—
RA2000
03:26:33.7
Dec2000
-43:36:48.8
Alternate Names
TOI-4320

No remarks

No link