Planet HD 210058 b

Detailed information about planet HD 210058 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
HD 210058 b
Planet Status
Confirmed
Discovered in
2026
Publication
Status
—
Update
2026-11-03
Mass
10.0 ( +2.5 -2.2 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.0381 ( ± 0.0018 ) AU
Orbital Period
2.170269 ( ± 3.8e-05 ) day
Eccentricity
0.2186 ( +0.003 -0.0022 )
Angular distance
—
ω
184.1 ( ± 3.8 ) deg
Tperi
—
Radius
1.444 ( +0.093 -0.075 ) RJ
Inclination
77.22 ( ± 0.62 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
—
Secondary transit
—
λ
56.9 ( +1.4 -2.3 ) deg
Impact Parameter b
0.9458 ( +0.012 -0.0095 )
Time Vr=0
—
Velocity Semiamplitude K
892.23 m/s
Calculated temperature
2740.0 ( ± 120.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-1355.01, TOI-1355 b
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 210058
Distance
246.98 ( +0.96 -1.0 ) pc
Spectral type
A2V
Apparent magnitude V
8.7
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
2.34 ( +0.53 -0.24 ) MSun
Age
0.18 Gyr
Effective temperature
9218.0 ( +835.0 -437.0 ) K
Radius
1.853 ( +0.062 -0.072 ) RSun
Metallicity [Fe/H]
-0.01 ( +0.17 -0.19 )
Detected Disc
—
Magnetic Field
—
RA2000
22:05:13.8
Dec2000
+66:46:31.0
Alternate Names
TOI-1355

No remarks

No link