Planet HD 202772 Ab

Detailed information about planet HD 202772 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 202772 Ab
Planet Status
Confirmed
Discovered in
2018
Publication
Status
—
Update
2025-12-08
Mass
1.008 ( +0.074 -0.079 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.0519 ( +0.00075 -0.0012 ) AU
Orbital Period
3.30887883 ( ± 3.4e-07 ) day
Eccentricity
0.047 ( +0.05 -0.033 )
Angular distance
—
ω
88.0 ( +34.0 -120.0 ) deg
Tperi
—
Radius
1.562 ( +0.053 -0.069 ) RJ
Inclination
84.2 ( +1.1 -0.86 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2458330.33 ( +0.043 -0.051 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.442 ( ± 0.025 )
Time Vr=0
—
Velocity Semiamplitude K
96.9 ( +6.1 -6.0 ) m/s
Calculated temperature
2132.0 ( +37.0 -33.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-123 b, TOI-123 Ab, TOI-123.01
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

See also Planets in Binaries webpage.

No link

Star

Name
HD 202772 A
Distance
147.2 ( +2.5 -2.4 ) pc
Spectral type
F7IV
Apparent magnitude V
8.32
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.703 ( +0.075 -0.12 ) MSun
Age
1.8 ( +0.43 -0.3 ) Gyr
Effective temperature
6230.0 ( +100.0 -98.0 ) K
Radius
2.614 ( +0.08 -0.11 ) RSun
Metallicity [Fe/H]
0.29 ( +0.13 -0.24 )
Detected Disc
—
Magnetic Field
—
RA2000
21:18:48.0
Dec2000
-26:36:59.0
Alternate Names
TOI-123, TIC 290131778

A late F to early G dwarf companion star lies 211 AUs away.

No link