Planet HD 22946 d

Detailed information about planet HD 22946 d and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
HD 22946 d
Planet Status
Confirmed
Discovered in
2022
Publication
Status
—
Update
2023-06-15
Mass
0.0249 ( ± 0.0009 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.2958 ( ± 0.0044 ) AU
Orbital Period
47.42489 ( ± 0.0001 ) day
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
0.23258 ( ± 0.0054 ) RJ
Inclination
—
Detection Method
Primary Transit
Mass Meas. Method
Theoretical
Radius Meas. Method
Primary Transit
Primary transit
2459136.5372 ( ± 0.00087 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.456 ( ± 0.028 )
Time Vr=0
—
Velocity Semiamplitude K
4.31 m/s
Calculated temperature
546.0 ( ± 6.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-411 d
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

21 Sep 2022:
This candidate is a single event transit (Cacciapuoti et al. 2022)

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Star

Name
HD 22946
Distance
62.87 ( ± 0.05 ) pc
Spectral type
F7/F8V
Apparent magnitude V
8.3
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
1.104 ( ± 0.012 ) MSun
Age
5.0 ( ± 1.0 ) Gyr
Effective temperature
6210.0 ( +173.0 -158.0 ) K
Radius
1.157 ( ± 0.025 ) RSun
Metallicity [Fe/H]
-0.05 ( +0.08 -0.05 )
Detected Disc
—
Magnetic Field
—
RA2000
03:39:17.0
Dec2000
-42:45:45.0
Alternate Names
TOI-411

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