Planet HD 213885 Ac

Detailed information about planet HD 213885 Ac and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 213885 Ac
Planet Status
Confirmed
Discovered in
2019
Update
2024-10-31
Mass
0.06277 ( ± 0.00434 ) MJ
Mass*sin(i)
0.06277 ( ± 0.00434 ) MJ
Semi-Major Axis
0.056798 ( +0.00044 -0.00032 ) AU
Orbital Period
4.78503 ( +0.00056 -0.00051 ) day
Eccentricity
—
ω
—
Tperi
2458396.635 ( ± 0.054 ) 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
7.26 ( ± 0.48 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-141 c
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.

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Star

Name
HD 213885 A
Distance
57.97 ( ± 0.14 ) pc
Spectral type
G1V
Apparent magnitude V
8.0
Mass
1.068 ( ± 0.02 ) MSun
Age
3.8 ( +0.66 -0.79 ) Gyr
Effective temperature
5978.0 ( ± 50.0 ) K
Radius
1.101 ( +0.008 -0.0075 ) RSun
Metallicity [Fe/H]
-0.04 ( ± 0.03 )
Detected Disc
—
Magnetic Field
—
RA2000
22:35:56.0
Dec2000
-59:51:53.0
Alternate Names
TOI-141

HD 213885 forms a triple system with a pair of M dwarfs 23.6 and 55.1 AUs away. The outermost companion star is labelled as Gaia DR3 6407428994689762560 (Lester et al. 2021, Gonzalez-Payo et al. 2024).

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