Planet HD 42936 Ab

Detailed information about planet HD 42936 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 42936 Ab
Planet Status
Confirmed
Discovered in
2019
Publication
Status
—
Update
2025-02-11
Mass
—
Mass*sin(i)
0.00812 ( ± 0.00182 ) MJ
Semi-Major Axis
0.0662 ( ± 0.0013 ) AU
Orbital Period
6.6732 ( ± 0.0003 ) day
Eccentricity
0.14 ( +0.09 -0.05 )
Angular distance
—
ω
80.57 ( +73.0 -62.0 ) deg
Tperi
2454579.56469 JD
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Spectrum
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
0.97 ( ± 0.2 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
DMPP-3 b, DMPP-3 Ab
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 42936 A
Distance
48.9 ( ± 0.6 ) pc
Spectral type
K0IV-V
Apparent magnitude V
9.1
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.87 ( ± 0.05 ) MSun
Age
10.9 ( ± 4.7 ) Gyr
Effective temperature
5138.0 ( ± 99.0 ) K
Radius
0.91 ( ± 0.02 ) RSun
Metallicity [Fe/H]
0.18 ( ± 0.09 )
Detected Disc
—
Magnetic Field
—
RA2000
06:06:30.0
Dec2000
-72:30:46.0
Alternate Names
DMPP-3

26 Dec 2019: There is a nearby M to L dwarf companion star (HD 42936 B) detected by radial velocity (M. sin i = 80 MJup) on an eccentric orbit (a = 1.11 AU, e = 0.6) (Barnes et al. 2019)

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