Planet HD 144899 Ab

Detailed information about planet HD 144899 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HD 144899 Ab
Planet Status
Confirmed
Discovered in
2022
Update
2024-07-28
Mass
0.064 ( +0.021 -0.016 ) MJ
Mass*sin(i)
0.064 ( +0.021 -0.016 ) MJ
Semi-Major Axis
0.242 ( +0.011 -0.012 ) AU
Orbital Period
40.4 ( +0.03 -0.05 ) day
Eccentricity
0.821 ( +0.078 -0.171 )
ω
113.612 ( +1.403 -1.551 ) deg
Tperi
—
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
6.008 ( +0.074 -0.066 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
—
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 144899 A
Distance
115.665 ( ± 0.5095 ) pc
Spectral type
F8IV
Apparent magnitude V
8.97
Mass
1.16 ( ± 0.1639 ) MSun
Age
—
Effective temperature
6126.0 ( ± 136.74 ) K
Radius
1.648 ( ± 0.0781 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
16:10:17.5
Dec2000
-47:54:51.5
Alternate Names
—

Feng et al. (2022): HD 144899 forms an eccentric binary system with a low-mass (m = 99 MJup) M dwarf star (a = 8.332 AUs, e = 0.355, i = 7.4°).

No link