Planet HIP 116454 Ab

Detailed information about planet HIP 116454 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
HIP 116454 Ab
Planet Status
Confirmed
Discovered in
2014
Update
2024-08-04
Mass
0.0372 ( +0.00419 -0.00419 ) MJ
Mass*sin(i)
0.03719 ( +0.00418 -0.00418 ) MJ
Semi-Major Axis
0.098 ( ± 0.003 ) AU
Orbital Period
9.1265 ( ± 0.0005 ) day
Eccentricity
0.205 ( ± 0.072 )
ω
300.9 ( ± 16.7 ) deg
Tperi
—
Radius
0.226 ( +0.016 -0.016 ) RJ
Inclination
88.43 ( ± 0.4 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2456907.89 ( ± 0.03 ) JD
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
690.0 K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
K2-2 b, K2-2 Ab, BD-00 4534 b, TOI-6836.01
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
HIP 116454 A
Distance
55.2 ( ± 5.4 ) pc
Spectral type
K2V
Apparent magnitude V
10.19
Mass
0.775 ( ± 0.027 ) MSun
Age
—
Effective temperature
5089.0 ( ± 50.0 ) K
Radius
0.716 ( ± 0.024 ) RSun
Metallicity [Fe/H]
-0.16 ( ± 0.08 )
Detected Disc
—
Magnetic Field
—
RA2000
23:35:49.0
Dec2000
+00:26:44.0
Alternate Names
K2-2, K2-2 A, BD-00 4534, TOI-6836

A white dwarf companion lies 524 AUs away.

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