Planet Kepler-451 (AB)b

Detailed information about planet Kepler-451 (AB)b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
Kepler-451 (AB)b
Planet Status
Confirmed
Discovered in
2015
Update
2024-08-12
Mass
1.86 ( ± 0.5 ) MJ
Mass*sin(i)
1.86 ( ± 0.5 ) MJ
Semi-Major Axis
0.9 ( ± 0.04 ) AU
Orbital Period
406.0 ( ± 4.0 ) day
Eccentricity
0.33 ( ± 0.05 )
ω
302.0 ( ± 8.0 ) deg
Tperi
—
Radius
—
Inclination
—
Detection Method
Timing
Mass Meas. Method
Timing
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
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

The planet detection and mass determination come from the timing of the binary parent star eclipses (Baran et al. 2015)
See also Circumbinary Planets webpage.

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Star

Name
Kepler-451 (AB)
Distance
—
Spectral type
sdB+M
Apparent magnitude V
—
Mass
0.6 ( ± 0.03 ) MSun
Age
—
Effective temperature
—
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
19:38:33.0
Dec2000
+46:03:59.0
Alternate Names
KIC 9472174, 2MASS J19383260+4603591

The star is a sdB+M eclipsing binary with individual component masses 0.48 and 0. 12 solar mass. The binary period is 0.125765282 ± 0.0000000005 d.

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