Planet Kepler-16 (AB)b

Detailed information about planet Kepler-16 (AB)b and its parameters.

Planet

Name
Kepler-16 (AB)b
Planet Status
Confirmed
Discovered in
2011
Update
2024-08-12
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Detection Method
Primary Transit
Mass Meas. Method
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

13 Sep 2011: The planet Kepler-16 b was first suspected by Slawson et al. 2011.
See also Circumbinary Planets webpage.

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Star

Name
Kepler-16 (AB)
Distance
Spectral type
K
Apparent magnitude V
12.0
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
19:16:18.0
Dec2000
+51:45:27.0
Alternate Names

Alias KIC 12644769
Alias 2MASS 19161817+5145267

03 May 2012: Revised parameters (Bender et al. 2012):
- MA = 0.654 ± 0.017 MSun
- MB = 0.1959 ± 0.0031 MSun
- e = 0.15894 ± 0.00079
- ω = 263.287 ± 0.041 deg.
13 Sep 2011: Kepler 16 is an eclisping binary star with a 41.0781 day period with two K or M components (Slawson et al. 2011).

The mass given to Kepler-16(AB) is the sum of the masses of components A and B.
The parameters for the individual components are (in solar units - Doyle et al. 2011):
Star A:
Mass: 0.6897 ± 0.0035
Radius: 0.6489 ± 0.0013
Temp.: 4450 ± 150 K
[Fe/H]: -0.3 ± 0.2
Star B:
Mass: 0.20255 ± 0.00065
Radius: 0.22623 ± 0.00059
Binary system:
Period: 41.079 ± 0.000078 day
Semi-maj. axis: 0.224 ± 0.00035 AU
Inclination: 90.3401 ± 0.0019 deg.
Ecc.: 0.15944 ± 0.0006

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