Planet Kepler-16 (AB) b

Name Kepler-16 (AB) b
Planet Status Confirmed
Discovered in 2011
Mass 0.333 ( -0.016 +0.016 ) MJ
Mass*sin(i)
Semi-Major Axis 0.7048 (± 0.001) AU
Orbital Period 228.776 ( -0.037 +0.037 ) day
Eccentricity 0.00685 ( -0.00146 +0.00146 )
ω 318.0 ( -22.0 +22.0 ) deg
Tperi
Radius 0.7538 ( -0.0023 +0.0023 ) RJ
Inclination 90.0322 ( -0.0023 +0.0023 ) deg
Update 2013-08-30
Detection Method Primary Transit
Mass Detection Method
Radius Detection Method
Primary transit 2455212.12316 JD
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

Star

Kepler-16 (AB)
Name Kepler-16 (AB)
Distance
Spectral type K
Apparent magnitude V 12.0
Mass 0.8499 (± 0.017) MSun
Age
Effective temperature 4450.0 (± 150.0) K
Radius 0.65 (± 0.0) RSun
Metallicity [Fe/H] -0.3 (± 0.2)
Detected Disc
Magnetic Field
RA2000 19:16:18.0
Dec2000 +51:45:27
Alternate Names
Planetary system 1 planet

Remarks

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

More data

Observability Predictor

Remarks

13 Sep 2011: The planet Kepler-16 b was first suspected by Slawson et al. 2011.

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