Imaginary Picture of Kepler-16 (AB) b
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Exoplanet Name : Kepler-16 (AB) b
Alternate Name :
Radius (Rjup / Re): 0.7538 (Rjup) 8.4493 (Rearth)
Mass (Mjup / Me): 0.3330 (Mjup) 105.8734 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.7048 (AU) 0.7048 (AU Est.)
Eccentricity : 0.0069
Orbital Period(Yrs) 0.6263
Orbital Period(Observed/Estimated) 228.78 (Days Obs.) 234.43 (Days Est.)
Star Radiation at Atmospheric Boundary: 409.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 200.7 (K)
Blackbody T 0.3(K) 188.5 (K)
Blackbody T 0.7(K) 152.5 (K)
Tidally Locked Blackbody T 0.1(K) 238.7 (K)
Tidally Locked Blackbody T 0.3(K) 224.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-16 (AB)
Alternate Name :
Star Distance(LY) : 127.2
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4450 (K)
Spectral type : K
Metalicity : -0.3
Absolute Magnitude: 9.0
Apparent Magnitude: 12.0
Right Ascension(RA) 289.0757
Declination (DEC) 51.7575
Hubble Space Telescope Guide Star Catalog (GSC) ID 03554-01147
Discovered by
Discovery Paper - Authors CUTRI R.M.; SKRUTSKIE M.F.; VAN DYK S.; BEICHMAN C.A.; CARPENTER J.M.; CHESTER T.; CAMBRESY L.; EVANS T.; FOWLER J.; GIZIS J.; HOWARD E.; HUCHRA J.; JARRETT T.; KOPAN E.L.; KIRKPATRICK J.D.; LIGHT R.M.; MARSH K.A.; McCALLON H.; SCHNEIDER S.; STIENING R.; SYKES M.; WEINBERG M.; WHEATON W.A.; WHEELOCK S.; ZACARIAS N.
Discovery Paper - Title 2MASS All Sky Catalog of point sources.
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-16+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-16%20%28AB%29%20b/
Kepler-16 (AB) b
Kepler-16 (AB) b

  • Kepler-16 (AB) b is an exoplanet orbiting the star Kepler-16 (AB), located about 127.2 light-years (39.0 pc) away from Solar System. Its discovery was publicly announced on 2011.
  • The host star Kepler-16 (AB) has apparent magnitude of 12.0, with absolute magnitude of 9.0.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4450 with its spectral types of K
  • In this planetary system, the extrasolar planet Kepler-16 (AB) b orbits around the star Kepler-16 (AB) every 228.8 days with its orbital distance of 0.70 AU ( 105436579.3 km)
  • (Projected orbit of Kepler-16 (AB) b around its host star Kepler-16 (AB))


  • The Star Kepler-16 (AB) 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.279 AU ( 41714927.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.385 AU ( 57660930.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.587 AU ( 87862498.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.864 AU ( 129293515.4 km)
  • Radiation at Planetary Boundary of Kepler-16 (AB) b : 409.02 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-16 (AB))



  • Kopparapu Recent Venus for Star Kepler-16 (AB) distance : 0.309 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-16 (AB) distance : 0.391 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-16 (AB) distance : 0.377 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-16 (AB) distance : 0.414 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-16 (AB) distance : 0.725 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-16 (AB) distance : 0.765 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-16 (AB))



  • Original Kopparapu Recent Venus for Star Kepler-16 (AB) distance : 0.304 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-16 (AB) distance : 0.403 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-16 (AB) distance : 0.403 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-16 (AB) distance : 0.737 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-16 (AB) distance : 0.766 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-16 (AB))



    (Position in Stellar Map of star Kepler-16 (AB) and its Exoplanet Kepler-16 (AB) b)



    (Zoomed position in Stellar Map of star Kepler-16 (AB) and its Exoplanet Kepler-16 (AB) b (zoom level 3))