Imaginary Picture of KELT-6 c

Display orbital revolution of KELT-6 c around the hoststar KELT-6
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Exoplanet Name : KELT-6 c
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 3.7100 (Mjup) 1179.5500 (Mearth)
Semi Major Axis / Orbital Distance Calculated 2.3900 (AU) 2.3900 (AU Est.)
Eccentricity : 0.2100
Orbital Period(Yrs) 3.4934
Orbital Period(Observed/Estimated) 1276.00 (Days Obs.) 1271.80 (Days Est.)
Surface Gravity (G Earth) 11.3913
Star Radiation at Atmospheric Boundary: 776.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 235.6 (K)
Blackbody T 0.3(K) 221.3 (K)
Blackbody T 0.7(K) 179.0 (K)
Tidally Locked Blackbody T 0.1(K) 280.2 (K)
Tidally Locked Blackbody T 0.3(K) 263.1 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : KELT-6
Alternate Name :
Star Distance(LY) : 797.4
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 4.9 (GY)
Temperature : 6272 (K)
Spectral type : F
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : -0.3
Absolute Magnitude: 3.4
Apparent Magnitude: 10.4
Right Ascension(RA) 195.9833
Declination (DEC) 30.6400
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Karen A. Collins, Jason D. Eastman, Thomas G. Beatty, Robert J. Siverd, B. Scott Gaudi, Joshua Pepper, John F. Kielkopf, John Asher Johnson, Andrew W. Howard, Debra A. Fischer, Mark Manner, Allyson Bieryla, David W. Latham, Benjamin J. Fulton, Joao Gregorio, Lars A. Buchhave, Eric L. N. Jensen, Keivan G. Stassun, Kaloyan Penev, Justin R. Crepp, Sasha Hinkley, Rachel A. Street, Phillip Cargile, Claude E. Mack, Thomas E. Oberst, Ryan L. Avril, Samuel N. Mellon, Kim K. McLeod, Matthew T. Penny, Robert P. Stefanik, Perry Berlind, Michael L. Calkins, Qingqing Mao, Alexander J. W. Richert, Darren L. DePoy, Gilbert A. Esquerdo, Andrew Gould, Jennifer L. Marshall, Ryan J. Oelkers, Richard W. Pogge, Mark Trueblood, Patricia Trueblood"
Discovery Paper - Title KELT-6b: A P~7.9 d Hot Saturn Transiting a Metal-Poor Star with a Long-Period Companion
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=KELT-6+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/KELT-6%20c/
KELT-6 c
KELT-6 c
  • KELT-6 c is an exoplanet orbiting the star KELT-6, located about 797.4 light-years (244.5 pc) away from Solar System. Its discovery was publicly announced on 2015.
  • The host star KELT-6 has apparent magnitude of 10.4, with absolute magnitude of 3.4.
  • It is 1.1 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 6272 with its spectral types of F
  • In this planetary system, the extrasolar planet KELT-6 c orbits around the star KELT-6 every 1276.0 days with its orbital distance of 2.39 AU ( 357538911.0 km)
    • (Projected orbit of KELT-6 c around its host star KELT-6)


  • The Star KELT-6 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.303 AU ( 194929557.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.801 AU ( 269443589.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.745 AU ( 410572403.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.039 AU ( 604175277.3 km)
  • Radiation at Planetary Boundary of KELT-6 c : 776.69 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KELT-6)



  • Kopparapu Recent Venus for Star KELT-6 distance : 1.311 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star KELT-6 distance : 1.660 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KELT-6 distance : 1.603 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star KELT-6 distance : 1.757 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star KELT-6 distance : 2.898 AU
  • Kopparapu Outer Boundary for Early Mars for Star KELT-6 distance : 3.057 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KELT-6)



  • Original Kopparapu Recent Venus for Star KELT-6 distance : 1.326 AU
  • Original Kopparapu Runaway Greenhouse for Star KELT-6 distance : 1.703 AU
  • Original Kopparapu Moist Greenhouse for Star KELT-6 distance : 1.755 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KELT-6 distance : 2.951 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KELT-6 distance : 3.068 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KELT-6)



    (Position in Stellar Map of star KELT-6 and its Exoplanet KELT-6 c)



    (Zoomed position in Stellar Map of star KELT-6 and its Exoplanet KELT-6 c (zoom level 3))

    (Synthetic Spectrum of star KELT-6*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102