Imaginary Picture of Kepler-147 b

Display orbital revolution of Kepler-147 b around the hoststar Kepler-147
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Exoplanet Name : Kepler-147 b
Alternate Name : "2MASS J19115418+3905138 b, K00392.02, KIC 3942670 b, KOI-392 b, KOI-392.02, WISE J191154.17+390513.8 b"
Radius (Rjup / Re): 0.1360 (Rjup) 1.5244 (Rearth)
Mass (Mjup / Me): 0.0142 (Mjup) 4.5162 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1130 (AU) 0.1130 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0345
Orbital Period(Observed/Estimated) 12.61 (Days Obs.) 13.81 (Days Est.)
Surface Gravity (G Earth) 1.9434
Star Radiation at Atmospheric Boundary: 289688.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1035.4 (K)
Blackbody T 0.3(K) 972.4 (K)
Blackbody T 0.7(K) 786.8 (K)
Tidally Locked Blackbody T 0.1(K) 1231.4 (K)
Tidally Locked Blackbody T 0.3(K) 1156.4 (K)
Size Class: super-Earth-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-147
Alternate Name : "2MASS J19115418+3905138, KIC 3942670, KOI-392, WISE J191154.17+390513.8"
Star Distance(LY) : 3399.6
Stellar Radius(Rsun) : 1.6 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5943 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 2.7
Apparent Magnitude: 12.8
Right Ascension(RA) 287.9758
Declination (DEC) 39.0872
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-147+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-147%20b/
Kepler-147 b
Kepler-147 b

  • Kepler-147 b is an exoplanet orbiting the star Kepler-147, located about 3399.6 light-years (1042.3 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-147 has apparent magnitude of 12.8, with absolute magnitude of 2.7.
  • It is 1.0 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5943 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-147 b orbits around the star Kepler-147 every 12.6 days with its orbital distance of 0.11 AU ( 16904559.4 km)
  • (Projected orbit of Kepler-147 b around its host star Kepler-147)


  • The Star Kepler-147 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.190 AU ( 177991788.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.645 AU ( 246031166.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.506 AU ( 374897050.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.688 AU ( 551677433.2 km)
  • Radiation at Planetary Boundary of Kepler-147 b : 289688.75 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-147)



  • Kopparapu Recent Venus for Star Kepler-147 distance : 1.221 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-147 distance : 1.546 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-147 distance : 1.493 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-147 distance : 1.637 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-147 distance : 2.719 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-147 distance : 2.868 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-147)



  • Original Kopparapu Recent Venus for Star Kepler-147 distance : 1.227 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-147 distance : 1.588 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-147 distance : 1.623 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-147 distance : 2.767 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-147 distance : 2.878 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-147)



    (Position in Stellar Map of star Kepler-147 and its Exoplanet Kepler-147 b)



    (Zoomed position in Stellar Map of star Kepler-147 and its Exoplanet Kepler-147 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-147*)
    *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