Imaginary Picture of Kepler-347 c

Display orbital revolution of Kepler-347 c around the hoststar Kepler-347
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Exoplanet Name : Kepler-347 c
Alternate Name : "2MASS J19164790+4918205 c, K01992.02, KIC 11450414 c, KOI-1992 c, KOI-1992.02, WISE J191647.89+491820.4 c"
Status : Confirmed
Radius (Rjup / Re): 0.1560 (Rjup) 1.7486 (Rearth)
Mass (Mjup / Me): 0.0140 (Mjup) 4.4363 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1830 (AU) 0.1830 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0748
Orbital Period(Observed/Estimated) 27.32 (Days Obs.) 28.04 (Days Est.)
Surface Gravity (G Earth) 1.4509
Star Radiation at Atmospheric Boundary: 84677.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 761.4 (K)
Blackbody T 0.3(K) 715.0 (K)
Blackbody T 0.7(K) 578.5 (K)
Tidally Locked Blackbody T 0.1(K) 905.4 (K)
Tidally Locked Blackbody T 0.3(K) 850.3 (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-347
Alternate Name : "2MASS J19164790+4918205, KIC 11450414, KOI-1992, WISE J191647.89+491820.4"
Star Distance(LY) : 4235.9
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5704 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.1
Absolute Magnitude: 2.8
Apparent Magnitude: 13.4
Right Ascension(RA) 289.1996
Declination (DEC) 49.3057
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-347+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-347%20c/
Kepler-347 c
Kepler-347 c

  • Kepler-347 c is an exoplanet orbiting the star Kepler-347, located about 4235.9 light-years (1298.7 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-347 has apparent magnitude of 13.4, with absolute magnitude of 2.8.
  • It is 1.0 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 5704 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-347 c orbits around the star Kepler-347 every 27.3 days with its orbital distance of 0.18 AU ( 27376410.3 km)
  • (Projected orbit of Kepler-347 c around its host star Kepler-347)


  • The Star Kepler-347 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.042 AU ( 155844536.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.440 AU ( 215417875.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.194 AU ( 328249170.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.229 AU ( 483033034.5 km)
  • Radiation at Planetary Boundary of Kepler-347 c : 84677.80 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-347)



  • Kopparapu Recent Venus for Star Kepler-347 distance : 1.085 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-347 distance : 1.373 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-347 distance : 1.326 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-347 distance : 1.454 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-347 distance : 2.430 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-347 distance : 2.563 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-347)



  • Original Kopparapu Recent Venus for Star Kepler-347 distance : 1.084 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-347 distance : 1.412 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-347 distance : 1.435 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-347 distance : 2.473 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-347 distance : 2.571 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-347)



    (Position in Stellar Map of star Kepler-347 and its Exoplanet Kepler-347 c)



    (Zoomed position in Stellar Map of star Kepler-347 and its Exoplanet Kepler-347 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-347*)
    *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