Imaginary Picture of Kepler-202 c

Display orbital revolution of Kepler-202 c around the hoststar Kepler-202
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Exoplanet Name : Kepler-202 c
Alternate Name : "2MASS J18515362+4119192 c, K00657.02, KIC 6020753 c, KOI-657 c, KOI-657.02, WISE J185153.62+411918.7 c"
Status : Confirmed
Radius (Rjup / Re): 0.1650 (Rjup) 1.8495 (Rearth)
Mass (Mjup / Me): 0.0147 (Mjup) 4.6738 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1130 (AU) 0.1130 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0446
Orbital Period(Observed/Estimated) 16.28 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.3664
Star Radiation at Atmospheric Boundary: 23376.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 551.9 (K)
Blackbody T 0.3(K) 518.3 (K)
Blackbody T 0.7(K) 419.3 (K)
Tidally Locked Blackbody T 0.1(K) 656.3 (K)
Tidally Locked Blackbody T 0.3(K) 616.3 (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-202
Alternate Name : "2MASS J18515362+4119192, KIC 6020753, KOI-657, WISE J185153.62+411918.7"
Star Distance(LY) : 929.7
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.0 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4762 (K)
Spectral type : K4
UV portion[%]: 2.1
Visible portion[%]: 33.7
IR portion[%]: 64.2
Metalicity : 0.0
Absolute Magnitude: 5.0
Apparent Magnitude: 12.3
Right Ascension(RA) 282.9734
Declination (DEC) 41.3220
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-202+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-202%20c/
Kepler-202 c
Kepler-202 c

  • Kepler-202 c is an exoplanet orbiting the star Kepler-202, located about 929.7 light-years (285.0 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-202 has apparent magnitude of 12.3, with absolute magnitude of 5.0.
  • In this planetary system, the extrasolar planet Kepler-202 c orbits around the star Kepler-202 every 16.3 days with its orbital distance of 0.11 AU ( 16904559.4 km)
  • (Projected orbit of Kepler-202 c around its host star Kepler-202)


  • The Star Kepler-202 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.338 AU ( 50562126.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.467 AU ( 69890072.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.712 AU ( 106497004.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.048 AU ( 156715006.7 km)
  • Radiation at Planetary Boundary of Kepler-202 c : 23376.65 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-202)



  • Kopparapu Recent Venus for Star Kepler-202 distance : 0.370 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-202 distance : 0.468 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-202 distance : 0.452 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-202 distance : 0.496 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-202 distance : 0.856 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-202 distance : 0.903 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-202)



  • Original Kopparapu Recent Venus for Star Kepler-202 distance : 0.365 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-202 distance : 0.483 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-202 distance : 0.483 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-202 distance : 0.871 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-202 distance : 0.905 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-202)



    (Position in Stellar Map of star Kepler-202 and its Exoplanet Kepler-202 c)



    (Zoomed position in Stellar Map of star Kepler-202 and its Exoplanet Kepler-202 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-202*)
    *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