Imaginary Picture of Kepler-501 c

Display orbital revolution of Kepler-501 c around the hoststar Kepler-501
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Exoplanet Name : Kepler-501 c
Alternate Name : "KOI-239 c, KOI-239.02"
Status : Confirmed
Radius (Rjup / Re): 0.1500 (Rjup) 1.6811 (Rearth)
Mass (Mjup / Me): 0.0135 (Mjup) 4.2768 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0467 (AU) 0.0467 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0099
Orbital Period(Observed/Estimated) 3.62 (Days Obs.) 3.63 (Days Est.)
Surface Gravity (G Earth) 1.5133
Star Radiation at Atmospheric Boundary: 738963.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1308.6 (K)
Blackbody T 0.3(K) 1228.9 (K)
Blackbody T 0.7(K) 994.3 (K)
Tidally Locked Blackbody T 0.1(K) 1556.2 (K)
Tidally Locked Blackbody T 0.3(K) 1461.4 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-501
Alternate Name : "2MASS J19484837+4143487, KIC 6383785, KOI-239"
Star Distance(LY) : 3405.1
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 3.3 (GY)
Temperature : 5904 (K)
Spectral type : G1
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : -0.0
Absolute Magnitude: 3.6
Apparent Magnitude: 13.7
Right Ascension(RA) 297.2016
Declination (DEC) 41.7302
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
Kepler-501 c
Kepler-501 c

  • Kepler-501 c is an exoplanet orbiting the star Kepler-501, located about 3405.1 light-years (1044.0 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star Kepler-501 has apparent magnitude of 13.7, with absolute magnitude of 3.6.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5904 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-501 c orbits around the star Kepler-501 every 3.6 days with its orbital distance of 0.05 AU ( 6986220.6 km)
  • (Projected orbit of Kepler-501 c around its host star Kepler-501)


  • The Star Kepler-501 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.785 AU ( 117485467.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.086 AU ( 162395618.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.654 AU ( 247454984.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.434 AU ( 364140850.5 km)
  • Radiation at Planetary Boundary of Kepler-501 c : 738963.73 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-501)



  • Kopparapu Recent Venus for Star Kepler-501 distance : 0.808 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-501 distance : 1.023 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-501 distance : 0.988 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-501 distance : 1.083 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-501 distance : 1.801 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-501 distance : 1.899 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-501)



  • Original Kopparapu Recent Venus for Star Kepler-501 distance : 0.811 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-501 distance : 1.051 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-501 distance : 1.073 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-501 distance : 1.832 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-501 distance : 1.906 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-501)



    (Position in Stellar Map of star Kepler-501 and its Exoplanet Kepler-501 c)



    (Zoomed position in Stellar Map of star Kepler-501 and its Exoplanet Kepler-501 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-501*)
    *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