Imaginary Picture of Kepler-207 d
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Exoplanet Name : Kepler-207 d
Alternate Name :
Radius (Rjup / Re): 0.2950 (Rjup) 3.3067 (Rearth)
Mass (Mjup / Me): 0.0252 (Mjup) 8.0231 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0680 (AU) 0.0680 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0161
Orbital Period(Observed/Estimated) 5.87 (Days Obs.) 7.53 (Days Est.)
Star Radiation at Atmospheric Boundary: 823508.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1344.5 (K)
Blackbody T 0.3(K) 1262.6 (K)
Blackbody T 0.7(K) 1021.6 (K)
Tidally Locked Blackbody T 0.1(K) 1598.9 (K)
Tidally Locked Blackbody T 0.3(K) 1501.5 (K)
Size Class: Neptune-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-207
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 1.6 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5920 (K)
Spectral type : G1
Metalicity : -0.0
Absolute Magnitude: 25.0
Apparent Magnitude: 12.1
Right Ascension(RA) 290.0305
Declination (DEC) 42.1660
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK 0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-207%20d/
Kepler-207 d
Kepler-207 d

  • Kepler-207 d is an exoplanet orbiting the star Kepler-207. Its discovery was publicly announced on 2014.
  • The host star Kepler-207 has apparent magnitude of 12.1, with absolute magnitude of 25.0.
  • It is 0.7 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5920 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-207 d orbits around the star Kepler-207 every 5.9 days with its orbital distance of 0.07 AU ( 10172655.2 km)
  • (Projected orbit of Kepler-207 d around its host star Kepler-207)


  • The Star Kepler-207 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.207 AU ( 180592059.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.669 AU ( 249625420.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.543 AU ( 380373898.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.742 AU ( 559736854.7 km)
  • Radiation at Planetary Boundary of Kepler-207 d : 823508.45 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-207)



  • Kopparapu Recent Venus for Star Kepler-207 distance : 1.240 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-207 distance : 1.571 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-207 distance : 1.517 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-207 distance : 1.663 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-207 distance : 2.764 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-207 distance : 2.915 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-207)



  • Original Kopparapu Recent Venus for Star Kepler-207 distance : 1.246 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-207 distance : 1.613 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-207 distance : 1.648 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-207 distance : 2.813 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-207 distance : 2.925 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-207)



    (Position in Stellar Map of star Kepler-207 and its Exoplanet Kepler-207 d)



    (Zoomed position in Stellar Map of star Kepler-207 and its Exoplanet Kepler-207 d (zoom level 3))