Kepler-1240

Display orbital revolution around the star Kepler-1240
Imaginary Picture of Star Kepler-1240
Star Name : Kepler-1240
Alternate Name : "2MASS J18515993+4033268, KIC 5339567, KOI-2440, WISE J185159.94+403326.7"
Star Distance (LY/pc): 2002.5978 (LY) 614.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9600 (Rsun, estimated)
Stellar Mass (Msun): 0.9800 (Msun/observed) 0.9800 (Msun/estimated)
Spectral type : G4
Metalicity : 0.0400
Absolute Magnitude : 3.82
Apparent Magnitude : 12.76
Right Ascension(RA) : 282.99971
Declination(DEC) : 40.55745
  • This is the Kepler-1240 . The star Kepler-1240 islocated about 2002.6 light-years (614.0 pc) away from our Solar System.
  • The star Kepler-1240 has apparent magnitude of 12.8, with absolute magnitude of 3.8.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5682 with its spectral types of G4
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-1240 b radius 0.103000 mass 0.005159 orbital distance 0.000000
    (Illustration of the Kepler-1240's Planetary System)



    The Star Kepler-1240 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.671 AU ( 100445805.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.928 AU ( 138842352.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.414 AU ( 211565019.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.081 AU ( 311327193.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1240)



    Kopparapu's Recent Venus for Star Kepler-1240 distance : 0.700 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-1240 distance : 0.886 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1240 distance : 0.856 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-1240 distance : 0.939 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-1240 distance : 1.569 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-1240 distance : 1.655 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1240)



  • Original Kopparapu Recent Venus for Star Kepler-1240 distance : 0.700 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1240 distance : 0.911 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1240 distance : 0.926 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1240 distance : 1.597 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1240 distance : 1.661 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1240)



    (Position in Stellar Map of star Kepler-1240 )



    (Zoomed position in Stellar Map of star Kepler-1240 (zoom level 3))

    (Synthetic Spectrum of star Kepler-336*)
    *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