Kepler-639

Display orbital revolution around the star Kepler-639
Imaginary Picture of Star Kepler-639
Star Name : Kepler-639
Alternate Name : "2MASS J19284485+4143373, KIC 6365156, KOI-662, WISE J192844.84+414337.1"
Star Distance (LY/pc): 2217.8608 (LY) 680.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2900 (Rsun, estimated)
Stellar Mass (Msun): 1.1400 (Msun/observed) 1.1400 (Msun/estimated)
Spectral type : G1
Metalicity : 0.2300
Absolute Magnitude : 3.05
Apparent Magnitude : 12.21
Right Ascension(RA) : 292.18689
Declination(DEC) : 41.72704
  • This is the Kepler-639 . The star Kepler-639 islocated about 2217.9 light-years (680.0 pc) away from our Solar System.
  • The star Kepler-639 has apparent magnitude of 12.2, with absolute magnitude of 3.0.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5896 with its spectral types of G1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-639 b radius 0.212000 mass 0.018559 orbital distance 0.000000
    (Illustration of the Kepler-639's Planetary System)



    The Star Kepler-639 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.971 AU ( 145332509.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.343 AU ( 200887507.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.046 AU ( 306108105.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.011 AU ( 450451487.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-639)



    Kopparapu's Recent Venus for Star Kepler-639 distance : 1.000 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-639 distance : 1.266 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-639 distance : 1.223 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-639 distance : 1.340 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-639 distance : 2.229 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-639 distance : 2.351 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-639)



  • Original Kopparapu Recent Venus for Star Kepler-639 distance : 1.003 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-639 distance : 1.300 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-639 distance : 1.328 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-639 distance : 2.268 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-639 distance : 2.359 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-639)



    (Position in Stellar Map of star Kepler-639 )



    (Zoomed position in Stellar Map of star Kepler-639 (zoom level 3))

    (Synthetic Spectrum of star Kepler-148*)
    *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