Kepler-668

Display orbital revolution around the star Kepler-668
Imaginary Picture of Star Kepler-668
Star Name : Kepler-668
Alternate Name : "2MASS J19015982+4916384, KIC 11391957, KOI-765, WISE J190159.82+491638.2"
Star Distance (LY/pc): 2860.3881 (LY) 877.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8200 (Rsun, estimated)
Stellar Mass (Msun): 0.8700 (Msun/observed) 0.8700 (Msun/estimated)
Spectral type : G7
Metalicity : -0.0600
Absolute Magnitude : 4.28
Apparent Magnitude : 14.00
Right Ascension(RA) : 285.49925
Declination(DEC) : 49.27735
  • This is the Kepler-668 . The star Kepler-668 islocated about 2860.4 light-years (877.0 pc) away from our Solar System.
  • The star Kepler-668 has apparent magnitude of 14.0, with absolute magnitude of 4.3.
  • It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5352 with its spectral types of G7
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-668 b radius 0.241000 mass 0.020910 orbital distance 0.000000
    (Illustration of the Kepler-668's Planetary System)



    The Star Kepler-668 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.509 AU ( 76120945.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.703 AU ( 105219039.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.072 AU ( 160330531.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.577 AU ( 235933400.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-668)



    Kopparapu's Recent Venus for Star Kepler-668 distance : 0.541 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-668 distance : 0.684 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-668 distance : 0.661 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-668 distance : 0.725 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-668 distance : 1.224 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-668 distance : 1.292 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-668)



  • Original Kopparapu Recent Venus for Star Kepler-668 distance : 0.537 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-668 distance : 0.704 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-668 distance : 0.711 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-668 distance : 1.245 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-668 distance : 1.295 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-668)



    (Position in Stellar Map of star Kepler-668 )



    (Zoomed position in Stellar Map of star Kepler-668 (zoom level 3))

    (Synthetic Spectrum of star Kepler-140*)
    *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