Kepler-681

Display orbital revolution around the star Kepler-681
Imaginary Picture of Star Kepler-681
Star Name : Kepler-681
Alternate Name : "2MASS J19173593+5115011, KIC 12404086, KOI-788"
Star Distance (LY/pc): 2172.1990 (LY) 666.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7600 (Rsun, estimated)
Stellar Mass (Msun): 0.8000 (Msun/observed) 0.8000 (Msun/estimated)
Spectral type : K2
Metalicity : -0.0400
Absolute Magnitude : 4.64
Apparent Magnitude : 13.76
Right Ascension(RA) : 289.39972
Declination(DEC) : 51.25032
  • This is the Kepler-681 . The star Kepler-681 islocated about 2172.2 light-years (666.0 pc) away from our Solar System.
  • The star Kepler-681 has apparent magnitude of 13.8, with absolute magnitude of 4.6.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5021 with its spectral types of K2
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-681 b radius 0.275000 mass 0.023640 orbital distance 0.000000
    (Illustration of the Kepler-681's Planetary System)



    The Star Kepler-681 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.415 AU ( 62094358.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.574 AU ( 85830631.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.874 AU ( 130786887.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.287 AU ( 192458634.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-681)



    Kopparapu's Recent Venus for Star Kepler-681 distance : 0.449 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-681 distance : 0.568 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-681 distance : 0.549 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-681 distance : 0.602 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-681 distance : 1.029 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-681 distance : 1.085 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-681)



  • Original Kopparapu Recent Venus for Star Kepler-681 distance : 0.444 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-681 distance : 0.585 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-681 distance : 0.587 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-681 distance : 1.046 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-681 distance : 1.088 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-681)



    (Position in Stellar Map of star Kepler-681 )



    (Zoomed position in Stellar Map of star Kepler-681 (zoom level 3))

    (Synthetic Spectrum of star Kepler-163*)
    *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