Kepler-831

Display orbital revolution around the star Kepler-831
Imaginary Picture of Star Kepler-831
Star Name : Kepler-831
Alternate Name : "2MASS J19395651+4243396, KIC 7211221, KOI-1379, WISE J193956.52+424339.8"
Star Distance (LY/pc): 1881.9201 (LY) 577.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9700 (Rsun, estimated)
Stellar Mass (Msun): 0.9900 (Msun/observed) 0.9900 (Msun/estimated)
Spectral type : G3
Metalicity : 0.0200
Absolute Magnitude : 3.73
Apparent Magnitude : 12.54
Right Ascension(RA) : 294.98549
Declination(DEC) : 42.72767
  • This is the Kepler-831 . The star Kepler-831 islocated about 1881.9 light-years (577.0 pc) away from our Solar System.
  • The star Kepler-831 has apparent magnitude of 12.5, with absolute magnitude of 3.7.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5732 with its spectral types of G3
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-831 b radius 0.113000 mass 0.007217 orbital distance 0.000000
    (Illustration of the Kepler-831's Planetary System)



    The Star Kepler-831 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.690 AU ( 103286178.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.954 AU ( 142768490.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.454 AU ( 217547585.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.140 AU ( 320130802.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-831)



    Kopparapu's Recent Venus for Star Kepler-831 distance : 0.718 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-831 distance : 0.909 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-831 distance : 0.878 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-831 distance : 0.962 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-831 distance : 1.607 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-831 distance : 1.695 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-831)



  • Original Kopparapu Recent Venus for Star Kepler-831 distance : 0.718 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-831 distance : 0.934 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-831 distance : 0.950 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-831 distance : 1.635 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-831 distance : 1.700 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-831)



    (Position in Stellar Map of star Kepler-831 )



    (Zoomed position in Stellar Map of star Kepler-831 (zoom level 3))

    (Synthetic Spectrum of star Kepler-180*)
    *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