Kepler-676

Display orbital revolution around the star Kepler-676
Imaginary Picture of Star Kepler-676
Star Name : Kepler-676
Alternate Name : "2MASS J19445327+5017139, KIC 11923270, KOI-781, WISE J194453.27+501714.3"
Star Distance (LY/pc): 792.5591 (LY) 243.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4900 (Rsun, estimated)
Stellar Mass (Msun): 0.5100 (Msun/observed) 0.5100 (Msun/estimated)
Spectral type : M2
Metalicity : -0.0200
Absolute Magnitude : 6.55
Apparent Magnitude : 13.47
Right Ascension(RA) : 296.22197
Declination(DEC) : 50.28724
  • This is the Kepler-676 . The star Kepler-676 islocated about 792.6 light-years (243.0 pc) away from our Solar System.
  • The star Kepler-676 has apparent magnitude of 13.5, with absolute magnitude of 6.5.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3701 with its spectral types of M2
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-676 b radius 0.271000 mass 0.023320 orbital distance 0.000000
    (Illustration of the Kepler-676's Planetary System)



    The Star Kepler-676 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.145 AU ( 21751657.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.201 AU ( 30066475.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.306 AU ( 45814655.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.451 AU ( 67418271.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-676)



    Kopparapu's Recent Venus for Star Kepler-676 distance : 0.164 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-676 distance : 0.207 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-676 distance : 0.200 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-676 distance : 0.219 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-676 distance : 0.399 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-676 distance : 0.421 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-676)



  • Original Kopparapu Recent Venus for Star Kepler-676 distance : 0.162 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-676 distance : 0.215 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-676 distance : 0.215 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-676 distance : 0.406 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-676 distance : 0.422 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-676)



    (Position in Stellar Map of star Kepler-676 )



    (Zoomed position in Stellar Map of star Kepler-676 (zoom level 3))

    (Synthetic Spectrum of star Kepler-122*)
    *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