K2-317

Display orbital revolution around the star K2-317
Imaginary Picture of Star K2-317
Star Name : K2-317
Alternate Name : "2MASS J15142858-2101212, EPIC 249557502, TIC 70412892, WISE J151428.54-210121.6"
Star Distance (LY/pc): 577.5570 (LY) 177.0800 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.3800 (Rsun, estimated)
Stellar Mass (Msun): 0.4000 (Msun/observed) 0.4000 (Msun/estimated)
Spectral type : M5
Metalicity : 0.0000
Absolute Magnitude : 7.69
Apparent Magnitude : 13.93
Right Ascension(RA) : 228.61928
Declination(DEC) : -21.02272
  • This is the K2-317 . The star K2-317 islocated about 577.6 light-years (177.1 pc) away from our Solar System.
  • The star K2-317 has apparent magnitude of 13.9, with absolute magnitude of 7.7.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3387 with its spectral types of M5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-317 b radius 0.261000 mass 0.022519 orbital distance 0.054200
    (Illustration of the K2-317's Planetary System)



    The Star K2-317 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.094 AU ( 14127720.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.131 AU ( 19528202.1 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.199 AU ( 29756658.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.293 AU ( 43788226.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-317)



    Kopparapu's Recent Venus for Star K2-317 distance : 0.107 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-317 distance : 0.135 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-317 distance : 0.131 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-317 distance : 0.143 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-317 distance : 0.265 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-317 distance : 0.279 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-317)



  • Original Kopparapu Recent Venus for Star K2-317 distance : 0.106 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-317 distance : 0.140 AU
  • Original Kopparapu Moist Greenhouse for Star K2-317 distance : 0.140 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-317 distance : 0.269 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-317 distance : 0.280 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-317)



    (Position in Stellar Map of star K2-317 )



    (Zoomed position in Stellar Map of star K2-317 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1002*)
    *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