K2-199

Display orbital revolution around the star K2-199
Imaginary Picture of Star K2-199
Star Name : K2-199
Alternate Name : "2MASS J13553641-0608100, EPIC 212779596, WISE J135536.36-060809.9"
Star Distance (LY/pc): 352.1506 (LY) 107.9700 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.6800 (Rsun, estimated)
Stellar Mass (Msun): 0.7300 (Msun/observed) 0.7300 (Msun/estimated)
Spectral type : K4
Metalicity : -0.1100
Absolute Magnitude : 5.11
Apparent Magnitude : 10.28
Right Ascension(RA) : 208.90170
Declination(DEC) : -6.13614
  • This is the K2-199 . The star K2-199 islocated about 352.2 light-years (108.0 pc) away from our Solar System.
  • The star K2-199 has apparent magnitude of 10.3, with absolute magnitude of 5.1.
  • It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4648 with its spectral types of K4
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet K2-199 b radius 0.154300 mass 0.021700 orbital distance 0.038200
  • Name of the 2 Planet K2-199 c radius 0.254300 mass 0.039000 orbital distance 0.066200
    (Illustration of the K2-199's Planetary System)



    The Star K2-199 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.318 AU ( 47610118.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.440 AU ( 65809626.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.670 AU ( 100279306.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.986 AU ( 147565392.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-199)



    Kopparapu's Recent Venus for Star K2-199 distance : 0.350 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-199 distance : 0.443 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-199 distance : 0.427 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-199 distance : 0.469 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-199 distance : 0.814 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-199 distance : 0.859 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-199)



  • Original Kopparapu Recent Venus for Star K2-199 distance : 0.345 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-199 distance : 0.457 AU
  • Original Kopparapu Moist Greenhouse for Star K2-199 distance : 0.457 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-199 distance : 0.828 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-199 distance : 0.861 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-199)



    (Position in Stellar Map of star K2-199 )



    (Zoomed position in Stellar Map of star K2-199 (zoom level 3))

    (Synthetic Spectrum of star Kepler-990*)
    *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