K2-250

Display orbital revolution around the star K2-250
Imaginary Picture of Star K2-250
Star Name : K2-250
Alternate Name : "2MASS J12200763-0858328, EPIC 228748826, WISE J122007.58-085832.6"
Star Distance (LY/pc): 1341.0468 (LY) 411.1673 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8100 (Rsun, estimated)
Stellar Mass (Msun): 0.8000 (Msun/observed) 0.8000 (Msun/estimated)
Spectral type : K1
Metalicity : -0.0900
Absolute Magnitude : 4.47
Apparent Magnitude : 12.54
Right Ascension(RA) : 185.03177
Declination(DEC) : -8.97579
  • This is the K2-250 . The star K2-250 islocated about 1341.0 light-years (411.2 pc) away from our Solar System.
  • The star K2-250 has apparent magnitude of 12.5, with absolute magnitude of 4.5.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5172 with its spectral types of K1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-250 b radius 0.218000 mass 0.019047 orbital distance 0.045900
    (Illustration of the K2-250's Planetary System)



    The Star K2-250 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.469 AU ( 70219893.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.649 AU ( 97062242.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.989 AU ( 147901378.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.455 AU ( 217643357.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-250)



    Kopparapu's Recent Venus for Star K2-250 distance : 0.503 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-250 distance : 0.637 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-250 distance : 0.616 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-250 distance : 0.675 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-250 distance : 1.148 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-250 distance : 1.211 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-250)



  • Original Kopparapu Recent Venus for Star K2-250 distance : 0.499 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-250 distance : 0.656 AU
  • Original Kopparapu Moist Greenhouse for Star K2-250 distance : 0.660 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-250 distance : 1.167 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-250 distance : 1.214 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-250)



    (Position in Stellar Map of star K2-250 )



    (Zoomed position in Stellar Map of star K2-250 (zoom level 3))

    (Synthetic Spectrum of star Kepler-919*)
    *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