K2-25

Display orbital revolution around the star K2-25
Imaginary Picture of Star K2-25
Star Name : K2-25
Alternate Name : "2MASS J04130560+1514520, EPIC 210490365, WISE J041305.70+151451.7"
Star Distance (LY/pc): 146.8028 (LY) 45.0100 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2900 (Rsun, estimated)
Stellar Mass (Msun): 0.2900 (Msun/observed) 0.2900 (Msun/estimated)
Spectral type : M4.5
Metalicity : 0.1500
Absolute Magnitude : 12.61
Apparent Magnitude : 15.88
Right Ascension(RA) : 63.27343
Declination(DEC) : 15.24776
  • This is the K2-25 . The star K2-25 islocated about 146.8 light-years (45.0 pc) away from our Solar System.
  • The star K2-25 has apparent magnitude of 15.9, with absolute magnitude of 12.6.
  • It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3180 with its spectral types of M4.5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-25 b radius 0.306000 mass 0.077100 orbital distance 0.000000
    (Illustration of the K2-25's Planetary System)



    The Star K2-25 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.064 AU ( 9504085.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.088 AU ( 13137130.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.134 AU ( 20018079.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.197 AU ( 29457480.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-25)



    Kopparapu's Recent Venus for Star K2-25 distance : 0.072 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-25 distance : 0.091 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-25 distance : 0.088 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-25 distance : 0.096 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-25 distance : 0.180 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-25 distance : 0.190 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-25)



  • Original Kopparapu Recent Venus for Star K2-25 distance : 0.072 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-25 distance : 0.094 AU
  • Original Kopparapu Moist Greenhouse for Star K2-25 distance : 0.095 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-25 distance : 0.183 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-25 distance : 0.190 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-25)



    (Position in Stellar Map of star K2-25 )



    (Zoomed position in Stellar Map of star K2-25 (zoom level 3))

    (Synthetic Spectrum of star Kepler-770*)
    *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