K2-401

Display orbital revolution around the star K2-401
Imaginary Picture of Star K2-401
Star Name : K2-401
Alternate Name : EPIC 248527514
Star Distance (LY/pc): 654.6832 (LY) 200.7270 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.6800 (Rsun, estimated)
Stellar Mass (Msun): 0.6760 (Msun/observed) 0.6760 (Msun/estimated)
Spectral type : K7V
Metalicity : -0.0980
Absolute Magnitude : 7.69
Apparent Magnitude : 14.20
Right Ascension(RA) : 154.98750
Declination(DEC) : 3.95516
  • This is the K2-401 . The star K2-401 islocated about 654.7 light-years (200.7 pc) away from our Solar System.
  • The star K2-401 has apparent magnitude of 14.2, with absolute magnitude of 7.7.
  • It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4328 with its spectral types of K7V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-401 b radius 0.201800 mass 0.018340 orbital distance 0.058570
    (Illustration of the K2-401's Planetary System)



    The Star K2-401 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.276 AU ( 41280175.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.381 AU ( 57059989.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.581 AU ( 86946796.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.855 AU ( 127946020.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-401)



    Kopparapu's Recent Venus for Star K2-401 distance : 0.306 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-401 distance : 0.388 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-401 distance : 0.375 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-401 distance : 0.411 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-401 distance : 0.725 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-401 distance : 0.764 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-401)



  • Original Kopparapu Recent Venus for Star K2-401 distance : 0.302 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-401 distance : 0.401 AU
  • Original Kopparapu Moist Greenhouse for Star K2-401 distance : 0.400 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-401 distance : 0.736 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-401 distance : 0.766 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-401)



    (Position in Stellar Map of star K2-401 )



    (Zoomed position in Stellar Map of star K2-401 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1171*)
    *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