K2-387

Display orbital revolution around the star K2-387
Imaginary Picture of Star K2-387
Star Name : K2-387
Alternate Name : EPIC 220696233
Star Distance (LY/pc): 868.6121 (LY) 266.3180 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.5850 (Rsun, estimated)
Stellar Mass (Msun): 0.5700 (Msun/observed) 0.5700 (Msun/estimated)
Spectral type : M0V
Metalicity : 0.1260
Absolute Magnitude : 9.09
Apparent Magnitude : 16.22
Right Ascension(RA) : 19.44183
Declination(DEC) : 11.36849
  • This is the K2-387 . The star K2-387 islocated about 868.6 light-years (266.3 pc) away from our Solar System.
  • The star K2-387 has apparent magnitude of 16.2, with absolute magnitude of 9.1.
  • It is 0.6 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3572 with its spectral types of M0V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-387 b radius 0.653230 mass 0.143030 orbital distance 0.152300
    (Illustration of the K2-387's Planetary System)



    The Star K2-387 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.162 AU ( 24190056.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.224 AU ( 33436979.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.341 AU ( 50950557.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.501 AU ( 74975976.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-387)



    Kopparapu's Recent Venus for Star K2-387 distance : 0.183 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-387 distance : 0.231 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-387 distance : 0.223 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-387 distance : 0.244 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-387 distance : 0.448 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-387 distance : 0.472 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-387)



  • Original Kopparapu Recent Venus for Star K2-387 distance : 0.181 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-387 distance : 0.239 AU
  • Original Kopparapu Moist Greenhouse for Star K2-387 distance : 0.239 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-387 distance : 0.455 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-387 distance : 0.473 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-387)



    (Position in Stellar Map of star K2-387 )



    (Zoomed position in Stellar Map of star K2-387 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1158*)
    *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