K2-54

Display orbital revolution around the star K2-54
Imaginary Picture of Star K2-54
Star Name : K2-54
Alternate Name : "2MASS J22321299-1732384, EPIC 205916793"
Star Distance (LY/pc): 568.4834 (LY) 174.2980 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.3800 (Rsun, estimated)
Stellar Mass (Msun): 0.4200 (Msun/observed) 0.4200 (Msun/estimated)
Spectral type : M0
Metalicity : 0.0000
Absolute Magnitude : 5.64
Apparent Magnitude : 11.85
Right Ascension(RA) : 338.05420
Declination(DEC) : -17.54399
  • This is the K2-54 . The star K2-54 islocated about 568.5 light-years (174.3 pc) away from our Solar System.
  • The star K2-54 has apparent magnitude of 11.8, with absolute magnitude of 5.6.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3798 with its spectral types of M0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-54 b radius 0.103000 mass 0.005159 orbital distance 0.067100
    (Illustration of the K2-54's Planetary System)



    The Star K2-54 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.119 AU ( 17764444.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.164 AU ( 24555104.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.250 AU ( 37416545.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.368 AU ( 55060085.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-54)



    Kopparapu's Recent Venus for Star K2-54 distance : 0.134 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-54 distance : 0.169 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-54 distance : 0.163 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-54 distance : 0.179 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-54 distance : 0.324 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-54 distance : 0.342 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-54)



  • Original Kopparapu Recent Venus for Star K2-54 distance : 0.132 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-54 distance : 0.175 AU
  • Original Kopparapu Moist Greenhouse for Star K2-54 distance : 0.175 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-54 distance : 0.329 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-54 distance : 0.342 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-54)



    (Position in Stellar Map of star K2-54 )



    (Zoomed position in Stellar Map of star K2-54 (zoom level 3))

    (Synthetic Spectrum of star Kepler-870*)
    *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