K2-39

Display orbital revolution around the star K2-39
Imaginary Picture of Star K2-39
Star Name : K2-39
Alternate Name : "2MASS J22332842-0901219, EPIC 206247743, TYC 5811-835-1, WISE J223328.38-090122.4"
Star Distance (LY/pc): 1007.8052 (LY) 308.9948 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 2.9700 (Rsun, estimated)
Stellar Mass (Msun): 0.6600 (Msun/observed) 0.6600 (Msun/estimated)
Spectral type : K2
Metalicity : 0.3200
Absolute Magnitude : 3.38
Apparent Magnitude : 10.83
Right Ascension(RA) : 338.36839
Declination(DEC) : -9.02277
  • This is the K2-39 . The star K2-39 islocated about 1007.8 light-years (309.0 pc) away from our Solar System.
  • The star K2-39 has apparent magnitude of 10.8, with absolute magnitude of 3.4.
  • It is 0.7 times more massive and 3.0 times bigger compared with our Sun. The surface temperature is 4881 with its spectral types of K2
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-39 b radius 0.560000 mass 0.090000 orbital distance 0.062000
    (Illustration of the K2-39's Planetary System)



    The Star K2-39 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.533 AU ( 229314848.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.119 AU ( 316973047.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.229 AU ( 482996779.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.751 AU ( 710750919.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-39)



    Kopparapu's Recent Venus for Star K2-39 distance : 1.667 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-39 distance : 2.111 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-39 distance : 2.039 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-39 distance : 2.236 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-39 distance : 3.845 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-39 distance : 4.056 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-39)



  • Original Kopparapu Recent Venus for Star K2-39 distance : 1.648 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-39 distance : 2.176 AU
  • Original Kopparapu Moist Greenhouse for Star K2-39 distance : 2.181 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-39 distance : 3.909 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-39 distance : 4.065 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-39)



    (Position in Stellar Map of star K2-39 )



    (Zoomed position in Stellar Map of star K2-39 (zoom level 3))

    (Synthetic Spectrum of star Kepler-858*)
    *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