K2-102

Display orbital revolution around the star K2-102
Imaginary Picture of Star K2-102
Star Name : K2-102
Alternate Name : "2MASS J08401345+1946436, EPIC 211970147, WISE J084013.43+194643.6"
Star Distance (LY/pc): 616.9893 (LY) 189.1700 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7100 (Rsun, estimated)
Stellar Mass (Msun): 0.7700 (Msun/observed) 0.7700 (Msun/estimated)
Spectral type : K5
Metalicity : 0.1400
Absolute Magnitude : 4.90
Apparent Magnitude : 11.28
Right Ascension(RA) : 130.05605
Declination(DEC) : 19.77881
  • This is the K2-102 . The star K2-102 islocated about 617.0 light-years (189.2 pc) away from our Solar System.
  • The star K2-102 has apparent magnitude of 11.3, with absolute magnitude of 4.9.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4695 with its spectral types of K5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-102 b radius 0.116000 mass 0.007939 orbital distance 0.000000
    (Illustration of the K2-102's Planetary System)



    The Star K2-102 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.339 AU ( 50720982.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.469 AU ( 70109652.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.714 AU ( 106831594.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.051 AU ( 157207371.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-102)



    Kopparapu's Recent Venus for Star K2-102 distance : 0.372 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-102 distance : 0.471 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-102 distance : 0.455 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-102 distance : 0.498 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-102 distance : 0.864 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-102 distance : 0.911 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-102)



  • Original Kopparapu Recent Venus for Star K2-102 distance : 0.367 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-102 distance : 0.486 AU
  • Original Kopparapu Moist Greenhouse for Star K2-102 distance : 0.486 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-102 distance : 0.878 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-102 distance : 0.913 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-102)



    (Position in Stellar Map of star K2-102 )



    (Zoomed position in Stellar Map of star K2-102 (zoom level 3))

    (Synthetic Spectrum of star Kepler-830*)
    *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