K2-233

Display orbital revolution around the star K2-233
Imaginary Picture of Star K2-233
Star Name : K2-233
Alternate Name : "EPIC 249622103, 2MASS J15215519-2013539, TYC 6179-186-1, WISE J152155.18-201354.2"
Star Distance (LY/pc): 220.7949 (LY) 67.6961 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7400 (Rsun, estimated)
Stellar Mass (Msun): 0.8000 (Msun/observed) 0.8000 (Msun/estimated)
Spectral type : K3
Metalicity : 0.0700
Absolute Magnitude : 5.85
Apparent Magnitude : 10.00
Right Ascension(RA) : 230.47998
Declination(DEC) : -20.23168
  • This is the K2-233 . The star K2-233 islocated about 220.8 light-years (67.7 pc) away from our Solar System.
  • The star K2-233 has apparent magnitude of 10.0, with absolute magnitude of 5.8.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4950 with its spectral types of K3
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet K2-233 b radius 0.125000 mass 0.010400 orbital distance 0.033170
  • Name of the 2 Planet K2-233 c radius 0.119000 mass 0.008713 orbital distance 0.066870
  • Name of the 3 Planet K2-233 d radius 0.236000 mass 0.026100 orbital distance 0.152700
    (Illustration of the K2-233's Planetary System)



    The Star K2-233 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.393 AU ( 58762495.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.543 AU ( 81225125.1 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.827 AU ( 123769115.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.217 AU ( 182131675.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-233)



    Kopparapu's Recent Venus for Star K2-233 distance : 0.426 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-233 distance : 0.539 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-233 distance : 0.521 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-233 distance : 0.571 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-233 distance : 0.979 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-233 distance : 1.033 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-233)



  • Original Kopparapu Recent Venus for Star K2-233 distance : 0.421 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-233 distance : 0.556 AU
  • Original Kopparapu Moist Greenhouse for Star K2-233 distance : 0.557 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-233 distance : 0.996 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-233 distance : 1.036 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-233)



    (Position in Stellar Map of star K2-233 )



    (Zoomed position in Stellar Map of star K2-233 (zoom level 3))

    (Synthetic Spectrum of star Kepler-905*)
    *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