K2-249

Display orbital revolution around the star K2-249
Imaginary Picture of Star K2-249
Star Name : K2-249
Alternate Name : "2MASS J12132801-0859425, EPIC 228748383, TYC 5519-433-1, WISE J121328.01-085942.7"
Star Distance (LY/pc): 1717.1528 (LY) 526.4820 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5700 (Rsun, estimated)
Stellar Mass (Msun): 1.3200 (Msun/observed) 1.3200 (Msun/estimated)
Spectral type : F6
Metalicity : 0.0400
Absolute Magnitude : 2.66
Apparent Magnitude : 11.27
Right Ascension(RA) : 183.36667
Declination(DEC) : -8.99511
  • This is the K2-249 . The star K2-249 islocated about 1717.2 light-years (526.5 pc) away from our Solar System.
  • The star K2-249 has apparent magnitude of 11.3, with absolute magnitude of 2.7.
  • It is 1.3 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6504 with its spectral types of F6
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-249 b radius 0.249000 mass 0.021554 orbital distance 0.115100
    (Illustration of the K2-249's Planetary System)



    The Star K2-249 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.439 AU ( 215237941.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.989 AU ( 297515083.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.030 AU ( 453347147.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.459 AU ( 667120187.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-249)



    Kopparapu's Recent Venus for Star K2-249 distance : 1.427 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-249 distance : 1.808 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-249 distance : 1.746 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-249 distance : 1.912 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-249 distance : 3.145 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-249 distance : 3.317 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-249)



  • Original Kopparapu Recent Venus for Star K2-249 distance : 1.452 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-249 distance : 1.853 AU
  • Original Kopparapu Moist Greenhouse for Star K2-249 distance : 1.921 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-249 distance : 3.202 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-249 distance : 3.330 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-249)



    (Position in Stellar Map of star K2-249 )



    (Zoomed position in Stellar Map of star K2-249 (zoom level 3))

    (Synthetic Spectrum of star Kepler-918*)
    *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