K2-280

Display orbital revolution around the star K2-280
Imaginary Picture of Star K2-280
Star Name : K2-280
Alternate Name : "2MASS J19262288-2214514, EPIC 216494238, WISE J192622.88-221451.6"
Star Distance (LY/pc): 1239.7126 (LY) 380.0981 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2800 (Rsun, estimated)
Stellar Mass (Msun): 1.1100 (Msun/observed) 1.1100 (Msun/estimated)
Spectral type : G3
Metalicity : 0.3000
Absolute Magnitude : 4.60
Apparent Magnitude : 12.50
Right Ascension(RA) : 291.59534
Declination(DEC) : -22.24766
  • This is the K2-280 . The star K2-280 islocated about 1239.7 light-years (380.1 pc) away from our Solar System.
  • The star K2-280 has apparent magnitude of 12.5, with absolute magnitude of 4.6.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5742 with its spectral types of G3
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-280 b radius 0.684000 mass 0.116700 orbital distance 0.148800
    (Illustration of the K2-280's Planetary System)



    The Star K2-280 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.914 AU ( 136771137.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.264 AU ( 189053454.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.926 AU ( 288075627.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.834 AU ( 423915905.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-280)



    Kopparapu's Recent Venus for Star K2-280 distance : 0.950 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-280 distance : 1.203 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-280 distance : 1.161 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-280 distance : 1.273 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-280 distance : 2.126 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-280 distance : 2.242 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-280)



  • Original Kopparapu Recent Venus for Star K2-280 distance : 0.950 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-280 distance : 1.236 AU
  • Original Kopparapu Moist Greenhouse for Star K2-280 distance : 1.257 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-280 distance : 2.163 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-280 distance : 2.249 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-280)



    (Position in Stellar Map of star K2-280 )



    (Zoomed position in Stellar Map of star K2-280 (zoom level 3))

    (Synthetic Spectrum of star Kepler-944*)
    *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