HD 108863

Display orbital revolution around the star HD 108863
Imaginary Picture of Star HD 108863
Star Name : HD 108863
Alternate Name :
Star Distance (LY/pc): 557.5316 (LY) 170.9402 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 5.6000 (Rsun, estimated)
Stellar Mass (Msun): 1.8500 (Msun/observed) 1.8500 (Msun/estimated)
Spectral type : K0
Metalicity : 0.2000
Absolute Magnitude : 1.73
Apparent Magnitude : 7.89
Right Ascension(RA) : 187.58296
Declination(DEC) : 21.94833
  • This is the HD 108863 . The star HD 108863 islocated about 557.5 light-years (170.9 pc) away from our Solar System.
  • The star HD 108863 has apparent magnitude of 7.9, with absolute magnitude of 1.7.
  • It is 1.9 times more massive and 5.6 times bigger compared with our Sun. The surface temperature is 4956 with its spectral types of K0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 108863 b radius 1.049883 mass 2.600000 orbital distance 1.400000
    (Illustration of the HD 108863's Planetary System)



    The Star HD 108863 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.980 AU ( 445767841.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 4.119 AU ( 616167650.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 6.276 AU ( 938903141.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 9.236 AU ( 1381637104.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 108863)



    Kopparapu's Recent Venus for Star HD 108863 distance : 3.230 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 108863 distance : 4.090 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 108863 distance : 3.950 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 108863 distance : 4.332 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 108863 distance : 7.426 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 108863 distance : 7.833 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 108863)



  • Original Kopparapu Recent Venus for Star HD 108863 distance : 3.195 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 108863 distance : 4.215 AU
  • Original Kopparapu Moist Greenhouse for Star HD 108863 distance : 4.227 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 108863 distance : 7.550 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 108863 distance : 7.852 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 108863)



    (Position in Stellar Map of star HD 108863 )



    (Zoomed position in Stellar Map of star HD 108863 (zoom level 3))

    (Synthetic Spectrum of star HD 37605*)
    *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