HD 13808

Display orbital revolution around the star HD 13808
Imaginary Picture of Star HD 13808
Star Name : HD 13808
Alternate Name :
Star Distance (LY/pc): 92.4478 (LY) 28.3447 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7308 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 0.7709 (Msun/estimated)
Spectral type : K2V
Metalicity : 0.0000
Absolute Magnitude : 6.12
Apparent Magnitude : 8.38
Right Ascension(RA) : 33.17917
Declination(DEC) : -53.74389
  • This is the HD 13808 . The star HD 13808 islocated about 92.4 light-years (28.3 pc) away from our Solar System.
  • The star HD 13808 has apparent magnitude of 8.4, with absolute magnitude of 6.1.
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 13808 b radius 0.202753 mass 0.035990 orbital distance 0.105100
  • Name of the 2 Planet HD 13808 c radius 0.196633 mass 0.031500 orbital distance 0.255800
    (Illustration of the HD 13808's Planetary System)



    The Star HD 13808 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.389 AU ( 58265595.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.538 AU ( 80538279.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.820 AU ( 122722514.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.207 AU ( 180591555.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 13808)



    Kopparapu's Recent Venus for Star HD 13808 distance : 0.422 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 13808 distance : 0.534 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 13808 distance : 0.516 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 13808 distance : 0.566 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 13808 distance : 0.970 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 13808 distance : 1.023 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 13808)



  • Original Kopparapu Recent Venus for Star HD 13808 distance : 0.418 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 13808 distance : 0.551 AU
  • Original Kopparapu Moist Greenhouse for Star HD 13808 distance : 0.552 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 13808 distance : 0.986 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 13808 distance : 1.026 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 13808)



    (Position in Stellar Map of star HD 13808 )



    (Zoomed position in Stellar Map of star HD 13808 (zoom level 3))

    (Synthetic Spectrum of star HATS-31*)
    *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