HAT-P-8

Display orbital revolution around the star HAT-P-8
Imaginary Picture of Star HAT-P-8
Star Name : HAT-P-8
Alternate Name :
Star Distance (LY/pc): 715.2544 (LY) 219.2982 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5800 (Rsun, estimated)
Stellar Mass (Msun): 1.2800 (Msun/observed) 1.2800 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0100
Absolute Magnitude : 3.46
Apparent Magnitude : 10.17
Right Ascension(RA) : 343.04109
Declination(DEC) : 35.44722
  • This is the HAT-P-8 . The star HAT-P-8 islocated about 715.3 light-years (219.3 pc) away from our Solar System.
  • The star HAT-P-8 has apparent magnitude of 10.2, with absolute magnitude of 3.5.
  • It is 1.3 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6200 with its spectral types of F8
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HAT-P-8 b radius 1.500000 mass 1.340000 orbital distance 0.044900
    (Illustration of the HAT-P-8's Planetary System)



    The Star HAT-P-8 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.316 AU ( 196833302.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.819 AU ( 272075062.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.771 AU ( 414582184.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.078 AU ( 610075846.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HAT-P-8)



    Kopparapu's Recent Venus for Star HAT-P-8 distance : 1.329 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HAT-P-8 distance : 1.683 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HAT-P-8 distance : 1.626 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HAT-P-8 distance : 1.781 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HAT-P-8 distance : 2.944 AU
    Kopparapu's Outer Boundary for Early Mars for Star HAT-P-8 distance : 3.105 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HAT-P-8)



  • Original Kopparapu Recent Venus for Star HAT-P-8 distance : 1.343 AU
  • Original Kopparapu Runaway Greenhouse for Star HAT-P-8 distance : 1.727 AU
  • Original Kopparapu Moist Greenhouse for Star HAT-P-8 distance : 1.777 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HAT-P-8 distance : 2.996 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HAT-P-8 distance : 3.116 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HAT-P-8)



    (Position in Stellar Map of star HAT-P-8 )



    (Zoomed position in Stellar Map of star HAT-P-8 (zoom level 3))

    (Synthetic Spectrum of star GJ 685*)
    *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