HD 4308

Display orbital revolution around the star HD 4308
Imaginary Picture of Star HD 4308
Star Name : HD 4308
Alternate Name :
Star Distance (LY/pc): 71.8405 (LY) 22.0264 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9200 (Rsun, estimated)
Stellar Mass (Msun): 0.8500 (Msun/observed) 0.8500 (Msun/estimated)
Spectral type : G5 V
Metalicity : -0.3400
Absolute Magnitude : 4.83
Apparent Magnitude : 6.54
Right Ascension(RA) : 11.16361
Declination(DEC) : -65.64944
  • This is the HD 4308 . The star HD 4308 islocated about 71.8 light-years (22.0 pc) away from our Solar System.
  • The star HD 4308 has apparent magnitude of 6.5, with absolute magnitude of 4.8.
  • It is 0.8 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5597 with its spectral types of G5 V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 4308 b radius 0.208334 mass 0.040500 orbital distance 0.118000
    (Illustration of the HD 4308's Planetary System)



    The Star HD 4308 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.624 AU ( 93402081.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.863 AU ( 129106085.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.315 AU ( 196729102.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.935 AU ( 289495492.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 4308)



    Kopparapu's Recent Venus for Star HD 4308 distance : 0.654 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 4308 distance : 0.828 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 4308 distance : 0.800 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 4308 distance : 0.877 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 4308 distance : 1.470 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 4308 distance : 1.551 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 4308)



  • Original Kopparapu Recent Venus for Star HD 4308 distance : 0.653 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 4308 distance : 0.852 AU
  • Original Kopparapu Moist Greenhouse for Star HD 4308 distance : 0.864 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 4308 distance : 1.496 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 4308 distance : 1.556 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 4308)



    (Position in Stellar Map of star HD 4308 )



    (Zoomed position in Stellar Map of star HD 4308 (zoom level 3))

    (Synthetic Spectrum of star HATS-10*)
    *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