HD 68402

Display orbital revolution around the star HD 68402
Imaginary Picture of Star HD 68402
Star Name : HD 68402
Alternate Name :
Star Distance (LY/pc): 253.2267 (LY) 77.6398 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0200 (Rsun, estimated)
Stellar Mass (Msun): 1.1200 (Msun/observed) 1.1200 (Msun/estimated)
Spectral type : G5IV/V
Metalicity : 0.2900
Absolute Magnitude : 4.66
Apparent Magnitude : 9.11
Right Ascension(RA) : 121.34872
Declination(DEC) : -74.41056
  • This is the HD 68402 . The star HD 68402 islocated about 253.2 light-years (77.6 pc) away from our Solar System.
  • The star HD 68402 has apparent magnitude of 9.1, with absolute magnitude of 4.7.
  • It is 1.1 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5950 with its spectral types of G5IV/V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 68402 b radius 0.907830 mass 3.070000 orbital distance 2.180000
    (Illustration of the HD 68402's Planetary System)



    The Star HD 68402 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.782 AU ( 117028655.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.081 AU ( 161764185.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.648 AU ( 246492819.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.425 AU ( 362724982.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 68402)



    Kopparapu's Recent Venus for Star HD 68402 distance : 0.802 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 68402 distance : 1.016 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 68402 distance : 0.981 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 68402 distance : 1.076 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 68402 distance : 1.787 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 68402 distance : 1.884 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 68402)



  • Original Kopparapu Recent Venus for Star HD 68402 distance : 0.806 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 68402 distance : 1.044 AU
  • Original Kopparapu Moist Greenhouse for Star HD 68402 distance : 1.067 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 68402 distance : 1.818 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 68402 distance : 1.891 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 68402)



    (Position in Stellar Map of star HD 68402 )



    (Zoomed position in Stellar Map of star HD 68402 (zoom level 3))

    (Synthetic Spectrum of star HD 12661*)
    *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