HD 87646 A
Imaginary Picture of Star HD 87646 A
Star Name : HD 87646 A
Alternate Name :
Star Distance (LY/pc): 0.0000 (LY) 0.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5500 (Rsun, estimated)
Stellar Mass (Msun): 1.1200 (Msun/observed) 1.1200 (Msun/estimated)
Spectral type : G1IV
Metalicity : -0.1700
Absolute Magnitude : 25.00
Apparent Magnitude : 8.00
Right Ascension(RA) : 151.66987
Declination(DEC) : 17.89510
  • The star HD 87646 A has apparent magnitude of 8.0, with absolute magnitude of 25.0.
  • It is 1.1 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5770 with its spectral types of G1IV
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 87646 A b radius 0.907830 mass 12.400000 orbital distance 0.117000
  • Name of the 2 Planet HD 87646 A c radius 0.907830 mass 57.000000 orbital distance 1.580000
    (Illustration of the HD 87646 A's Planetary System)



    The Star HD 87646 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.118 AU ( 167240492.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.545 AU ( 231170065.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.355 AU ( 352252021.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.465 AU ( 518354281.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 87646 A)



    Kopparapu's Recent Venus for Star HD 87646 A distance : 1.159 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 87646 A distance : 1.468 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 87646 A distance : 1.418 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 87646 A distance : 1.554 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 87646 A distance : 2.593 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 87646 A distance : 2.735 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 87646 A)



  • Original Kopparapu Recent Venus for Star HD 87646 A distance : 1.161 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 87646 A distance : 1.509 AU
  • Original Kopparapu Moist Greenhouse for Star HD 87646 A distance : 1.536 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 87646 A distance : 2.638 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 87646 A distance : 2.744 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 87646 A)



    (Position in Stellar Map of star HD 87646 A )



    (Zoomed position in Stellar Map of star HD 87646 A (zoom level 3))