HD 74156
Imaginary Picture of Star HD 74156
Star Name : HD 74156
Alternate Name :
Star Distance (LY/pc): 210.1521 (LY) 64.4330 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.6400 (Rsun, estimated)
Stellar Mass (Msun): 1.2400 (Msun/observed) 1.2400 (Msun/estimated)
Spectral type : G1V
Metalicity : 0.1300
Absolute Magnitude : 3.57
Apparent Magnitude : 7.62
Right Ascension(RA) : 130.60417
Declination(DEC) : 4.57806
  • This is the HD 74156 . The star HD 74156 islocated about 210.2 light-years (64.4 pc) away from our Solar System.
  • The star HD 74156 has apparent magnitude of 7.6, with absolute magnitude of 3.6.
  • It is 1.2 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5960 with its spectral types of G1V
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 74156 b radius 0.907830 mass 1.778000 orbital distance 0.291600
  • Name of the 2 Planet HD 74156 c radius 0.907830 mass 7.997000 orbital distance 3.820000
    (Illustration of the HD 74156's Planetary System)



    The Star HD 74156 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.262 AU ( 188796735.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.744 AU ( 260966426.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.658 AU ( 397655082.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.912 AU ( 585166873.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 74156)



    Kopparapu's Recent Venus for Star HD 74156 distance : 1.294 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 74156 distance : 1.638 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 74156 distance : 1.582 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 74156 distance : 1.734 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 74156 distance : 2.880 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 74156 distance : 3.037 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 74156)



  • Original Kopparapu Recent Venus for Star HD 74156 distance : 1.300 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 74156 distance : 1.682 AU
  • Original Kopparapu Moist Greenhouse for Star HD 74156 distance : 1.720 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 74156 distance : 2.931 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 74156 distance : 3.048 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 74156)



    (Position in Stellar Map of star HD 74156 )



    (Zoomed position in Stellar Map of star HD 74156 (zoom level 3))