HD 40979
Imaginary Picture of Star HD 40979
Star Name : HD 40979
Alternate Name :
Star Distance (LY/pc): 110.7115 (LY) 33.9443 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2100 (Rsun, estimated)
Stellar Mass (Msun): 1.1000 (Msun/observed) 1.1000 (Msun/estimated)
Spectral type : F8 V
Metalicity : 0.1940
Absolute Magnitude : 4.09
Apparent Magnitude : 6.74
Right Ascension(RA) : 91.12476
Declination(DEC) : 44.26028
  • This is the HD 40979 . The star HD 40979 islocated about 110.7 light-years (33.9 pc) away from our Solar System.
  • The star HD 40979 has apparent magnitude of 6.7, with absolute magnitude of 4.1.
  • It is 1.1 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 6205 with its spectral types of F8 V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 40979 b radius 0.907830 mass 4.010000 orbital distance 0.846000
    (Illustration of the HD 40979's Planetary System)



    The Star HD 40979 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.009 AU ( 150982653.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.395 AU ( 208697483.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.126 AU ( 318008780.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.128 AU ( 467963852.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 40979)



    Kopparapu's Recent Venus for Star HD 40979 distance : 1.019 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 40979 distance : 1.291 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 40979 distance : 1.247 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 40979 distance : 1.366 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 40979 distance : 2.257 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 40979 distance : 2.381 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 40979)



  • Original Kopparapu Recent Venus for Star HD 40979 distance : 1.030 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 40979 distance : 1.324 AU
  • Original Kopparapu Moist Greenhouse for Star HD 40979 distance : 1.363 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 40979 distance : 2.298 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 40979 distance : 2.389 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 40979)



    (Position in Stellar Map of star HD 40979 )



    (Zoomed position in Stellar Map of star HD 40979 (zoom level 3))