HD 11964

Display orbital revolution around the star HD 11964
Imaginary Picture of Star HD 11964
Star Name : HD 11964
Alternate Name :
Star Distance (LY/pc): 107.1472 (LY) 32.8515 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 2.1800 (Rsun, estimated)
Stellar Mass (Msun): 1.1250 (Msun/observed) 1.1250 (Msun/estimated)
Spectral type : G5
Metalicity : 0.1700
Absolute Magnitude : 3.84
Apparent Magnitude : 6.42
Right Ascension(RA) : 29.28750
Declination(DEC) : -10.24222
  • This is the HD 11964 . The star HD 11964 islocated about 107.1 light-years (32.9 pc) away from our Solar System.
  • The star HD 11964 has apparent magnitude of 6.4, with absolute magnitude of 3.8.
  • It is 1.1 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 5248 with its spectral types of G5
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 11964 b radius 0.907830 mass 0.622000 orbital distance 3.160000
  • Name of the 2 Planet HD 11964 c radius 0.242940 mass 0.079000 orbital distance 0.229000
    (Illustration of the HD 11964's Planetary System)



    The Star HD 11964 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.301 AU ( 194581818.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.798 AU ( 268962924.1 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.740 AU ( 409839974.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.031 AU ( 603097477.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 11964)



    Kopparapu's Recent Venus for Star HD 11964 distance : 1.390 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 11964 distance : 1.759 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 11964 distance : 1.699 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 11964 distance : 1.864 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 11964 distance : 3.159 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 11964 distance : 3.332 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 11964)



  • Original Kopparapu Recent Venus for Star HD 11964 distance : 1.379 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 11964 distance : 1.811 AU
  • Original Kopparapu Moist Greenhouse for Star HD 11964 distance : 1.825 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 11964 distance : 3.213 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 11964 distance : 3.341 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 11964)



    (Position in Stellar Map of star HD 11964 )



    (Zoomed position in Stellar Map of star HD 11964 (zoom level 3))

    (Synthetic Spectrum of star HATS-21*)
    *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