HD 89744
Imaginary Picture of Star HD 89744
Star Name : HD 89744
Alternate Name :
Star Distance (LY/pc): 128.6104 (LY) 39.4322 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 2.1400 (Rsun, estimated)
Stellar Mass (Msun): 1.4000 (Msun/observed) 1.4000 (Msun/estimated)
Spectral type : F7 V
Metalicity : 0.1800
Absolute Magnitude : 2.76
Apparent Magnitude : 5.74
Right Ascension(RA) : 155.54401
Declination(DEC) : 41.22944
  • This is the HD 89744 . The star HD 89744 islocated about 128.6 light-years (39.4 pc) away from our Solar System.
  • The star HD 89744 has apparent magnitude of 5.7, with absolute magnitude of 2.8.
  • It is 1.4 times more massive and 2.1 times bigger compared with our Sun. The surface temperature is 6196 with its spectral types of F7 V
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 89744 b radius 0.907830 mass 10.320000 orbital distance 0.917000
  • Name of the 2 Planet HD 89744 c radius 0.907830 mass 5.360000 orbital distance 8.300000
    (Illustration of the HD 89744's Planetary System)



    The Star HD 89744 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.780 AU ( 266253119.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.460 AU ( 368031390.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.749 AU ( 560798394.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.516 AU ( 825239404.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 89744)



    Kopparapu's Recent Venus for Star HD 89744 distance : 1.798 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 89744 distance : 2.278 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 89744 distance : 2.200 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 89744 distance : 2.410 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 89744 distance : 3.983 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 89744 distance : 4.201 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 89744)



  • Original Kopparapu Recent Venus for Star HD 89744 distance : 1.817 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 89744 distance : 2.337 AU
  • Original Kopparapu Moist Greenhouse for Star HD 89744 distance : 2.404 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 89744 distance : 4.054 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 89744 distance : 4.216 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 89744)



    (Position in Stellar Map of star HD 89744 )



    (Zoomed position in Stellar Map of star HD 89744 (zoom level 3))