HD 102956

Display orbital revolution around the star HD 102956
Imaginary Picture of Star HD 102956
Star Name : HD 102956
Alternate Name :
Star Distance (LY/pc): 401.1759 (LY) 123.0012 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 4.4000 (Rsun, estimated)
Stellar Mass (Msun): 1.6800 (Msun/observed) 1.6800 (Msun/estimated)
Spectral type : A
Metalicity : 0.1900
Absolute Magnitude : 2.55
Apparent Magnitude : 8.00
Right Ascension(RA) : 177.84380
Declination(DEC) : 57.64083
  • This is the HD 102956 . The star HD 102956 islocated about 401.2 light-years (123.0 pc) away from our Solar System.
  • The star HD 102956 has apparent magnitude of 8.0, with absolute magnitude of 2.6.
  • It is 1.7 times more massive and 4.4 times bigger compared with our Sun. The surface temperature is 5054 with its spectral types of A
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 102956 b radius 1.357733 mass 0.960000 orbital distance 0.080700
    (Illustration of the HD 102956's Planetary System)



    The Star HD 102956 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.435 AU ( 364234654.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.365 AU ( 503467479.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 5.128 AU ( 767173020.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 7.546 AU ( 1128928707.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 102956)



    Kopparapu's Recent Venus for Star HD 102956 distance : 2.627 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 102956 distance : 3.326 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 102956 distance : 3.213 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 102956 distance : 3.523 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 102956 distance : 6.016 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 102956 distance : 6.345 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 102956)



  • Original Kopparapu Recent Venus for Star HD 102956 distance : 2.601 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 102956 distance : 3.427 AU
  • Original Kopparapu Moist Greenhouse for Star HD 102956 distance : 3.441 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 102956 distance : 6.117 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 102956 distance : 6.361 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 102956)



    (Position in Stellar Map of star HD 102956 )



    (Zoomed position in Stellar Map of star HD 102956 (zoom level 3))

    (Synthetic Spectrum of star HD 35759*)
    *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