HD 16905

Display orbital revolution around the star HD 16905
Imaginary Picture of Star HD 16905
Star Name : HD 16905
Alternate Name :
Star Distance (LY/pc): 129.6147 (LY) 39.7401 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7750 (Rsun, estimated)
Stellar Mass (Msun): 0.7900 (Msun/observed) 0.7900 (Msun/estimated)
Spectral type : K2V
Metalicity : 0.2400
Absolute Magnitude : 6.46
Apparent Magnitude : 9.46
Right Ascension(RA) : 40.01329
Declination(DEC) : -61.35424
  • This is the HD 16905 . The star HD 16905 islocated about 129.6 light-years (39.7 pc) away from our Solar System.
  • The star HD 16905 has apparent magnitude of 9.5, with absolute magnitude of 6.5.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4866 with its spectral types of K2V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 16905 b radius 0.907830 mass 9.065000 orbital distance 6.443000
    (Illustration of the HD 16905's Planetary System)



    The Star HD 16905 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.398 AU ( 59470833.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.550 AU ( 82204233.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.837 AU ( 125261059.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.232 AU ( 184327136.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 16905)



    Kopparapu's Recent Venus for Star HD 16905 distance : 0.433 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 16905 distance : 0.548 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 16905 distance : 0.529 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 16905 distance : 0.580 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 16905 distance : 0.998 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 16905 distance : 1.053 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 16905)



  • Original Kopparapu Recent Venus for Star HD 16905 distance : 0.428 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 16905 distance : 0.565 AU
  • Original Kopparapu Moist Greenhouse for Star HD 16905 distance : 0.566 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 16905 distance : 1.015 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 16905 distance : 1.056 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 16905)



    (Position in Stellar Map of star HD 16905 )



    (Zoomed position in Stellar Map of star HD 16905 (zoom level 3))

    (Synthetic Spectrum of star HATS-25*)
    *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