HD 27969

Display orbital revolution around the star HD 27969
Imaginary Picture of Star HD 27969
Star Name : HD 27969
Alternate Name :
Star Distance (LY/pc): 221.9818 (LY) 68.0600 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2700 (Rsun, estimated)
Stellar Mass (Msun): 1.1600 (Msun/observed) 1.1600 (Msun/estimated)
Spectral type : GOV
Metalicity : 0.1800
Absolute Magnitude : 3.49
Apparent Magnitude : 7.65
Right Ascension(RA) : 66.70833
Declination(DEC) : 42.90861
  • This is the HD 27969 . The star HD 27969 islocated about 222.0 light-years (68.1 pc) away from our Solar System.
  • The star HD 27969 has apparent magnitude of 7.7, with absolute magnitude of 3.5.
  • It is 1.2 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5966 with its spectral types of GOV
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 27969 b radius 0.907830 mass 4.800000 orbital distance 1.552000
    (Illustration of the HD 27969's Planetary System)



    The Star HD 27969 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.979 AU ( 146496865.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.354 AU ( 202496951.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.063 AU ( 308560542.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.035 AU ( 454060355.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 27969)



    Kopparapu's Recent Venus for Star HD 27969 distance : 1.003 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 27969 distance : 1.271 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 27969 distance : 1.227 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 27969 distance : 1.345 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 27969 distance : 2.233 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 27969 distance : 2.356 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 27969)



  • Original Kopparapu Recent Venus for Star HD 27969 distance : 1.009 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 27969 distance : 1.305 AU
  • Original Kopparapu Moist Greenhouse for Star HD 27969 distance : 1.335 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 27969 distance : 2.273 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 27969 distance : 2.364 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 27969)



    (Position in Stellar Map of star HD 27969 )



    (Zoomed position in Stellar Map of star HD 27969 (zoom level 3))

    (Synthetic Spectrum of star HATS-69*)
    *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