HD 100777

Display orbital revolution around the star HD 100777
Imaginary Picture of Star HD 100777
Star Name : HD 100777
Alternate Name :
Star Distance (LY/pc): 160.9852 (LY) 49.3583 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0000 (Rsun, estimated)
Stellar Mass (Msun): 1.0000 (Msun/observed) 1.0000 (Msun/estimated)
Spectral type : K0
Metalicity : 0.2700
Absolute Magnitude : 4.95
Apparent Magnitude : 8.42
Right Ascension(RA) : 173.96468
Declination(DEC) : -4.75583
  • This is the HD 100777 . The star HD 100777 islocated about 161.0 light-years (49.4 pc) away from our Solar System.
  • The star HD 100777 has apparent magnitude of 8.4, with absolute magnitude of 5.0.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5582 with its spectral types of K0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 100777 b radius 0.907830 mass 1.160000 orbital distance 1.030000
    (Illustration of the HD 100777's Planetary System)



    The Star HD 100777 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.675 AU ( 100980560.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.933 AU ( 139581523.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.422 AU ( 212691353.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.092 AU ( 312984643.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 100777)



    Kopparapu's Recent Venus for Star HD 100777 distance : 0.467 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 100777 distance : 0.592 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 100777 distance : 0.572 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 100777 distance : 0.627 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 100777 distance : 1.051 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 100777 distance : 1.109 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 100777)



  • Original Kopparapu Recent Venus for Star HD 100777 distance : 0.466 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 100777 distance : 0.609 AU
  • Original Kopparapu Moist Greenhouse for Star HD 100777 distance : 0.617 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 100777 distance : 1.070 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 100777 distance : 1.112 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 100777)



    (Position in Stellar Map of star HD 100777 )



    (Zoomed position in Stellar Map of star HD 100777 (zoom level 3))

    (Synthetic Spectrum of star HD 29399*)
    *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