HD 129445

Display orbital revolution around the star HD 129445
Imaginary Picture of Star HD 129445
Star Name : HD 129445
Alternate Name :
Star Distance (LY/pc): 230.9887 (LY) 70.8215 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9843 (Rsun, estimated)
Stellar Mass (Msun): 0.9900 (Msun/observed) 0.9900 (Msun/estimated)
Spectral type : G8V
Metalicity : 0.2500
Absolute Magnitude : 4.55
Apparent Magnitude : 8.80
Right Ascension(RA) : 221.51277
Declination(DEC) : -68.76250
  • This is the HD 129445 . The star HD 129445 islocated about 231.0 light-years (70.8 pc) away from our Solar System.
  • The star HD 129445 has apparent magnitude of 8.8, with absolute magnitude of 4.5.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5440 with its spectral types of G8V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 129445 b radius 0.907830 mass 1.600000 orbital distance 2.900000
    (Illustration of the HD 129445's Planetary System)



    The Star HD 129445 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.631 AU ( 94397757.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.872 AU ( 130482370.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.329 AU ( 198826256.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.956 AU ( 292581546.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 129445)



    Kopparapu's Recent Venus for Star HD 129445 distance : 0.546 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 129445 distance : 0.691 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 129445 distance : 0.668 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 129445 distance : 0.732 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 129445 distance : 1.233 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 129445 distance : 1.301 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 129445)



  • Original Kopparapu Recent Venus for Star HD 129445 distance : 0.543 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 129445 distance : 0.711 AU
  • Original Kopparapu Moist Greenhouse for Star HD 129445 distance : 0.719 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 129445 distance : 1.255 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 129445 distance : 1.305 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 129445)



    (Position in Stellar Map of star HD 129445 )



    (Zoomed position in Stellar Map of star HD 129445 (zoom level 3))

    (Synthetic Spectrum of star HD 47536*)
    *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