HD 115404 A

Display orbital revolution around the star HD 115404 A
Imaginary Picture of Star HD 115404 A
Star Name : HD 115404 A
Alternate Name : GJ 505 A
Star Distance (LY/pc): 35.8171 (LY) 10.9816 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7270 (Rsun, estimated)
Stellar Mass (Msun): 0.8300 (Msun/observed) 0.8300 (Msun/estimated)
Spectral type : K0V
Metalicity : -0.1567
Absolute Magnitude : 6.46
Apparent Magnitude : 6.66
Right Ascension(RA) : 199.21271
Declination(DEC) : 17.01718
  • This is the HD 115404 A . The star HD 115404 A islocated about 35.8 light-years (11.0 pc) away from our Solar System.
  • The star HD 115404 A has apparent magnitude of 6.7, with absolute magnitude of 6.5.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 5019 with its spectral types of K0V
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HD 115404 Ab radius 0.254685 mass 0.097000 orbital distance 0.088000
  • Name of the 2 Planet HD 115404 Ac radius 0.907830 mass 10.319000 orbital distance 11.364000
    (Illustration of the HD 115404 A's Planetary System)



    The Star HD 115404 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.397 AU ( 59350846.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.548 AU ( 82038379.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.836 AU ( 125008335.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.230 AU ( 183955241.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 115404 A)



    Kopparapu's Recent Venus for Star HD 115404 A distance : 0.429 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 115404 A distance : 0.543 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 115404 A distance : 0.524 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 115404 A distance : 0.575 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 115404 A distance : 0.983 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 115404 A distance : 1.037 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 115404 A)



  • Original Kopparapu Recent Venus for Star HD 115404 A distance : 0.424 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 115404 A distance : 0.559 AU
  • Original Kopparapu Moist Greenhouse for Star HD 115404 A distance : 0.561 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 115404 A distance : 1.000 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 115404 A distance : 1.040 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 115404 A)



    (Position in Stellar Map of star HD 115404 A )



    (Zoomed position in Stellar Map of star HD 115404 A (zoom level 3))

    (Synthetic Spectrum of star HD 41004 A*)
    *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