HD 188641

Display orbital revolution around the star HD 188641
Imaginary Picture of Star HD 188641
Star Name : HD 188641
Alternate Name :
Star Distance (LY/pc): 209.8484 (LY) 64.3399 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.9450 (Rsun, estimated)
Stellar Mass (Msun): 1.0700 (Msun/observed) 1.0700 (Msun/estimated)
Spectral type : G0IV
Metalicity : -0.0800
Absolute Magnitude : 3.31
Apparent Magnitude : 7.35
Right Ascension(RA) : 299.40479
Declination(DEC) : -37.74505
  • This is the HD 188641 . The star HD 188641 islocated about 209.8 light-years (64.3 pc) away from our Solar System.
  • The star HD 188641 has apparent magnitude of 7.3, with absolute magnitude of 3.3.
  • It is 1.1 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 5897 with its spectral types of G0IV
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 188641 b radius 0.907830 mass 29.365000 orbital distance 12.027000
    (Illustration of the HD 188641's Planetary System)



    The Star HD 188641 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.465 AU ( 219199709.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.025 AU ( 302991281.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.086 AU ( 461691661.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.542 AU ( 679399505.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 188641)



    Kopparapu's Recent Venus for Star HD 188641 distance : 1.508 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 188641 distance : 1.909 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 188641 distance : 1.844 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 188641 distance : 2.022 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 188641 distance : 3.361 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 188641 distance : 3.546 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 188641)



  • Original Kopparapu Recent Venus for Star HD 188641 distance : 1.513 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 188641 distance : 1.961 AU
  • Original Kopparapu Moist Greenhouse for Star HD 188641 distance : 2.002 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 188641 distance : 3.421 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 188641 distance : 3.558 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 188641)



    (Position in Stellar Map of star HD 188641 )



    (Zoomed position in Stellar Map of star HD 188641 (zoom level 3))

    (Synthetic Spectrum of star HD 96700*)
    *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