HATS-20

Display orbital revolution around the star HATS-20
Imaginary Picture of Star HATS-20
Star Name : HATS-20
Alternate Name :
Star Distance (LY/pc): 1480.7482 (LY) 454.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8920 (Rsun, estimated)
Stellar Mass (Msun): 0.9100 (Msun/observed) 0.9100 (Msun/estimated)
Spectral type : G9V
Metalicity : 0.0300
Absolute Magnitude : 5.48
Apparent Magnitude : 13.77
Right Ascension(RA) : 198.13333
Declination(DEC) : -45.59056
  • This is the HATS-20 . The star HATS-20 islocated about 1480.7 light-years (454.0 pc) away from our Solar System.
  • The star HATS-20 has apparent magnitude of 13.8, with absolute magnitude of 5.5.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5406 with its spectral types of G9V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HATS-20 b radius 0.776000 mass 0.273000 orbital distance 0.046190
    (Illustration of the HATS-20's Planetary System)



    The Star HATS-20 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.565 AU ( 84484113.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.781 AU ( 116779122.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.189 AU ( 177945539.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.750 AU ( 261854657.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HATS-20)



    Kopparapu's Recent Venus for Star HATS-20 distance : 0.598 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HATS-20 distance : 0.757 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HATS-20 distance : 0.732 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HATS-20 distance : 0.802 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HATS-20 distance : 1.352 AU
    Kopparapu's Outer Boundary for Early Mars for Star HATS-20 distance : 1.427 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HATS-20)



  • Original Kopparapu Recent Venus for Star HATS-20 distance : 0.595 AU
  • Original Kopparapu Runaway Greenhouse for Star HATS-20 distance : 0.779 AU
  • Original Kopparapu Moist Greenhouse for Star HATS-20 distance : 0.787 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-20 distance : 1.376 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HATS-20 distance : 1.431 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HATS-20)



    (Position in Stellar Map of star HATS-20 )



    (Zoomed position in Stellar Map of star HATS-20 (zoom level 3))

    (Synthetic Spectrum of star GSC 6214-210*)
    *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