WASP-77A

Display orbital revolution around the star WASP-77A
Imaginary Picture of Star WASP-77A
Star Name : WASP-77A
Alternate Name :
Star Distance (LY/pc): 329.4505 (LY) 101.0101 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9550 (Rsun, estimated)
Stellar Mass (Msun): 1.0020 (Msun/observed) 1.0020 (Msun/estimated)
Spectral type : G8V
Metalicity : 0.0000
Absolute Magnitude : 6.27
Apparent Magnitude : 11.29
Right Ascension(RA) : 37.15511
Declination(DEC) : -7.06060
  • This is the WASP-77A . The star WASP-77A islocated about 329.5 light-years (101.0 pc) away from our Solar System.
  • The star WASP-77A has apparent magnitude of 11.3, with absolute magnitude of 6.3.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5500 with its spectral types of G8V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet WASP-77 A b radius 1.210000 mass 1.665400 orbital distance 0.023234
    (Illustration of the WASP-77A's Planetary System)



    The Star WASP-77A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.626 AU ( 93623929.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.865 AU ( 129412736.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.318 AU ( 197196372.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.940 AU ( 290183100.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-77A)



    Kopparapu's Recent Venus for Star WASP-77A distance : 0.659 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star WASP-77A distance : 0.835 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star WASP-77A distance : 0.806 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star WASP-77A distance : 0.884 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star WASP-77A distance : 1.486 AU
    Kopparapu's Outer Boundary for Early Mars for Star WASP-77A distance : 1.568 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-77A)



  • Original Kopparapu Recent Venus for Star WASP-77A distance : 0.657 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-77A distance : 0.859 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-77A distance : 0.869 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-77A distance : 1.512 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-77A distance : 1.572 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-77A)



    (Position in Stellar Map of star WASP-77A )



    (Zoomed position in Stellar Map of star WASP-77A (zoom level 3))

    (Synthetic Spectrum of star K2-224*)
    *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