WASP-2 A

Display orbital revolution around the star WASP-2 A
Imaginary Picture of Star WASP-2 A
Star Name : WASP-2 A
Alternate Name : WASP-2
Star Distance (LY/pc): 469.6646 (LY) 144.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8340 (Rsun, estimated)
Stellar Mass (Msun): 0.8400 (Msun/observed) 0.8400 (Msun/estimated)
Spectral type : K1V
Metalicity : -0.0800
Absolute Magnitude : 6.19
Apparent Magnitude : 11.98
Right Ascension(RA) : 307.72554
Declination(DEC) : 6.42944
  • This is the WASP-2 A . The star WASP-2 A islocated about 469.7 light-years (144.0 pc) away from our Solar System.
  • The star WASP-2 A has apparent magnitude of 12.0, with absolute magnitude of 6.2.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5150 with its spectral types of K1V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet WASP-2 A b radius 1.079000 mass 0.847000 orbital distance 0.031380
    (Illustration of the WASP-2 A's Planetary System)



    The Star WASP-2 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.479 AU ( 71686705.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.662 AU ( 99089760.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.009 AU ( 150990866.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.485 AU ( 222189675.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-2 A)



    Kopparapu's Recent Venus for Star WASP-2 A distance : 0.515 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star WASP-2 A distance : 0.651 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star WASP-2 A distance : 0.629 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star WASP-2 A distance : 0.690 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star WASP-2 A distance : 1.174 AU
    Kopparapu's Outer Boundary for Early Mars for Star WASP-2 A distance : 1.238 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-2 A)



  • Original Kopparapu Recent Venus for Star WASP-2 A distance : 0.510 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-2 A distance : 0.671 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-2 A distance : 0.675 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-2 A distance : 1.194 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-2 A distance : 1.242 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-2 A)



    (Position in Stellar Map of star WASP-2 A )



    (Zoomed position in Stellar Map of star WASP-2 A (zoom level 3))

    (Synthetic Spectrum of star K2-175*)
    *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