WASP-47

Display orbital revolution around the star WASP-47
Imaginary Picture of Star WASP-47
Star Name : WASP-47
Alternate Name : "1SWASP J220448.72-120107.8, 2MASS J22044873-1201079, EPIC 206103150, K2-23, WISE J220448.74-120108.4"
Star Distance (LY/pc): 869.8254 (LY) 266.6900 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.1400 (Rsun, estimated)
Stellar Mass (Msun): 1.0400 (Msun/observed) 1.0400 (Msun/estimated)
Spectral type : G9V
Metalicity : 0.3800
Absolute Magnitude : 4.77
Apparent Magnitude : 11.90
Right Ascension(RA) : 331.20305
Declination(DEC) : -12.01888
  • This is the WASP-47 . The star WASP-47 islocated about 869.8 light-years (266.7 pc) away from our Solar System.
  • The star WASP-47 has apparent magnitude of 11.9, with absolute magnitude of 4.8.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5552 with its spectral types of G9V
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet WASP-47 b radius 1.127000 mass 1.142430 orbital distance 0.052000
  • Name of the 2 Planet WASP-47 c radius 0.907830 mass 1.310000 orbital distance 1.410000
  • Name of the 3 Planet WASP-47 d radius 0.319000 mass 0.041220 orbital distance 0.088000
  • Name of the 4 Planet WASP-47 e radius 0.161000 mass 0.021490 orbital distance 0.017300
    (Illustration of the WASP-47's Planetary System)



    The Star WASP-47 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.761 AU ( 113883781.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.052 AU ( 157417147.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.603 AU ( 239868895.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.360 AU ( 352977588.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-47)



    Kopparapu's Recent Venus for Star WASP-47 distance : 0.800 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star WASP-47 distance : 1.013 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star WASP-47 distance : 0.978 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star WASP-47 distance : 1.072 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star WASP-47 distance : 1.800 AU
    Kopparapu's Outer Boundary for Early Mars for Star WASP-47 distance : 1.898 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-47)



  • Original Kopparapu Recent Venus for Star WASP-47 distance : 0.797 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-47 distance : 1.041 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-47 distance : 1.055 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-47 distance : 1.831 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-47 distance : 1.904 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-47)



    (Position in Stellar Map of star WASP-47 )



    (Zoomed position in Stellar Map of star WASP-47 (zoom level 3))

    (Synthetic Spectrum of star K2-26*)
    *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