Imaginary Picture of WASP-82 b

Display orbital revolution of WASP-82 b around the hoststar WASP-82
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Exoplanet Name : WASP-82 b
Alternate Name :
Radius (Rjup / Re): 1.6700 (Rjup) 18.7190 (Rearth)
Mass (Mjup / Me): 1.2400 (Mjup) 394.2431 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0447 (AU) 0.0447 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0074
Orbital Period(Observed/Estimated) 2.71 (Days Obs.) 2.70 (Days Est.)
Surface Gravity (G Earth) 1.1251
Star Radiation at Atmospheric Boundary: 5206623.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 2132.0 (K)
Blackbody T 0.3(K) 2002.1 (K)
Blackbody T 0.7(K) 1619.9 (K)
Tidally Locked Blackbody T 0.1(K) 2535.4 (K)
Tidally Locked Blackbody T 0.3(K) 2381.0 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : WASP-82
Alternate Name :
Star Distance(LY) : 906.0
Stellar Radius(Rsun) : 2.2 (Rsun Measured)
Stellar Mass(Msun) : 1.6 (Msun Measured) 1.6 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6500 (K)
Spectral type : F5
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 2.9
Apparent Magnitude: 10.1
Right Ascension(RA) 72.6607
Declination (DEC) 1.8939
Hubble Space Telescope Guide Star Catalog (GSC) ID 00088-00057
Discovered by
Discovery Paper - Authors "R.G. West, J.-M. Almenara, D.R. Anderson, F. Bouchy, D. J. A. Brown, A. Collier Cameron, M. Deleuil, L. Delrez, A. P. Doyle, F. Faedi, A. Fumel, M. Gillon, G. Hebrard, C. Hellier, E. Jehin, M. Lendl, P.F.L. Maxted, F. Pepe, D. Pollacco, D. Queloz, D. Segransan, B. Smalley, A.M.S. Smith, A.H.M.J. Triaud, S. Udry"
Discovery Paper - Title "Three irradiated and bloated hot Jupiters: WASP-76b, WASP-82b & WASP-90b"
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=WASP-82+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/WASP-82%20b/
WASP-82 b
WASP-82 b

  • WASP-82 b is an exoplanet orbiting the star WASP-82, located about 906.0 light-years (277.8 pc) away from Solar System. Its discovery was publicly announced on 2013.
  • The host star WASP-82 has apparent magnitude of 10.1, with absolute magnitude of 2.9.
  • It is 1.6 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 6500 with its spectral types of F5
  • In this planetary system, the extrasolar planet WASP-82 b orbits around the star WASP-82 every 2.7 days with its orbital distance of 0.04 AU ( 6687024.8 km)
  • (Projected orbit of WASP-82 b around its host star WASP-82)


  • The Star WASP-82 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.995 AU ( 298497927.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.758 AU ( 412602141.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.203 AU ( 628714355.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 6.184 AU ( 925180716.5 km)
  • Radiation at Planetary Boundary of WASP-82 b : 5206623.55 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-82)



  • Kopparapu Recent Venus for Star WASP-82 distance : 1.980 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-82 distance : 2.508 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-82 distance : 2.422 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-82 distance : 2.653 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-82 distance : 4.362 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-82 distance : 4.601 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-82)



  • Original Kopparapu Recent Venus for Star WASP-82 distance : 2.014 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-82 distance : 2.571 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-82 distance : 2.665 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-82 distance : 4.441 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-82 distance : 4.619 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-82)



    (Position in Stellar Map of star WASP-82 and its Exoplanet WASP-82 b)



    (Zoomed position in Stellar Map of star WASP-82 and its Exoplanet WASP-82 b (zoom level 3))

    (Synthetic Spectrum of star WASP-82*)
    *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