Imaginary Picture of WASP-15 b
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Exoplanet Name : WASP-15 b
Alternate Name :
Radius (Rjup / Re): 1.4280 (Rjup) 16.0065 (Rearth)
Mass (Mjup / Me): 0.5420 (Mjup) 172.3224 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0499 (AU) 0.0499 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0103
Orbital Period(Observed/Estimated) 3.75 (Days Obs.) 3.75 (Days Est.)
Star Radiation at Atmospheric Boundary: 1692493.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1609.8 (K)
Blackbody T 0.3(K) 1511.8 (K)
Blackbody T 0.7(K) 1223.2 (K)
Tidally Locked Blackbody T 0.1(K) 1914.4 (K)
Tidally Locked Blackbody T 0.3(K) 1797.8 (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-15
Alternate Name :
Star Distance(LY) : 1004.6
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 3.9 (GY)
Temperature : 6300 (K)
Spectral type : F7
Metalicity : -0.2
Absolute Magnitude: 3.5
Apparent Magnitude: 10.9
Right Ascension(RA) 208.9279
Declination (DEC) -32.1597
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors "R. G. West, D. R. Anderson, M. Gillon, L. Hebb, C. Hellier, P. F. L. Maxted, D. Queloz, B. Smalley, A. H. M. J. Triaud, D. M. Wilson"
Discovery Paper - Title THE LOW DENSITY TRANSITING EXOPLANET WASP-15b
Discovery Paper - Journal "The Astronomical Journal,olume 137,umber 6"
Discovery Paper - URL http://iopscience.iop.org/article/10.1088/0004-6256/137/6/4834/meta
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=WASP-15+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/WASP-15%20b/
WASP-15 b
WASP-15 b

  • WASP-15 b is an exoplanet orbiting the star WASP-15, located about 1004.6 light-years (308.0 pc) away from Solar System. Its discovery was publicly announced on 2008.
  • The host star WASP-15 has apparent magnitude of 10.9, with absolute magnitude of 3.5.
  • It is 1.2 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 6300 with its spectral types of F7
  • In this planetary system, the extrasolar planet WASP-15 b orbits around the star WASP-15 every 3.8 days with its orbital distance of 0.05 AU ( 7464933.7 km)
  • (Projected orbit of WASP-15 b around its host star WASP-15)


  • The Star WASP-15 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.270 AU ( 189985172.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.755 AU ( 262609157.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.675 AU ( 400158239.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.936 AU ( 588850379.8 km)
  • Radiation at Planetary Boundary of WASP-15 b : 1692493.10 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-15)



  • Kopparapu Recent Venus for Star WASP-15 distance : 1.275 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-15 distance : 1.615 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-15 distance : 1.560 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-15 distance : 1.709 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-15 distance : 2.819 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-15 distance : 2.973 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-15)



  • Original Kopparapu Recent Venus for Star WASP-15 distance : 1.291 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-15 distance : 1.657 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-15 distance : 1.708 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-15 distance : 2.870 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-15 distance : 2.984 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-15)



    (Position in Stellar Map of star WASP-15 and its Exoplanet WASP-15 b)



    (Zoomed position in Stellar Map of star WASP-15 and its Exoplanet WASP-15 b (zoom level 3))