Imaginary Picture of WASP-109 b

Display orbital revolution of WASP-109 b around the hoststar WASP-109
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Exoplanet Name : WASP-109 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.4430 (Rjup) 16.1746 (Rearth)
Mass (Mjup / Me): 0.9100 (Mjup) 289.3236 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0463 (AU) 0.0463 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0091
Orbital Period(Observed/Estimated) 3.32 (Days Obs.) 3.32 (Days Est.)
Surface Gravity (G Earth) 1.1059
Star Radiation at Atmospheric Boundary: 1872937.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1651.1 (K)
Blackbody T 0.3(K) 1550.6 (K)
Blackbody T 0.7(K) 1254.6 (K)
Tidally Locked Blackbody T 0.1(K) 1963.5 (K)
Tidally Locked Blackbody T 0.3(K) 1843.9 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : WASP-109
Alternate Name :
Star Distance(LY) : 1128.6
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 2.6 (GY)
Temperature : 6520 (K)
Spectral type : F4
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 3.7
Apparent Magnitude: 11.4
Right Ascension(RA) 232.0542
Declination (DEC) -16.4108
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "D. R. Anderson,D. J. A. Brown, A. Collier Cameron, L. Delrez, A. Fumel, M. Gillon, C. Hellier, E. Jehin, M. Lendl, P. F. L. Maxted, M. Neveu-VanMall F. Pepe, D. Pollacco, D. Queloz, P. Rojo, D. S¥¹¡£¥¹¥åegransan, A. M. Serenelli, B. Smalley, A. M. S. Smith J. Southworth, A. H. M. J. Triaud, O. D. Turner, S. Udry, and R. G. West"
Discovery Paper - Title "Six newly-discovered hot Jupiters transiting F/G stars: WASP-87b, WASP-108b, WASP-109b, WASP-110b, WASP-111b & WASP-112b_"
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/WASP-109%20b/
WASP-109 b
WASP-109 b

  • WASP-109 b is an exoplanet orbiting the star WASP-109, located about 1128.6 light-years (346.0 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star WASP-109 has apparent magnitude of 11.4, with absolute magnitude of 3.7.
  • It is 1.2 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6520 with its spectral types of F4
  • In this planetary system, the extrasolar planet WASP-109 b orbits around the star WASP-109 every 3.3 days with its orbital distance of 0.05 AU ( 6926381.4 km)
  • (Projected orbit of WASP-109 b around its host star WASP-109)


  • The Star WASP-109 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.240 AU ( 185437841.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.713 AU ( 256323557.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.611 AU ( 390580377.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.842 AU ( 574756136.3 km)
  • Radiation at Planetary Boundary of WASP-109 b : 1872937.70 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WASP-109)



  • Kopparapu Recent Venus for Star WASP-109 distance : 1.229 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star WASP-109 distance : 1.556 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WASP-109 distance : 1.503 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star WASP-109 distance : 1.646 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-109 distance : 2.706 AU
  • Kopparapu Outer Boundary for Early Mars for Star WASP-109 distance : 2.854 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star WASP-109)



  • Original Kopparapu Recent Venus for Star WASP-109 distance : 1.250 AU
  • Original Kopparapu Runaway Greenhouse for Star WASP-109 distance : 1.595 AU
  • Original Kopparapu Moist Greenhouse for Star WASP-109 distance : 1.654 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WASP-109 distance : 2.755 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star WASP-109 distance : 2.865 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star WASP-109)



    (Position in Stellar Map of star WASP-109 and its Exoplanet WASP-109 b)



    (Zoomed position in Stellar Map of star WASP-109 and its Exoplanet WASP-109 b (zoom level 3))

    (Synthetic Spectrum of star WASP-109*)
    *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