Imaginary Picture of HAT-P-5 b
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Exoplanet Name : HAT-P-5 b
Alternate Name :
Radius (Rjup / Re): 1.2520 (Rjup) 14.0337 (Rearth)
Mass (Mjup / Me): 1.0600 (Mjup) 337.0143 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0408 (AU) 0.0408 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0076
Orbital Period(Observed/Estimated) 2.79 (Days Obs.) 2.79 (Days Est.)
Star Radiation at Atmospheric Boundary: 1202273.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1477.9 (K)
Blackbody T 0.3(K) 1387.9 (K)
Blackbody T 0.7(K) 1123.0 (K)
Tidally Locked Blackbody T 0.1(K) 1757.5 (K)
Tidally Locked Blackbody T 0.3(K) 1650.5 (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 : HAT-P-5
Alternate Name :
Star Distance(LY) : 1108.9
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 1.7 (GY)
Temperature : 5960 (K)
Spectral type : G1
Metalicity : 0.2
Absolute Magnitude: 4.3
Apparent Magnitude: 12.0
Right Ascension(RA) 67.2250
Declination (DEC) -21.4819
Hubble Space Telescope Guide Star Catalog (GSC) ID 02634-01087
Discovered by
Discovery Paper - Authors "G. AĦ­ . Bakos, A. Shporer, A. PaĦ­l, G. Torres, GeĦ­za KovaĦ­cs, D. W. Latham, T. Mazeh, A. Ofir, R. W. Noyes,D. D. Sasselov, F. Bouchy, F. Pont D. Queloz, S. Udry, G. Esquerdo, B. Sipo_cz, GaĦ­bor KovaĦ­cs, R. Stefanik,J. LaĦ­zaĦ­r, I. Papp, and P. SaĦ­ri"
Discovery Paper - Title HAT-P-5b: A JUPITER-LIKE HOT JUPITER TRANSITING A BRIGHT STAR
Discovery Paper - Journal "The Astrophysical Journal Letters,olume 671,umber 2"
Discovery Paper - URL http://iopscience.iop.org/article/10.1086/525022/meta
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HAT-P-5+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HAT-P-5%20b/
HAT-P-5 b
HAT-P-5 b

  • HAT-P-5 b is an exoplanet orbiting the star HAT-P-5, located about 1108.9 light-years (340.0 pc) away from Solar System. Its discovery was publicly announced on 2007.
  • The host star HAT-P-5 has apparent magnitude of 12.0, with absolute magnitude of 4.3.
  • It is 1.2 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5960 with its spectral types of G1
  • In this planetary system, the extrasolar planet HAT-P-5 b orbits around the star HAT-P-5 every 2.8 days with its orbital distance of 0.04 AU ( 6102097.1 km)
  • (Projected orbit of HAT-P-5 b around its host star HAT-P-5)


  • The Star HAT-P-5 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.875 AU ( 130891395.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.209 AU ( 180926114.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.843 AU ( 275691358.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.712 AU ( 405691911.9 km)
  • Radiation at Planetary Boundary of HAT-P-5 b : 1202273.76 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HAT-P-5)



  • Kopparapu Recent Venus for Star HAT-P-5 distance : 0.897 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HAT-P-5 distance : 1.136 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HAT-P-5 distance : 1.097 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HAT-P-5 distance : 1.202 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HAT-P-5 distance : 1.997 AU
  • Kopparapu Outer Boundary for Early Mars for Star HAT-P-5 distance : 2.106 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HAT-P-5)



  • Original Kopparapu Recent Venus for Star HAT-P-5 distance : 0.901 AU
  • Original Kopparapu Runaway Greenhouse for Star HAT-P-5 distance : 1.166 AU
  • Original Kopparapu Moist Greenhouse for Star HAT-P-5 distance : 1.193 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HAT-P-5 distance : 2.032 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HAT-P-5 distance : 2.113 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HAT-P-5)



    (Position in Stellar Map of star HAT-P-5 and its Exoplanet HAT-P-5 b)



    (Zoomed position in Stellar Map of star HAT-P-5 and its Exoplanet HAT-P-5 b (zoom level 3))