Imaginary Picture of HD 159243 b
/
Exoplanet Name : HD 159243 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 1.1300 (Mjup) 359.2699 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1100 (AU) 0.1100 (AU Est.)
Eccentricity : 0.0200
Orbital Period(Yrs) 0.0346
Orbital Period(Observed/Estimated) 12.62 (Days Obs.) 12.56 (Days Est.)
Star Radiation at Atmospheric Boundary: 167528.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 903.0 (K)
Blackbody T 0.3(K) 848.0 (K)
Blackbody T 0.7(K) 686.1 (K)
Tidally Locked Blackbody T 0.1(K) 1073.8 (K)
Tidally Locked Blackbody T 0.3(K) 1008.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 159243
Alternate Name :
Star Distance(LY) : 241.8
Stellar Radius(Rsun) : 1.1 (Rsun Estimated)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 1.2 (GY)
Temperature : 6123 (K)
Spectral type : G0V
Metalicity : 0.1
Absolute Magnitude: 4.3
Apparent Magnitude: 8.7
Right Ascension(RA) 263.3398
Declination (DEC) 5.7008
Hubble Space Telescope Guide Star Catalog (GSC) ID 00426-01099
Discovered by
Discovery Paper - Authors "C. Moutou, G. Hebrard, F.Bouchy, L. Arnold, N.C. Santos, N. Astudillo-Defru, I. Boisse, X. Bonfils, S. Borgniet, X. Delfosse, R.F. Diaz, D. Ehrenreich, T. Forveille, J. Gregorio, O. Labrevoir, A.M. Lagrange, G. Montagnier, M. Montalto, F. Pepe, J. Sahlmann, A. Santerne, D. Segransan, S. Udry, M. Vanhuysse"
Discovery Paper - Title The SOPHIE search for northern extrasolar planets: VI. Three new hot Jupiters in multi-planet extrasolar systems
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+159243+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%20159243%20b/
HD 159243 b
HD 159243 b

  • HD 159243 b is an exoplanet orbiting the star HD 159243, located about 241.8 light-years (74.1 pc) away from Solar System. Its discovery was publicly announced on 2013.
  • The host star HD 159243 has apparent magnitude of 8.7, with absolute magnitude of 4.3.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 6123 with its spectral types of G0V
  • In this planetary system, the extrasolar planet HD 159243 b orbits around the star HD 159243 every 12.6 days with its orbital distance of 0.11 AU ( 16455765.8 km)
  • (Projected orbit of HD 159243 b around its host star HD 159243)


  • The Star HD 159243 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.881 AU ( 131762886.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.217 AU ( 182130743.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.855 AU ( 277526947.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.730 AU ( 408393061.1 km)
  • Radiation at Planetary Boundary of HD 159243 b : 167528.78 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 159243)



  • Kopparapu Recent Venus for Star HD 159243 distance : 0.894 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 159243 distance : 1.132 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 159243 distance : 1.093 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 159243 distance : 1.198 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 159243 distance : 1.983 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 159243 distance : 2.091 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 159243)



  • Original Kopparapu Recent Venus for Star HD 159243 distance : 0.902 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 159243 distance : 1.162 AU
  • Original Kopparapu Moist Greenhouse for Star HD 159243 distance : 1.193 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 159243 distance : 2.018 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 159243 distance : 2.099 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 159243)



    (Position in Stellar Map of star HD 159243 and its Exoplanet HD 159243 b)



    (Zoomed position in Stellar Map of star HD 159243 and its Exoplanet HD 159243 b (zoom level 3))