Imaginary Picture of HD 156279 b
/
Exoplanet Name : HD 156279 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 9.7100 (Mjup) 3087.1780 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.4950 (AU) 0.4950 (AU Est.)
Eccentricity : 0.7080
Orbital Period(Yrs) 0.3588
Orbital Period(Observed/Estimated) 131.05 (Days Obs.) 131.90 (Days Est.)
Star Radiation at Atmospheric Boundary: 3503.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 343.4 (K)
Blackbody T 0.3(K) 322.5 (K)
Blackbody T 0.7(K) 260.9 (K)
Tidally Locked Blackbody T 0.1(K) 408.3 (K)
Tidally Locked Blackbody T 0.3(K) 383.5 (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 156279
Alternate Name :
Star Distance(LY) : 119.1
Stellar Radius(Rsun) : 0.9 (Rsun Estimated)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 4.0 (GY)
Temperature : 5453 (K)
Spectral type : K0
Metalicity : 0.1
Absolute Magnitude: 5.3
Apparent Magnitude: 8.1
Right Ascension(RA) 258.0967
Declination (DEC) 63.3522
Hubble Space Telescope Guide Star Catalog (GSC) ID 04202-00656
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+156279+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%20156279%20b/
HD 156279 b
HD 156279 b

  • HD 156279 b is an exoplanet orbiting the star HD 156279, located about 119.1 light-years (36.5 pc) away from Solar System. Its discovery was publicly announced on 2011.
  • The host star HD 156279 has apparent magnitude of 8.1, with absolute magnitude of 5.3.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5453 with its spectral types of K0
  • In this planetary system, the extrasolar planet HD 156279 b orbits around the star HD 156279 every 131.1 days with its orbital distance of 0.49 AU ( 74050946.0 km)
  • (Projected orbit of HD 156279 b around its host star HD 156279)


  • The Star HD 156279 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.573 AU ( 85743214.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.792 AU ( 118519530.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.207 AU ( 180597536.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.776 AU ( 265757185.8 km)
  • Radiation at Planetary Boundary of HD 156279 b : 3503.30 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 156279)



  • Kopparapu Recent Venus for Star HD 156279 distance : 0.605 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 156279 distance : 0.767 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 156279 distance : 0.740 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 156279 distance : 0.812 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 156279 distance : 1.367 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 156279 distance : 1.442 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 156279)



  • Original Kopparapu Recent Venus for Star HD 156279 distance : 0.603 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 156279 distance : 0.789 AU
  • Original Kopparapu Moist Greenhouse for Star HD 156279 distance : 0.797 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 156279 distance : 1.391 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 156279 distance : 1.446 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 156279)



    (Position in Stellar Map of star HD 156279 and its Exoplanet HD 156279 b)



    (Zoomed position in Stellar Map of star HD 156279 and its Exoplanet HD 156279 b (zoom level 3))