Imaginary Picture of HD 154672 b

Display orbital revolution of HD 154672 b around the hoststar HD 154672
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Exoplanet Name : HD 154672 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 5.0200 (Mjup) 1596.0488 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.6000 (AU) 0.6000 (AU Est.)
Eccentricity : 0.6100
Orbital Period(Yrs) 0.4487
Orbital Period(Observed/Estimated) 163.91 (Days Obs.) 164.88 (Days Est.)
Surface Gravity (G Earth) 15.4136
Star Radiation at Atmospheric Boundary: 5856.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 390.4 (K)
Blackbody T 0.3(K) 366.7 (K)
Blackbody T 0.7(K) 296.7 (K)
Tidally Locked Blackbody T 0.1(K) 464.3 (K)
Tidally Locked Blackbody T 0.3(K) 436.0 (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 154672
Alternate Name :
Star Distance(LY) : 202.3
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 9.3 (GY)
Temperature : 5714 (K)
Spectral type : G3IV
UV portion[%]: 7.6
Visible portion[%]: 44.5
IR portion[%]: 47.9
Metalicity : 0.3
Absolute Magnitude: 4.3
Apparent Magnitude: 8.2
Right Ascension(RA) 257.5205
Declination (DEC) -56.4492
Hubble Space Telescope Guide Star Catalog (GSC) ID 08735-01768
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+154672+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%20154672%20b/
HD 154672 b
HD 154672 b

  • HD 154672 b is an exoplanet orbiting the star HD 154672, located about 202.3 light-years (62.0 pc) away from Solar System. Its discovery was publicly announced on 2008.
  • The host star HD 154672 has apparent magnitude of 8.2, with absolute magnitude of 4.3.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5714 with its spectral types of G3IV
  • In this planetary system, the extrasolar planet HD 154672 b orbits around the star HD 154672 every 163.9 days with its orbital distance of 0.60 AU ( 89758722.4 km)
  • (Projected orbit of HD 154672 b around its host star HD 154672)


  • The Star HD 154672 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.898 AU ( 134382372.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.242 AU ( 185751557.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.892 AU ( 283044267.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.784 AU ( 416512038.5 km)
  • Radiation at Planetary Boundary of HD 154672 b : 5856.94 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 154672)



  • Kopparapu Recent Venus for Star HD 154672 distance : 0.935 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 154672 distance : 1.184 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 154672 distance : 1.143 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 154672 distance : 1.253 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 154672 distance : 2.094 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 154672 distance : 2.208 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 154672)



  • Original Kopparapu Recent Venus for Star HD 154672 distance : 0.935 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 154672 distance : 1.216 AU
  • Original Kopparapu Moist Greenhouse for Star HD 154672 distance : 1.237 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 154672 distance : 2.130 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 154672 distance : 2.215 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 154672)



    (Position in Stellar Map of star HD 154672 and its Exoplanet HD 154672 b)



    (Zoomed position in Stellar Map of star HD 154672 and its Exoplanet HD 154672 b (zoom level 3))

    (Synthetic Spectrum of star HD 154672*)
    *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