Imaginary Picture of HD 136118 b

Display orbital revolution of HD 136118 b around the hoststar HD 136118
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Exoplanet Name : HD 136118 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 42.0000 (Mjup) 13353.3960 (Mearth)
Semi Major Axis / Orbital Distance Calculated 1.4500 (AU) 1.4500 (AU Est.)
Eccentricity : 0.3520
Orbital Period(Yrs) 3.3100
Orbital Period(Observed/Estimated) 1209.00 (Days Obs.) 572.71 (Days Est.)
Surface Gravity (G Earth) 128.9582
Star Radiation at Atmospheric Boundary: 2437.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 313.6 (K)
Blackbody T 0.3(K) 294.5 (K)
Blackbody T 0.7(K) 238.3 (K)
Tidally Locked Blackbody T 0.1(K) 372.9 (K)
Tidally Locked Blackbody T 0.3(K) 350.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Default
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 136118
Alternate Name :
Star Distance(LY) : 168.0
Stellar Radius(Rsun) : 1.7 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 0.3 (Msun Estimated)
Star Age : 4.3 (GY)
Temperature : 6095 (K)
Spectral type : F9 V
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.1
Absolute Magnitude: 3.4
Apparent Magnitude: 6.9
Right Ascension(RA) 229.7311
Declination (DEC) -1.5922
Hubble Space Telescope Guide Star Catalog (GSC) ID 05002-00997
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+136118+&submit=SIMBAD+search
Open Exoplanet Database Link
HD 136118 b
HD 136118 b

  • HD 136118 b is an exoplanet orbiting the star HD 136118, located about 168.0 light-years (51.5 pc) away from Solar System. Its discovery was publicly announced on 2002.
  • The host star HD 136118 has apparent magnitude of 6.9, with absolute magnitude of 3.4.
  • It is 1.2 times more massive and 1.7 times bigger compared with our Sun. The surface temperature is 6095 with its spectral types of F9 V
  • In this planetary system, the extrasolar planet HD 136118 b orbits around the star HD 136118 every 1209.0 days with its orbital distance of 1.45 AU ( 216916912.5 km)
  • (Projected orbit of HD 136118 b around its host star HD 136118)


  • The Star HD 136118 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.400 AU ( 209485892.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.936 AU ( 289564248.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.949 AU ( 441231833.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.340 AU ( 649291972.5 km)
  • Radiation at Planetary Boundary of HD 136118 b : 2437.04 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 136118)



  • Kopparapu Recent Venus for Star HD 136118 distance : 1.424 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 136118 distance : 1.803 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 136118 distance : 1.741 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 136118 distance : 1.908 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 136118 distance : 3.160 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 136118 distance : 3.333 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 136118)



  • Original Kopparapu Recent Venus for Star HD 136118 distance : 1.435 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 136118 distance : 1.851 AU
  • Original Kopparapu Moist Greenhouse for Star HD 136118 distance : 1.899 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 136118 distance : 3.216 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 136118 distance : 3.345 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 136118)



    (Position in Stellar Map of star HD 136118 and its Exoplanet HD 136118 b)



    (Zoomed position in Stellar Map of star HD 136118 and its Exoplanet HD 136118 b (zoom level 3))

    (Synthetic Spectrum of star HD 136118*)
    *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