Imaginary Picture of HII 1348 b

Display orbital revolution of HII 1348 b around the hoststar HII 1348
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Exoplanet Name : HII 1348 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 59.0000 (Mjup) 18758.3420 (Mearth)
Semi Major Axis / Orbital Distance Calculated 138.0000 (AU) 138.0000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 617326.53 (Days Est.)
Surface Gravity (G Earth) 181.1556
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 14.4 (K)
Blackbody T 0.3(K) 13.5 (K)
Blackbody T 0.7(K) 10.9 (K)
Tidally Locked Blackbody T 0.1(K) 17.1 (K)
Tidally Locked Blackbody T 0.3(K) 16.1 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Imaging
Mass Detection : Spectrum
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HII 1348
Alternate Name :
Star Distance(LY) : 414.2
Stellar Radius(Rsun) : 0.7 (Rsun Estimated)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4400 (K)
Spectral type : K5V
UV portion[%]: 1.2
Visible portion[%]: 29.4
IR portion[%]: 69.4
Metalicity : 0.0
Absolute Magnitude: 7.3
Apparent Magnitude: 12.8
Right Ascension(RA) 56.8253
Declination (DEC) 24.3908
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HII+1348+&submit=SIMBAD+search
Open Exoplanet Database Link
HII 1348 b
HII 1348 b

  • HII 1348 b is an exoplanet orbiting the star HII 1348, located about 414.2 light-years (127.0 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star HII 1348 has apparent magnitude of 12.8, with absolute magnitude of 7.3.
  • It is 0.9 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4400 with its spectral types of K5V
  • (Projected orbit of HII 1348 b around its host star HII 1348)


  • The Star HII 1348 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.280 AU ( 41904321.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.387 AU ( 57922723.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.590 AU ( 88261412.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.868 AU ( 129880535.3 km)
  • Radiation at Planetary Boundary of HII 1348 b : 0.01 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HII 1348)



  • Kopparapu Recent Venus for Star HII 1348 distance : 0.310 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HII 1348 distance : 0.393 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HII 1348 distance : 0.380 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HII 1348 distance : 0.417 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HII 1348 distance : 0.731 AU
  • Kopparapu Outer Boundary for Early Mars for Star HII 1348 distance : 0.771 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HII 1348)



  • Original Kopparapu Recent Venus for Star HII 1348 distance : 0.306 AU
  • Original Kopparapu Runaway Greenhouse for Star HII 1348 distance : 0.406 AU
  • Original Kopparapu Moist Greenhouse for Star HII 1348 distance : 0.405 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HII 1348 distance : 0.743 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HII 1348 distance : 0.773 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HII 1348)



    (Position in Stellar Map of star HII 1348 and its Exoplanet HII 1348 b)



    (Zoomed position in Stellar Map of star HII 1348 and its Exoplanet HII 1348 b (zoom level 3))

    (Synthetic Spectrum of star HII 1348*)
    *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