Imaginary Picture of HD 110537 b

Display orbital revolution of HD 110537 b around the hoststar HD 110537
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Exoplanet Name : HD 110537 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 27.0990 (Mjup) 8615.8019 (Mearth)
Semi Major Axis / Orbital Distance Calculated 16.7140 (AU) 16.7140 (AU Est.)
Eccentricity : 0.4010
Orbital Period(Yrs) 66.9926
Orbital Period(Observed/Estimated) 24469.70 (Days Obs.) 24712.16 (Days Est.)
Surface Gravity (G Earth) 83.2057
Star Radiation at Atmospheric Boundary: 6.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 70.9 (K)
Blackbody T 0.3(K) 66.6 (K)
Blackbody T 0.7(K) 53.9 (K)
Tidally Locked Blackbody T 0.1(K) 84.4 (K)
Tidally Locked Blackbody T 0.3(K) 79.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : "Radial Velocity, Astrometry"
Mass Detection : Astrometry
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 110537
Alternate Name :
Star Distance(LY) : 147.1
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5718 (K)
Spectral type : G3V
UV portion[%]: 7.7
Visible portion[%]: 44.5
IR portion[%]: 47.8
Metalicity : 0.1
Absolute Magnitude: 4.6
Apparent Magnitude: 7.8
Right Ascension(RA) 190.7472
Declination (DEC) -4.0493
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
HD 110537 b
HD 110537 b

  • HD 110537 b is an exoplanet orbiting the star HD 110537, located about 147.1 light-years (45.1 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star HD 110537 has apparent magnitude of 7.8, with absolute magnitude of 4.6.
  • It is 1.0 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 5718 with its spectral types of G3V
  • In this planetary system, the extrasolar planet HD 110537 b orbits around the star HD 110537 every 24469.7 days with its orbital distance of 16.71 AU ( 2500378810.9 km)
  • (Projected orbit of HD 110537 b around its host star HD 110537)


  • The Star HD 110537 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.826 AU ( 123550630.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.142 AU ( 170779258.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.740 AU ( 260229796.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.560 AU ( 382939545.7 km)
  • Radiation at Planetary Boundary of HD 110537 b : 6.38 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 110537)



  • Kopparapu Recent Venus for Star HD 110537 distance : 0.859 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 110537 distance : 1.088 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 110537 distance : 1.051 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 110537 distance : 1.152 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 110537 distance : 1.924 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 110537 distance : 2.030 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 110537)



  • Original Kopparapu Recent Venus for Star HD 110537 distance : 0.859 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 110537 distance : 1.118 AU
  • Original Kopparapu Moist Greenhouse for Star HD 110537 distance : 1.137 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 110537 distance : 1.958 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 110537 distance : 2.036 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 110537)



    (Position in Stellar Map of star HD 110537 and its Exoplanet HD 110537 b)



    (Zoomed position in Stellar Map of star HD 110537 and its Exoplanet HD 110537 b (zoom level 3))

    (Synthetic Spectrum of star HD 110537*)
    *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