Imaginary Picture of HD 16175 b
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Exoplanet Name : HD 16175 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 4.7700 (Mjup) 1516.5643 (Mearth)
Semi Major Axis / Orbital Distance Calculated 2.1480 (AU) 2.1480 (AU Est.)
Eccentricity : 0.6370
Orbital Period(Yrs) 2.7252
Orbital Period(Observed/Estimated) 995.40 (Days Obs.) 989.63 (Days Est.)
Star Radiation at Atmospheric Boundary: 1222.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 263.9 (K)
Blackbody T 0.3(K) 247.8 (K)
Blackbody T 0.7(K) 200.5 (K)
Tidally Locked Blackbody T 0.1(K) 313.8 (K)
Tidally Locked Blackbody T 0.3(K) 294.7 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 16175
Alternate Name :
Star Distance(LY) : 190.3
Stellar Radius(Rsun) : 1.9 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 1.3 (Msun Estimated)
Star Age : 5.3 (GY)
Temperature : 6022 (K)
Spectral type : G0
Metalicity : 0.4
Absolute Magnitude: 3.5
Apparent Magnitude: 7.3
Right Ascension(RA) 39.2580
Declination (DEC) 42.0625
Hubble Space Telescope Guide Star Catalog (GSC) ID 02840-01669
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+16175+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%2016175%20b/
HD 16175 b
HD 16175 b

  • HD 16175 b is an exoplanet orbiting the star HD 16175, located about 190.3 light-years (58.3 pc) away from Solar System. Its discovery was publicly announced on 2007.
  • The host star HD 16175 has apparent magnitude of 7.3, with absolute magnitude of 3.5.
  • It is 1.4 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 6022 with its spectral types of G0
  • In this planetary system, the extrasolar planet HD 16175 b orbits around the star HD 16175 every 995.4 days with its orbital distance of 2.15 AU ( 321336226.3 km)
  • (Projected orbit of HD 16175 b around its host star HD 16175)


  • The Star HD 16175 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.469 AU ( 219776484.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.031 AU ( 303788535.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.094 AU ( 462906499.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.553 AU ( 681187193.0 km)
  • Radiation at Planetary Boundary of HD 16175 b : 1222.31 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 16175)



  • Kopparapu Recent Venus for Star HD 16175 distance : 1.500 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 16175 distance : 1.900 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 16175 distance : 1.835 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 16175 distance : 2.011 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 16175 distance : 3.335 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 16175 distance : 3.518 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 16175)



  • Original Kopparapu Recent Venus for Star HD 16175 distance : 1.510 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 16175 distance : 1.951 AU
  • Original Kopparapu Moist Greenhouse for Star HD 16175 distance : 1.998 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 16175 distance : 3.394 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 16175 distance : 3.530 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 16175)



    (Position in Stellar Map of star HD 16175 and its Exoplanet HD 16175 b)



    (Zoomed position in Stellar Map of star HD 16175 and its Exoplanet HD 16175 b (zoom level 3))