Imaginary Picture of HIP 14729 b

Display orbital revolution of HIP 14729 b around the hoststar HIP 14729
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Exoplanet Name : HIP 14729 b
Alternate Name : BD+11 444 b
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 56.9880 (Mjup) 18118.6507 (Mearth)
Semi Major Axis / Orbital Distance Calculated 5.0980 (AU) 5.0980 (AU Est.)
Eccentricity : 0.1780
Orbital Period(Yrs) 13.9262
Orbital Period(Observed/Estimated) 5086.70 (Days Obs.) 5098.42 (Days Est.)
Surface Gravity (G Earth) 174.9778
Star Radiation at Atmospheric Boundary: 11.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 82.1 (K)
Blackbody T 0.3(K) 77.1 (K)
Blackbody T 0.7(K) 62.4 (K)
Tidally Locked Blackbody T 0.1(K) 97.6 (K)
Tidally Locked Blackbody T 0.3(K) 91.6 (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 : HIP 14729
Alternate Name : BD+11 444
Star Distance(LY) : 94.3
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4362 (K)
Spectral type : K6V
UV portion[%]: 1.1
Visible portion[%]: 28.6
IR portion[%]: 70.2
Metalicity : 0.0
Absolute Magnitude: 7.1
Apparent Magnitude: 9.4
Right Ascension(RA) 47.5632
Declination (DEC) 12.0503
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
HIP 14729 b
HIP 14729 b

  • HIP 14729 b is an exoplanet orbiting the star HIP 14729, located about 94.3 light-years (28.9 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star HIP 14729 has apparent magnitude of 9.4, with absolute magnitude of 7.1.
  • It is 0.7 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4362 with its spectral types of K6V
  • In this planetary system, the extrasolar planet HIP 14729 b orbits around the star HIP 14729 every 5086.7 days with its orbital distance of 5.10 AU ( 762649944.8 km)
  • (Projected orbit of HIP 14729 b around its host star HIP 14729)


  • The Star HIP 14729 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.337 AU ( 50440889.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.466 AU ( 69722491.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.710 AU ( 106241647.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.045 AU ( 156339238.2 km)
  • Radiation at Planetary Boundary of HIP 14729 b : 11.43 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HIP 14729)



  • Kopparapu Recent Venus for Star HIP 14729 distance : 0.374 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HIP 14729 distance : 0.474 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HIP 14729 distance : 0.457 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HIP 14729 distance : 0.502 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 14729 distance : 0.883 AU
  • Kopparapu Outer Boundary for Early Mars for Star HIP 14729 distance : 0.931 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HIP 14729)



  • Original Kopparapu Recent Venus for Star HIP 14729 distance : 0.369 AU
  • Original Kopparapu Runaway Greenhouse for Star HIP 14729 distance : 0.489 AU
  • Original Kopparapu Moist Greenhouse for Star HIP 14729 distance : 0.488 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 14729 distance : 0.897 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HIP 14729 distance : 0.933 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HIP 14729)



    (Position in Stellar Map of star HIP 14729 and its Exoplanet HIP 14729 b)



    (Zoomed position in Stellar Map of star HIP 14729 and its Exoplanet HIP 14729 b (zoom level 3))

    (Synthetic Spectrum of star HIP 14729*)
    *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