Imaginary Picture of HIP 26196 b

Display orbital revolution of HIP 26196 b around the hoststar HIP 26196
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Exoplanet Name : HIP 26196 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 62.5470 (Mjup) 19886.0681 (Mearth)
Semi Major Axis / Orbital Distance Calculated 4.3780 (AU) 4.3780 (AU Est.)
Eccentricity : 0.4650
Orbital Period(Yrs) 10.7241
Orbital Period(Observed/Estimated) 3917.10 (Days Obs.) 4087.58 (Days Est.)
Surface Gravity (G Earth) 192.0464
Star Radiation at Atmospheric Boundary: 12.2 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 83.4 (K)
Blackbody T 0.3(K) 78.3 (K)
Blackbody T 0.7(K) 63.4 (K)
Tidally Locked Blackbody T 0.1(K) 99.2 (K)
Tidally Locked Blackbody T 0.3(K) 93.1 (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 26196
Alternate Name : "HD 244957, GJ 3355"
Star Distance(LY) : 107.0
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4258 (K)
Spectral type : K7V
UV portion[%]: 0.9
Visible portion[%]: 27.3
IR portion[%]: 71.8
Metalicity : 0.0
Absolute Magnitude: 7.5
Apparent Magnitude: 10.1
Right Ascension(RA) 83.7536
Declination (DEC) 28.0985
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 26196 b
HIP 26196 b
  • HIP 26196 b is an exoplanet orbiting the star HIP 26196, located about 107.0 light-years (32.8 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star HIP 26196 has apparent magnitude of 10.1, with absolute magnitude of 7.5.
  • It is 0.7 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4258 with its spectral types of K7V
  • In this planetary system, the extrasolar planet HIP 26196 b orbits around the star HIP 26196 every 3917.1 days with its orbital distance of 4.38 AU ( 654939477.9 km)
    • (Projected orbit of HIP 26196 b around its host star HIP 26196)


  • The Star HIP 26196 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.299 AU ( 44715087.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.413 AU ( 61807936.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.630 AU ( 94181616.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.926 AU ( 138592374.7 km)
  • Radiation at Planetary Boundary of HIP 26196 b : 12.18 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HIP 26196)



  • Kopparapu Recent Venus for Star HIP 26196 distance : 0.333 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HIP 26196 distance : 0.421 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HIP 26196 distance : 0.407 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HIP 26196 distance : 0.447 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 26196 distance : 0.789 AU
  • Kopparapu Outer Boundary for Early Mars for Star HIP 26196 distance : 0.832 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HIP 26196)



  • Original Kopparapu Recent Venus for Star HIP 26196 distance : 0.328 AU
  • Original Kopparapu Runaway Greenhouse for Star HIP 26196 distance : 0.435 AU
  • Original Kopparapu Moist Greenhouse for Star HIP 26196 distance : 0.434 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 26196 distance : 0.802 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HIP 26196 distance : 0.834 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HIP 26196)



    (Position in Stellar Map of star HIP 26196 and its Exoplanet HIP 26196 b)



    (Zoomed position in Stellar Map of star HIP 26196 and its Exoplanet HIP 26196 b (zoom level 3))

    (Synthetic Spectrum of star HIP 26196*)
    *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