Imaginary Picture of AB Pic b

Display orbital revolution of AB Pic b around the hoststar AB Pic
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Exoplanet Name : AB Pic b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 13.5000 (Mjup) 4292.1630 (Mearth)
Semi Major Axis / Orbital Distance Calculated 275.0000 (AU) 275.0000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 1595423.62 (Days Est.)
Surface Gravity (G Earth) 41.4508
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 12.0 (K)
Blackbody T 0.3(K) 11.3 (K)
Blackbody T 0.7(K) 9.1 (K)
Tidally Locked Blackbody T 0.1(K) 14.3 (K)
Tidally Locked Blackbody T 0.3(K) 13.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Imaging
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : AB Pic
Alternate Name :
Star Distance(LY) : 163.7
Stellar Radius(Rsun) : 0.8 (Rsun Estimated)
Stellar Mass(Msun) : 1.1 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4875 (K)
Spectral type : K2 V
UV portion[%]: 2.7
Visible portion[%]: 35.9
IR portion[%]: 61.4
Metalicity : -0.6
Absolute Magnitude: 5.7
Apparent Magnitude: 9.2
Right Ascension(RA) 94.8038
Declination (DEC) -58.0542
Hubble Space Telescope Guide Star Catalog (GSC) ID 08542-00384
Discovered by
Discovery Paper - Authors "Chauvin,.; Lagrange,.-M.; Zuckerman,.; Dumas,.; Mouillet,.; Song,.; Beuzit,.-L.; Lowrance,.; Bessell,.."
Discovery Paper - Title A companion to AB Pic at the planet/brown dwarf boundary
Discovery Paper - Journal "A&A 438, L29-L32 (2005) DOI: 10.1051/0004-6361:200500111"
Discovery Paper - URL http://www.aanda.org/articles/aa/ps/2005/30/aahc231.ps.gz
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=AB+Pic+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/AB%20Pic%20b/
AB Pic b
AB Pic b

  • AB Pic b is an exoplanet orbiting the star AB Pic, located about 163.7 light-years (50.2 pc) away from Solar System. Its discovery was publicly announced on 2005.
  • The host star AB Pic has apparent magnitude of 9.2, with absolute magnitude of 5.7.
  • It is 1.1 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4875 with its spectral types of K2 V
  • (Projected orbit of AB Pic b around its host star AB Pic)


  • The Star AB Pic 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.389 AU ( 58265595.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.538 AU ( 80538279.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.820 AU ( 122722514.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.207 AU ( 180591555.7 km)
  • Radiation at Planetary Boundary of AB Pic b : 0.01 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star AB Pic)



  • Kopparapu Recent Venus for Star AB Pic distance : 0.424 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star AB Pic distance : 0.537 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star AB Pic distance : 0.518 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star AB Pic distance : 0.569 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star AB Pic distance : 0.977 AU
  • Kopparapu Outer Boundary for Early Mars for Star AB Pic distance : 1.031 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star AB Pic)



  • Original Kopparapu Recent Venus for Star AB Pic distance : 0.419 AU
  • Original Kopparapu Runaway Greenhouse for Star AB Pic distance : 0.553 AU
  • Original Kopparapu Moist Greenhouse for Star AB Pic distance : 0.554 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star AB Pic distance : 0.994 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star AB Pic distance : 1.033 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star AB Pic)



    (Position in Stellar Map of star AB Pic and its Exoplanet AB Pic b)



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

    (Synthetic Spectrum of star AB Pic*)
    *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