Imaginary Picture of kappa And b

Display orbital revolution of kappa And b around the hoststar kappa And
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Exoplanet Name : kappa And b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.2000 (Rjup) 13.4508 (Rearth)
Mass (Mjup / Me): 13.0000 (Mjup) 4133.1940 (Mearth)
Semi Major Axis / Orbital Distance Calculated 100.0000 (AU) 100.0000 (AU Est.)
Eccentricity : 0.6900
Orbital Period(Yrs) 588.6218
Orbital Period(Observed/Estimated) 215000.00 (Days Obs.) 218278.62 (Days Est.)
Surface Gravity (G Earth) 22.8449
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 1850.0 (K)
Blackbody T 0.1(K) 8.0 (K)
Blackbody T 0.3(K) 7.5 (K)
Blackbody T 0.7(K) 6.1 (K)
Tidally Locked Blackbody T 0.1(K) 9.5 (K)
Tidally Locked Blackbody T 0.3(K) 8.9 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Imaging
Mass Detection : Spectrum
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : kappa And
Alternate Name : "HD 222439, HR 8976, HIP 116805, 19 Andromedae"
Star Distance(LY) : 163.1
Stellar Radius(Rsun) : 2.3 (Rsun Measured)
Stellar Mass(Msun) : 2.8 (Msun Measured) 2.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 1127 (K)
Spectral type : B9IV
UV portion[%]: 0.1
Visible portion[%]: 4.9
IR portion[%]: 95.0
Metalicity : -0.4
Absolute Magnitude: 0.6
Apparent Magnitude: 4.1
Right Ascension(RA) 355.1021
Declination (DEC) 44.3339
Hubble Space Telescope Guide Star Catalog (GSC) ID 03244-01530
Discovered by
Discovery Paper - Authors "Hinkley,asha; Pueyo,aurent; Faherty,acqueline.; Oppenheimer,en.; Mamajek,ric.; Kraus,dam.; Rice,mily.; Ireland,ichael.; David,revor; Hillenbrand,ynne.; Vasisht,autam; Cady,ric; Brenner,ouglas; Veicht,aron; Nilsson,icky; Zimmerman,eil; Parry,an.; Beichman,harles; Dekany,ichard; Roberts,ennifer.; Roberts,ewis.,r.; Baranec,hristoph; Crepp,ustin.; Burruss,ick; Wallace,.ent; King,avid; Zhai,hengxing; Lockhart,homas; Shao,ichael; Soummer,_mi; Sivaramakrishnan,nand; Wilson,ouis."
Discovery Paper - Title "The ¥¹¥ò¥» Andromedae System: New Constraints on the Companion Mass, System Age, and Further Multiplicity"
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=kappa+And+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kappa%20And%20b/
kappa And b
kappa And b
  • kappa And b is an exoplanet orbiting the star kappa And, located about 163.1 light-years (50.0 pc) away from Solar System. Its discovery was publicly announced on 2013.
  • The host star kappa And has apparent magnitude of 4.1, with absolute magnitude of 0.6.
  • It is 2.8 times more massive and 2.3 times bigger compared with our Sun. The surface temperature is 1127 with its spectral types of B9IV
  • In this planetary system, the extrasolar planet kappa And b orbits around the star kappa And every 215000.0 days with its orbital distance of 100.00 AU ( 14959787070.0 km)
    • (Projected orbit of kappa And b around its host star kappa And)


  • The Star kappa And 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.063 AU ( 9426303.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.087 AU ( 13029615.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.133 AU ( 19854249.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.195 AU ( 29216398.5 km)
  • Radiation at Planetary Boundary of kappa And b : 0.00 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star kappa And)



  • Kopparapu Recent Venus for Star kappa And distance : 0.079 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star kappa And distance : 0.100 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star kappa And distance : 0.096 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star kappa And distance : 0.106 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star kappa And distance : 0.213 AU
  • Kopparapu Outer Boundary for Early Mars for Star kappa And distance : 0.226 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star kappa And)



  • Original Kopparapu Recent Venus for Star kappa And distance : 0.074 AU
  • Original Kopparapu Runaway Greenhouse for Star kappa And distance : 0.103 AU
  • Original Kopparapu Moist Greenhouse for Star kappa And distance : 0.098 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star kappa And distance : 0.218 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star kappa And distance : 0.227 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star kappa And)



    (Position in Stellar Map of star kappa And and its Exoplanet kappa And b)



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

    (Synthetic Spectrum of star kappa And*)
    *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