Imaginary Picture of SWEEPS-11 b
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Exoplanet Name : SWEEPS-11 b
Alternate Name :
Radius (Rjup / Re): 1.1300 (Rjup) 12.6662 (Rearth)
Mass (Mjup / Me): 9.7000 (Mjup) 3083.9986 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0300 (AU) 0.0300 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0049
Orbital Period(Observed/Estimated) 1.80 (Days Obs.) 1.81 (Days Est.)
Star Radiation at Atmospheric Boundary: 339745.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1077.5 (K)
Blackbody T 0.3(K) 1011.9 (K)
Blackbody T 0.7(K) 818.7 (K)
Tidally Locked Blackbody T 0.1(K) 1281.4 (K)
Tidally Locked Blackbody T 0.3(K) 1203.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : SWEEPS-11
Alternate Name :
Star Distance(LY) : 27723.3
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3300 (K)
Spectral type : M9
Metalicity : 0.0
Absolute Magnitude: 5.2
Apparent Magnitude: 19.8
Right Ascension(RA) 269.7611
Declination (DEC) -29.1983
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=SWEEPS-11+&submit=SIMBAD+search
Open Exoplanet Database Link
SWEEPS-11 b
SWEEPS-11 b

  • SWEEPS-11 b is an exoplanet orbiting the star SWEEPS-11, located about 27723.3 light-years (8500.0 pc) away from Solar System. Its discovery was publicly announced on 2006.
  • The host star SWEEPS-11 has apparent magnitude of 19.8, with absolute magnitude of 5.2.
  • It is 1.1 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 3300 with its spectral types of M9
  • In this planetary system, the extrasolar planet SWEEPS-11 b orbits around the star SWEEPS-11 every 1.8 days with its orbital distance of 0.03 AU ( 4487936.1 km)
  • (Projected orbit of SWEEPS-11 b around its host star SWEEPS-11)


  • The Star SWEEPS-11 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.342 AU ( 51174545.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.473 AU ( 70736595.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.721 AU ( 107786917.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.060 AU ( 158613170.9 km)
  • Radiation at Planetary Boundary of SWEEPS-11 b : 339745.78 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star SWEEPS-11)



  • Kopparapu Recent Venus for Star SWEEPS-11 distance : 0.387 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star SWEEPS-11 distance : 0.490 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star SWEEPS-11 distance : 0.473 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star SWEEPS-11 distance : 0.521 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star SWEEPS-11 distance : 0.963 AU
  • Kopparapu Outer Boundary for Early Mars for Star SWEEPS-11 distance : 1.016 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star SWEEPS-11)



  • Original Kopparapu Recent Venus for Star SWEEPS-11 distance : 0.385 AU
  • Original Kopparapu Runaway Greenhouse for Star SWEEPS-11 distance : 0.508 AU
  • Original Kopparapu Moist Greenhouse for Star SWEEPS-11 distance : 0.509 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star SWEEPS-11 distance : 0.979 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star SWEEPS-11 distance : 1.018 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star SWEEPS-11)



    (Position in Stellar Map of star SWEEPS-11 and its Exoplanet SWEEPS-11 b)



    (Zoomed position in Stellar Map of star SWEEPS-11 and its Exoplanet SWEEPS-11 b (zoom level 3))