Imaginary Picture of 1SWASP J1407 b
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Exoplanet Name : 1SWASP J1407 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 20.0000 (Mjup) 6358.7600 (Mearth)
Semi Major Axis / Orbital Distance Calculated 3.9000 (AU) 3.9000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 10.1982
Orbital Period(Observed/Estimated) 3725.00 (Days Obs.) 2965.28 (Days Est.)
Star Radiation at Atmospheric Boundary: 29.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 104.1 (K)
Blackbody T 0.3(K) 97.8 (K)
Blackbody T 0.7(K) 79.1 (K)
Tidally Locked Blackbody T 0.1(K) 123.8 (K)
Tidally Locked Blackbody T 0.3(K) 116.3 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : 1SWASP J1407
Alternate Name :
Star Distance(LY) : 433.8
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4400 (K)
Spectral type : K5
Metalicity : 0.0
Absolute Magnitude: 6.8
Apparent Magnitude: 12.4
Right Ascension(RA) 211.9500
Declination (DEC) -39.7619
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors "Matthew A. Kenworthy, Eric E. Mamajek"
Discovery Paper - Title Modeling giant extrasolar ring systems in eclipse and the case of J1407b: sculpting by exomoons?
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/1SWASP%20J1407%20b/
1SWASP J1407 b
1SWASP J1407 b

  • 1SWASP J1407 b is an exoplanet orbiting the star 1SWASP J1407, located about 433.8 light-years (133.0 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star 1SWASP J1407 has apparent magnitude of 12.4, with absolute magnitude of 6.8.
  • It is 0.9 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 4400 with its spectral types of K5
  • In this planetary system, the extrasolar planet 1SWASP J1407 b orbits around the star 1SWASP J1407 every 3725.0 days with its orbital distance of 3.90 AU ( 583431695.7 km)
  • (Projected orbit of 1SWASP J1407 b around its host star 1SWASP J1407)


  • The Star 1SWASP J1407 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.415 AU ( 62115310.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.574 AU ( 85859591.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.875 AU ( 130831017.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.287 AU ( 192523572.9 km)
  • Radiation at Planetary Boundary of 1SWASP J1407 b : 29.62 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 1SWASP J1407)



  • Kopparapu Recent Venus for Star 1SWASP J1407 distance : 0.460 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star 1SWASP J1407 distance : 0.582 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 1SWASP J1407 distance : 0.563 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star 1SWASP J1407 distance : 0.618 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star 1SWASP J1407 distance : 1.084 AU
  • Kopparapu Outer Boundary for Early Mars for Star 1SWASP J1407 distance : 1.144 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 1SWASP J1407)



  • Original Kopparapu Recent Venus for Star 1SWASP J1407 distance : 0.454 AU
  • Original Kopparapu Runaway Greenhouse for Star 1SWASP J1407 distance : 0.602 AU
  • Original Kopparapu Moist Greenhouse for Star 1SWASP J1407 distance : 0.601 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 1SWASP J1407 distance : 1.102 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 1SWASP J1407 distance : 1.146 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 1SWASP J1407)



    (Position in Stellar Map of star 1SWASP J1407 and its Exoplanet 1SWASP J1407 b)



    (Zoomed position in Stellar Map of star 1SWASP J1407 and its Exoplanet 1SWASP J1407 b (zoom level 3))