Imaginary Picture of XTE J0929-314 b

Display orbital revolution of XTE J0929-314 b around the hoststar XTE J0929-314
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Exoplanet Name : XTE J0929-314 b
Alternate Name : BW Ant b
Status : Confirmed
Radius (Rjup / Re): 0.3890 (Rjup) 4.3603 (Rearth)
Mass (Mjup / Me): 10.5000 (Mjup) 3338.3490 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0021 (AU) 0.0021 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0001
Orbital Period(Observed/Estimated) 0.03 (Days Obs.) 0.03 (Days Est.)
Surface Gravity (G Earth) 175.5896
Star Radiation at Atmospheric Boundary: 0.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 25.0 (K)
Blackbody T 0.3(K) 23.5 (K)
Blackbody T 0.7(K) 19.0 (K)
Tidally Locked Blackbody T 0.1(K) 29.8 (K)
Tidally Locked Blackbody T 0.3(K) 27.9 (K)
Size Class: Neptune-size
Mass Class:
Detection Type : "Timing, Kinematic"
Mass Detection : Timing
Radius Detection : Theoretical
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : XTE J0929-314
Alternate Name : BW Ant
Star Distance(LY) : 3913.9
Stellar Radius(Rsun) : 0.0 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5500 (K)
Spectral type : PSR
UV portion[%]: 6.9
Visible portion[%]: 43.2
IR portion[%]: 49.9
Metalicity : 0.0
Absolute Magnitude: 11.6
Apparent Magnitude: 22.0
Right Ascension(RA) 142.3341
Declination (DEC) -31.3842
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
XTE J0929-314 b
XTE J0929-314 b

  • XTE J0929-314 b is an exoplanet orbiting the star XTE J0929-314, located about 3913.9 light-years (1200.0 pc) away from Solar System. Its discovery was publicly announced on 2002.
  • The host star XTE J0929-314 has apparent magnitude of 22.0, with absolute magnitude of 11.6.
  • It is 1.4 times more massive compared with our Sun. The surface temperature is 5500 with its spectral types of PSR
  • In this planetary system, the extrasolar planet XTE J0929-314 b orbits around the star XTE J0929-314 every 0.0 days with its orbital distance of 0.00 AU ( 318942.7 km)
  • (Projected orbit of XTE J0929-314 b around its host star XTE J0929-314)


  • The Star XTE J0929-314 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.000 AU ( 1960.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.000 AU ( 2710.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.000 AU ( 4129.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.000 AU ( 6077.1 km)
  • Radiation at Planetary Boundary of XTE J0929-314 b : 0.10 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star XTE J0929-314)



  • Kopparapu Recent Venus for Star XTE J0929-314 distance : 0.762 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star XTE J0929-314 distance : 0.965 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star XTE J0929-314 distance : 0.932 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star XTE J0929-314 distance : 1.022 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star XTE J0929-314 distance : 1.718 AU
  • Kopparapu Outer Boundary for Early Mars for Star XTE J0929-314 distance : 1.812 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star XTE J0929-314)



  • Original Kopparapu Recent Venus for Star XTE J0929-314 distance : 0.759 AU
  • Original Kopparapu Runaway Greenhouse for Star XTE J0929-314 distance : 0.992 AU
  • Original Kopparapu Moist Greenhouse for Star XTE J0929-314 distance : 1.004 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star XTE J0929-314 distance : 1.747 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star XTE J0929-314 distance : 1.817 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star XTE J0929-314)



    (Position in Stellar Map of star XTE J0929-314 and its Exoplanet XTE J0929-314 b)



    (Zoomed position in Stellar Map of star XTE J0929-314 and its Exoplanet XTE J0929-314 b (zoom level 3))

    (Synthetic Spectrum of star XTE J0929-314*)
    *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