The authors used Chandra and XMM-Newton to observe WD 0837+137. At 150,000 K, this WD shows a hard X-ray excess that cannot be explained by standard photospheric models.
was published in January 1991 .
“WD0137−349: A giant planet orbiting a white dwarf from the orbital motion of the star’s photospheric centre of light” white dwarf 137 pdf hot
Keywords: white dwarf 137 pdf hot, hot white dwarf, Teff 137000 K, Montreal white dwarf database, EUV stellar remnants, degenerate star PDF, PG 1159, GW Vir, Chandrasekhar limit 1.37 The authors used Chandra and XMM-Newton to observe
The authors used Chandra and XMM-Newton to observe WD 0837+137. At 150,000 K, this WD shows a hard X-ray excess that cannot be explained by standard photospheric models.
was published in January 1991 .
“WD0137−349: A giant planet orbiting a white dwarf from the orbital motion of the star’s photospheric centre of light”
Keywords: white dwarf 137 pdf hot, hot white dwarf, Teff 137000 K, Montreal white dwarf database, EUV stellar remnants, degenerate star PDF, PG 1159, GW Vir, Chandrasekhar limit 1.37