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astro-ph.SR2014
Detection of Arsenic in the Atmospheres of Dying Stars
Pierre Chayer, Jean Dupuis, Jeffrey W. Kruk
We report the detection of As V resonance lines observed in the Far Ultraviolet Spectroscopic Explorer (FUSE) spectra of three hot DA white dwarfs: G191-B2B, WD0621-376, and WD2211…
astro-ph.SR2014★ 34 cited
The rapid evolution of the exciting star of the Stingray Nebula
N. Reindl, T. Rauch, M. Parthasarathy +5
SAO244567, the exciting star of the Stingray nebula, is rapidly evolving. Previous analyses suggested that it has heated up from an effective temperature of about 21kK in 1971 to o…