Analysis of long-term single-site observations of the pulsating DB white dwarf GD 358

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作者
Bradley, PA [1 ]
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[1] Los Alamos Natl Lab, Los Alamos, NM 87545 USA
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P1 [天文学];
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0704 ;
摘要
We briefly describe the analysis of single-site data collected from 1982 to 1992 for the pulsating DB white dwarf GD 358. We show that the amplitudes of almost all of the l = 1. modes change over time, and some of the l = I modes disappear for months at a time. We also find a new mode at k = 19, with a frequency of similar to1173 muHz.
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页码:506 / 510
页数:5
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