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  • 标题:The ambiguous transient ASASSN-17hx
  • 其他标题:A possible nova impostor
  • 本地全文:下载
  • 作者:Elena Mason ; Steven N. Shore ; Paul Kuin
  • 期刊名称:Astronomy & Astrophysics
  • 印刷版ISSN:0004-6361
  • 电子版ISSN:1432-0746
  • 出版年度:2020
  • 卷号:635
  • 页码:1-16
  • DOI:10.1051/0004-6361/201937025
  • 语种:English
  • 出版社:EDP Sciences
  • 摘要:Aims.Some transients, although classified as novae based on their maximum and early decline optical spectra, cast doubts on their true nature, and raise the question of whether nova impostors might exist.Methods.We monitored a candidate nova that displayed a distinctly unusual light curve at maximum and early decline through optical spectroscopy (3000–10 000 Å, 500
  • 关键词:Key wordsenstars: mass-lossnovae, cataclysmic variables
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