论文标题

从Asassn-18EH检测到的第一次紫外线爆发增强了其解释为灾难性变量

First ultraviolet outburst detected from ASASSN-18eh strengthens its interpretation as a cataclysmic variable

论文作者

Verberne, Sill, Modiano, David, Wijnands, Rudy

论文摘要

作为瞬态紫外线项目的一部分,我们发现了候选灾难变量(CV)Asassn-18EH的新爆发(在2020年10月初)使用Neil Gehrels Swift Swift天文台上的紫外线/光学望远镜。在爆发期间,与静态状态相比,紫外线的亮度在紫外线增加了约6个。这次爆发的特性与它是矮nova一致,强烈支持Asassn-18eh的CV性质。

As part of the Transient UV Objects project, we have discovered a new outburst (at the beginning of October 2020) of the candidate cataclysmic variable (CV) ASASSN-18eh using the UV/Optical Telescope aboard the Neil Gehrels Swift Observatory. During the outburst its brightness increased by about 6 mag in UV compared to its brightness in the quiescent state. The properties of this outburst are consistent with it being a dwarf nova, strongly supporting the CV nature of ASASSN-18eh.

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