论文标题

关于Blazhko星的发病率

On the Incidence Rate of Blazhko Stars

论文作者

Kovacs, Geza

论文摘要

在最近的一篇论文(Kovacs 2018)中,我们使用了Kepler K2任务的01-04广告系列的数据检查了调制的RR Lyrae明星的发病率。我们发现观察到的率为〜90%,这意味着由于观察噪声而纠正了检测偏置后,其基础率接近100%。在这项工作中,我们将样本扩展到广告系列08,并检查我们先前估计的可靠性。我们获得了相同的高率,强调了在存在较大振幅变化的情况下,在搜索浅信号中的全日制序列建模(包括系统学)的重要性。

In a recent paper (Kovacs 2018) we examined the incidence rate of the modulated RR Lyrae stars by using the data from Campaigns 01 - 04 of the Kepler K2 mission. We found an observed rate of ~90%, implying near 100% underlying rate, after correcting for detection bias due to observational noise. In this work we extend the sample to Campaign 08 and check the reliability of our earlier estimate. We get the same high rate, stressing the importance of full time series modelling (including systematics) in searching for shallow signals in the presence of large amplitude variabilities.

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