Anwesh Kumar Mishra, Deekshya Roy Sarkar, Prachi Prajapati, Alka Singh, Prashanth K. Kasarla, Shashikiran Ganesh
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引用次数: 0
摘要
脉动变星在塑造现代天文学方面发挥着重要作用。目前,由于 OGLE 和 TESS 等巡天观测的开展,变星观测研究进入了一个激动人心的时代。这些巡天观测发现的大量星源也为 1-2 米级望远镜提供了跟踪观测的机会,以确定这些星源的特征。我们介绍了阿布山天文台对 II 型倒灶星的一些初步观测结果,并强调了对脉动变星进行专门观测的必要性。我们还介绍了建议用于阿布山观测站的几种仪器的光学设计,它们将有助于实现这一目标。我们提出的设计方案都比较简单,但却能充分利用观测站现有的独特望远镜和设施。
A summary of instruments proposed for observing pulsating variables from the Mt. Abu Observatory
Pulsating variables play a significant role in shaping modern astronomy. Presently it is an exciting era in observational study of variable stars owing to surveys like OGLE and TESS. The vast number of sources being discovered by these surveys is also creating opportunities for 1–2-m class telescopes to provide follow-up observations to characterize these. We present some initial observations of type-II cepheids from the Mt. Abu observatory and highlight the need for dedicated observing runs of pulsating variables. We also present optical designs for several suggested instruments for the Mt. Abu observatory that will contribute towards this goal. We present designs that are fairly simple and yet take due benefit of the unique telescopes and facilities present at the observatory.
期刊介绍:
The journal publishes original research papers on all aspects of astrophysics and astronomy, including instrumentation, laboratory astrophysics, and cosmology. Critical reviews of topical fields are also published.
Articles submitted as letters will be considered.