The first photometric and spectroscopic analysis of the extremely low mass ratio contact binary NSVS 5029961

Shu-Yue Zheng, Kai Li, Qi-Qi Xia

We performed photometric and spectroscopic investigations of NSVS 5029961 for the first time. The new BV(RI)${}_c$-band light curves were obtained with the 1.0-m telescope at Weihai…