Photometry and radial velocities of EY Cep

We present 6907 differential photometric observations in the V filter, as well as 52 radial velocities from spectroscopic observations of the detached, eccentric 7.97day...本研究报道了6907次V波段滤光片（V filter）下的差分测光观测数据，以及针对该分离型偏心7.97天系统的光谱观测所得到的52个视向速度（radial velocity）数据……