High time-resolution (∆T~2 min) observations of the B2V star γ Ori on the 2-m telescope at the Terskol Peak Observatory are presented. Regular components of line profile variations with periods from ~57 min to ~130 min are recorded. The nature of these variations is discussed.

中文翻译：

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γ Ori 谱线轮廓的超快变化

介绍了 Terskol Peak 天文台 2 米望远镜对 B2V 星 γ Ori 的高时间分辨率（ΔT~2 分钟）观测。记录了周期从 ~57 分钟到 ~130 分钟的线轮廓变化的常规分量。讨论了这些变化的性质。