这份文件是中央情报局（CIA）的一份情报信息报告（IIR），描述了在苏维埃社会主义共和国联盟（USSR）开展的人力情报收集活动。

这份报告将内容定性为信息性内容，而非经过最终评估的情报。本文件第14节中，来源描述了1973年夏季发生的一起事件，据称他观察到一个空中发光、明亮的绿色不明物体。来源描述了该现象周围在几分钟内形成同心圆，然后消散。

来源还表示，观察过程中没有伴随任何声音。来源未对该现象的性质发表任何意见，也无法提供有关该事件的进一步细节。

This document is a Central Intelligence Agency (CIA) intelligence information report (IIR) that describes human intelligence gathering activities in the Union of Soviet Socialist Republics (USSR).

This report characterizes its content as informational, not as finally evaluated intelligence. In section 14 of this document, the source describes an incident occurring in the summer of 1973, where he allegedly observed an airborne, luminous, bright green, unidentified object. The source described concentric circles forming around the phenomenon over a period of several minutes, before it dissipated.

The source also stated that no sound attended the observation. The source offered no opinion on the nature of the phenomenon and was unable to provide further details regarding the incident.

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