Aviation encounter — Clear Lake, California — 1993-09-01

Pilot reported an aerial observation at or near Clear Lake, California on 1 September 1993. The observation involved Three white lights flying towards northwest. Source: Dominique F. Weinstein, Unidentified Aerial Phenomena: Eighty Years of Pilot Sightings (NARCAP TR-04, February2001), PDF page54, table row16.