Perspective, Weather, and Camera Settings Could All Affect What Viewers Saw
In the scene described, a dark circle stands out against the sky. A distant airplane appears to approach it, then becomes difficult to see. From the ground, the two events can look connected. The plane seems to reach the circle at the same moment it fades from view.
That apparent overlap is the most intriguing part of the scene, and it is also the detail that needs the most context. Without the original recording, the location, or information about the aircraft, it is unclear whether the plane passed behind something, became too faint for the camera to capture, or only appeared to cross the dark shape from the viewer’s position.