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The trees in some of the photos suggest that the camera is not level with the horizon, so the actual bank angle is open to more analysis by the investigators, but it was steep, looks close to 90 but is probably at least 70...
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Agree. The power poles in video #2 clearly show the perceived tilt of the camera reference the aircraft. Is the perceived tilt due to camera tilt or looking down/up to the aircraft - don’t know.