On 17/04/2021 20:41, Harry Bloomfield wrote:
It must have done at my count 40 very tight circles, before I got bored
watching. It had landing lights on, around 10 miles from the airport and
had white lights flashing on wing tips. I couldn't see any navigation
lights. What might that have been doing?

We've had the same thing several times. Apparently the police are
playing with a new fixed wing plane.

Bill