Well guess what - and
The....Bird will be happy with this - these trials are still going on, but now they've got C-17s as well as A-400Ms. The
ADBSexchange screenshot below is a C-17 doing the same orbits over the Cotswolds today - but no trails this time.
I'm wondering if they're surveying the old secret submarine pens concealed beneath the River Windrush. Oops, I've said too much. If I don't post again, you'll know why......
https://globe.adsbexchange.com/?icao=43c174
airsound