According to radarbox.com, the Boeing KC-135R Stratotanker took off from the RAF Mildenhall air station in Holywell Row, UK, at 05:36 am right this moment (Wednesday).
The preliminary vacation spot will not be identified.
The plane seems to have flown up till Romania, almost reaching Bucharest earlier than it circled for a sure period of time above Brasov.
Then, the plane circled and flew all the best way again to the UK to return to the place it took off from.