Originally Posted by
trident3A
Seen a few of these straight out departures while things have been quiet, but yeah most unusual
There have been some strange survey aircraft types , around , very close to LHR this week , different types , different days , bothered to take a screen shot Tuesday ? Yesterday survey was close to East LHR.
Maybe this TFC
This happening last 2 , 3 days during the day - have not checked today ..