Angielski ⇄ Angielski Francuski +

non-ATS operating irregularity
lotn.	irrégularité d’exploitation non ATS; IE non ATS
Angielski tezaurus
non-ATS operating irregularity
lotn.	A situation that occurs when ATS are being provided and when a preliminary investigation indicates that a hazardous situation or loss of separation may have occurred and that ATS have not contributed to the situation