A1234/24 NOTAMN
Q) EFIN/QGWXX/IV/NBO/E /000/999/6435N02346E350
A) EFIN B) 2404151217 C) 2407151200 EST
E) GNSS SIGNAL INTERFERENCE CAN BE EXPECTED IN HELSINKI FIR. AIR
CREW ARE ASKED TO INFORM ATC OF GNSS INTERFERENCE DETECTED