Notams were all like this:
with different location coordinatesNAV WARNING DUE TO MILITARY EXERCISE HIGH DENSITY MILITARY TRAFFIC
(ROTARY AND JET TRAFFIC) IS FORESEEN UP TO 2NM RAD AROUND PSN
495127N0051758E. SFC - 2000FT AGL
times are local
26/09 : 13h00 - 17h00
30/09 : 11h30 - 14h00
01/10 : 14h30 - 17h00
02/10 : 14h30 - 15h30
03/10 : 15h30 - 16h30
06/10 : 20h30 - 22h30
07/10 : 16h00 - 17h30 and 20h30 - 22h30
08/10 : 16h00 - 17h30