Very odd frequency 9418 of ERTOpen on Oct.5

GREECE   Very odd frequency 9418 of ERTOpen on Oct.5:
0900-1000 on  9418 AVL 170 kW / 323 deg to WeEu Greek, instead of nominal 9420
0900-1000 on 11645 AVL 100 kW / 182 deg to NoAf Greek
0900-1000 on 15630 AVL 100 kW / 285 deg to WeEu Greek


1000-1100 on  9418 AVL 170 kW / 323 deg to WeEu Greek, instead of nominal 9420
1000-1100 on 11645 AVL 100 kW / 182 deg to NoAf Greek
1000-1100 on 15630 AVL 100 kW / 285 deg to WeEu Greek, instead of 15650 to SoAs


from 1100 on  9418 AVL 170 kW / 323 deg to WeEu Greek, instead of nominal 9420
from 1100 on  9935 AVL 100 kW / 285 deg to WeEu Greek, instead of 11645 to NoAf
from 1100 on 15650 AVL 100 kW / 105 deg to SoAs Greek