Daily report
Sunday, 21 December 2025
On this day we detected 14 new GNSS interference incidents, 7% fewer than the 30-day average of 15.0. The most affected areas were Black Sea (5), Eastern Mediterranean (5) and Northern Iraq (2). The longest incident lasted 25 h near Trabzon, and up to 20 aircraft were affected at once by a single incident.
14
new incidents
▼ 7% vs 30-day avg
17
incidents active during the day
3 days
total incident time
20
most aircraft affected by one incident
Jamming1482%Spoofing318%Denial00%Possible meaconing00%
Most affected areas
5
5
2
2
1
1
Times are UTC. An incident is counted on the day it starts. Members can download this data as CSV or GeoJSON. Learn more.