GPS interference on 4 December 2023

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As of , from flights on 4 December 2023: 441 of 12,840 map hexagons with enough traffic to measure (3%) showed high interference, meaning more than one aircraft in ten there reported poor GPS accuracy. The count in the medium band, between 3 and 10%, was 633.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-12-04. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 4 December 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Black Sea11751.0%
South and Southeast Asia7919.0%
Americas651.1%
Eastern Mediterranean4630.9%
Baltic Sea452.9%
Oceania355.6%
Eastern Europe235.8%
East Asian Seas73.7%
Africa53.2%
Western Europe40.3%
Middle East355.3%
Worldwide4413.4%

Each hexagon is counted once, in the first region listed that holds it; hexagons outside every listed region count in the total only. The region pages count every hexagon inside their own boundaries, which overlap, so they may show higher counts.

0%5%10%15%20%Jul 2023Jan 2024JulJan 2025JulJan 2026Jul 16.1%11 Aug 202311% 0%5%10%15%20%Jan 2024DecNovOct 16.1%11 Aug 202311%

Cite this day

GPSInterference.com, daily summary for 4 December 2023, https://gpsinterference.com/day/2023-12-04

This day's data: https://api.gpsinterference.com/v1/interference/2023-12-04. How to read it.