GPS interference on 18 December 2023

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As of , from flights on 18 December 2023: 408 of 12,888 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 736.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-12-18. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 18 December 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
South and Southeast Asia8917.3%
Black Sea7835.5%
Americas661.1%
Baltic Sea463.1%
Eastern Mediterranean4230.2%
Oceania294.9%
Eastern Europe216.7%
East Asian Seas168.2%
Africa63.9%
Middle East147.5%
Balkans12.1%
Worldwide4083.2%

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 18 December 2023, https://gpsinterference.com/day/2023-12-18

This day's data: https://api.gpsinterference.com/v1/interference/2023-12-18. How to read it.