GPS interference on 20 December 2023

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As of , from flights on 20 December 2023: 445 of 12,942 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 739.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-12-20. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 20 December 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Black Sea10443.3%
South and Southeast Asia9217.4%
Americas811.4%
Baltic Sea372.3%
Oceania366.3%
Eastern Mediterranean3426.8%
Eastern Europe194.6%
East Asian Seas115.6%
Africa53.0%
Western Europe20.1%
Middle East141.2%
Worldwide4453.4%

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 16.5%16 Aug 202311% 0%5%10%15%20%Jan 2024DecNovOct 16.5%16 Aug 202311%

Cite this day

GPSInterference.com, daily summary for 20 December 2023, https://gpsinterference.com/day/2023-12-20

This day's data: https://api.gpsinterference.com/v1/interference/2023-12-20. How to read it.