GPS interference on 27 September 2023

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As of , from flights on 27 September 2023: 410 of 12,321 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 679.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-09-27. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 27 September 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Black Sea12656.5%
Americas691.2%
South and Southeast Asia4710.0%
Baltic Sea473.6%
Eastern Mediterranean4318.5%
Eastern Europe3510.0%
Oceania204.0%
Africa97.4%
East Asian Seas31.6%
Western Europe20.1%
Worldwide4103.3%

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 27 September 2023, https://gpsinterference.com/day/2023-09-27

This day's data: https://api.gpsinterference.com/v1/interference/2023-09-27. How to read it.