Image: GPSJam.org

What’s new: The Norwegian radio frequency regulator, Nkom, said (today, we think) that they have not detected any GPS disruption so far this month in Finnmark, the country’s northern and easternmost province.

Why it’s important:

  • Aviation in Finnmark and other portions of northern Norway relies more heavily on GPS-only approaches to airports than any other place in the world.
  • It is interesting that the Norwegian government is now reporting when there is NOT interference. That shows how common interference in that area is.

What else to know:

  • According to GPSJam.org, aircraft ADS-B systems have reported occasional instances of interference this month. See our image above from 8 February. It is likely that Nkom and ADS-B are looking at different things.
  • If you look at GPSJam.org for yesterday, you will see something similar.
  • Last year the Norwegian government said it did not want to receive interference reports anymore because they get too many.

 

Nkom detects no GPS signal manipulation in eastern Finnmark so far this month

Norwegian telecoms regulator Nkom said readings have found no GPS signal manipulation at ground level in the eastern part of Finnmark county this month but it encourages the public to report any instances that do occur, via e-mail or to one of its regional offices in Trondheim, Bergen or Oslo. Last month, it had detected serious GPS signal spoofing at altitudes as low as 1,370 meters above ground, since when it has set up new measuring stations in the county, which borders Russia.

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