Mar 312010

 imageGPS accuracy may be degraded in certain parts of the world due to satellite maintenance, warns the US Navy’s Navigation Center. Users in certain parts of the world may experience short periods of high HDOP/PDOP in Australia from 311421Z – 311425Z Mar 2010 (five minute), a large area surrounding a point 240 NM Northeast of San Francisco from 312020Z – 312024Z Mar 10 (four minutes), and a large area covering the Eastern part of Canada, from 312149Z – 312155Z Mar 2010 (seven minutes) due to satellite maintenance (NANU 2010053).

Predictions are based on a "Best Four" analysis to illustrate the worst case scenario and are provided for situational awareness only.

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