Forum: Questions And Answers About Geocaching
Topic: Solar Storm effects on GPS
started by: PC Medic
Posted by Guest on Oct. 23 2001,11:40 pmFor those who were unaware strong Solar Storm activity will have an effect on GPS accuracy (see < http://www.sec.noaa.gov/nav/gps.html > )
Not to mention some really cool effects on the sky if you are in the right area.
You may also be interested in the following info and links...
ISSUED: 09:00 UTC, 23 OCTOBER 2001
HIGH RISK PERIOD: 24 OCT - 25 OCTOBER (UTC DAYS)
PREDICTED ACTIVITY INDICES: 14, 20, 40, 12 (23 OCT - 26 OCT)
POTENTIAL MAGNITUDE OF MIDDLE LATITUDE AURORAL ACTIVITY: MODERATE
POTENTIAL DURATION OF THIS ACTIVITY: MAIN BELT = 18 TO 24 HOURS
ESTIMATED OPTIMUM OBSERVING CONDITIONS: NEAR & AFTER LOCAL MIDNIGHT
EXPECTED LUNAR INTERFERENCE: LOW TO MODERATE
OVERALL OPPORTUNITY FOR OBSERVATIONS FROM MIDDLE LATITUDES: FAIR TO GOOD
AURORAL ACTIVITY *MAY* BE OBSERVED APPROXIMATELY NORTH OF A LINE FROM...
OREGON TO NORTHERN UTAH TO NEBRASKA TO NORTHERN MISSOURI TO ILLINOIS TO
ACTIVITY *MAY* ALSO BE OBSERVED APPROXIMATELY NORTH OF A LINE FROM...
UNITED KINGDOM TO EXTREME NORTHERN NETHERLANDS TO NORTHERN GERMANY TO
Two additional major solar flares occurred on 22 October that may have
This watch will remain in effect until 19:00 UTC (3 pm EDT) on 26