NOTICE ADVISORY TO NAVSTAR USERS (NANU) #016-93028
SUBJ: FORECAST OUTAGE SVN32 DAY 028/2000 FOR UP TO 2 HOURS
1. CONDITION: SVN32 IS EXPECTED TO BE UNUSABLE ON DAY 028
(28 JAN 93) BEGINNING 2000 UTC FOR UP TO 2 HOURS DUE TO SCHEDULED
MAINTENANCE. SCHEDULED MAINTENANCE WILL NOT REPOSITION SVN32.
2. AFFECTED AREAS: GLOBAL EXCEPT FOR ASIA, AUSTRALIA, THE INDIAN
OCEAN, AND THE ATLANTIC OCEAN.
3. THIS MAINTENANCE WILL CHANGE THE PRN NUMBER FROM 32 TO 1.
USERS WILL NEED TO DOWNLOAD A NEW ALMANAC ASAP AFTER THIS MAINTENANCE
TO HAVE CURRENT INFORMATION. BE ADVISED THAT SOME SATELLITE ALMANACS
MAY ALSO NOT REFLECT THE CORRECT PRN NUMBER FOR SVN32 FOR UP TO 24
HOURS AFTER THIS MAINTENANCE.
4. USERS OF GPS ARE CAUTIONED THAT THE SYSTEM IS NOT YET FULLY
OPERATIONAL. SIGNAL AVAILABILITY AND ACCURACY ARE SUBJECT TO CHANGE
DUE TO AN IMCOMPLETE CONSTELLATION AND OPERATIONAL TEST ACTIVITIES.
5. POC: CPT JENSEN OR 1LT SKINNER AT COMMERCIAL (719) 550-6378 OR DSN
560-6378.