NOTICE ADVISORY TO NAVSTAR USERS (NANU) #035-93050
SUBJ: PRN25 UNUSABLE 050/1820-UNTIL FURTHER NOTICE
1. CONDITION: PRN25 (SVN25) WAS UNUSABLE ON DAY 050 (19 FEB 93)
BEGINNING 1820 UTC UNTIL FURTHER NOTICE.
2. USERS OF GPS ARE CAUTIONED THAT THE SYSTEM IS NOT YET FULLY
OPERATIONAL. SIGNAL AVAILABILITY AND ACCURACY ARE SUBJECT TO CHANGE
DUE TO AN INCOMPLETE CONSTELLATION AND OPERATIONAL TEST ACTIVITIES.
3. POC: CPT JENSEN OR 1LT SKINNER AT COMMERCIAL (719) 550-6378 OR DSN
560-6378.