NOTICE ADVISORY TO NAVSTAR USERS (NANU) #046-93057
SUBJ: PRN13 UNUSABLE 057/0704-057/0720
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 057 (26 FEB 93)
BEGINNING 0704 UTC UNTIL DAY 057 AT 0720 UTC.
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.