NOTICE ADVISORY TO NAVSTAR USERS (NANU) #052-93065
SUBJ: PRN13 UNUSABLE 064/2200-065/0018
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 064 (05 MAR 93)
BEGINNING 2200 UTC UNTIL DAY 065 AT 0018 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: 1LT SKINNER AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.