NOTICE ADVISORY TO NAVSTAR USERS (NANU) #074-93088
SUBJ: PRN13 UNUSABLE 086/1924-086/1938
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 086 (27 MAR 93)
BEGINNING 1924 UTC UNTIL DAY 086 AT 1938 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: CAPT HUTSELL AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.