NOTICE ADVISORY TO NAVSTAR USERS (NANU) #060-93077
SUBJ: PRN3 UNUSABLE 077/1557-077/1558
1. CONDITION: PRN3 (SVN11) WAS UNUSABLE ON DAY 077 (18 MAR 93)
BEGINNING 1557 UTC UNTIL DAY 077 AT 1558 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.