NOTICE ADVISORY TO NAVSTAR USERS (NANU) #064-93081
SUBJ: PRN3 UNUSABLE 080/1804-080/1830
1. CONDITION: PRN3 (SVN11) WAS UNUSABLE ON DAY 080 (21 MAR 93)
BEGINNING 1804 UTC UNTIL DAY 080 AT 1830 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.