NOTICE ADVISORY TO NAVSTAR USERS (NANU) #055-93074
SUBJ: PRN3 UNUSABLE 072/0500-072/0509
1. CONDITION: PRN3 (SVN11) WAS UNUSABLE ON DAY 072 (13 MAR 93)
BEGINNING 0500 UTC UNTIL DAY 072 AT 0509 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.