NOTICE ADVISORY TO NAVSTAR USERS (NANU) #057-93076
SUBJ: PRN2 UNUSABLE 076/2228/-076/2251
1. CONDITION: PRN2 (SVN13) WAS UNUSABLE ON DAY 076 (17 MAR 93)
BEGINNING 2228 UTC UNTIL DAY 076 AT 2251 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.