NOTICE ADVISORY TO NAVSTAR USERS (NANU) #094-93104
SUBJ: PRN31 INTERMITTENT LOCK ON L2
1. CONDITION: P-CODE USERS MAY BE EXPERIENCING INTERMITTENT LOCK
ON THE L2 NAVIGATION SIGNAL OF PRN31 (SVN31) UNTIL FURTHER NOTICE.
THIS CONDITION MAY HAVE STARTED AS EARLY AS DAY 103 (13 APR 93)
BEGINNING 2053 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.