NOTICE ADVISORY TO NAVSTAR USERS (NANU) #089-93099
SUBJ: PRN13 UNUSABLE 099/2200-099/2210
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 089 (9 APR 93)
BEGINNING 2200 UTC UNTIL DAY 099 AT 2210 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.