NOTICE ADVISORY TO NAVSTAR USERS (NANU) #009-92024
SUBJ: PRN13 UNUSABLE 024/0600-024/0614
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 024 (24 JAN 92)
BEGINNING 0600 UTC UNTIL DAY 024 AT 0614 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: LT SKINNER AT COMMERCIAL (719) 550-6379 OR DSN 560-6379.