NOTICE ADVISORY TO NAVSTAR USERS (NANU) #220-92252
SUBJ: PRN11 UNUSABLE 251/0310-251/0320
1. CONDITION: PRN11 (SVN8) WAS UNUSABLE ON DAY 251 (07 SEP 92)
BEGINNING 0310 UTC UNTIL DAY 251 AT 0320 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: 1LT SKINNER AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.