NOTICE ADVISORY TO NAVSTAR USERS (NANU) #017-93022
SUBJ: PRN12 UNUSABLE 022/2300-022/2310
1. CONDITION: PRN12 (SVN10) WAS UNUSABLE ON DAY 022 (22 JAN 93)
BEGINNING 2300 UTC UNTIL DAY 022 AT 2310 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.