NOTICE ADVISORY TO NAVSTAR USERS (NANU) #025-93033
SUBJ: PRN13 UNUSABLE 033/1900-033/1914
1. CONDITION: PRN13 (SVN9) WAS UNUSABLE ON DAY 033 (2 FEB 93)
BEGINNING 1900 UTC UNTIL DAY 033 AT 1914 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.