NOTICE ADVISORY TO NAVSTAR USERS (NANU) #238-93222
SUBJ: ACTIVATION OF AS
1. AS WAS ACTIVATED ON PRN18 (SVN18) IN ACCORDANCE WITH THE FOLLOWING
SCHEDULE:
      ACTIVATE TIME                DEACTIVATION TIME
    10 AUG 93   0335Z             10 AUG 93     1504Z
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 FOR THIS MSG: CAPT THOMPSON AT (719) 550-6378 OR DSN 560-6380.