NOTICE ADVISORY TO NAVSTAR USERS (NANU) #067-93082 SUBJ: GPS CONSTELLATION STATUS REF: NANU 066-93082 (DTG 230030ZMAR93) 1. CONDITION: THE NAVIGATION ACCURACY OF THE GPS CONSTELLATION WAS BACK TO NOMINAL LEVELS ON DAY 82 (23 MAR 93) BY 0400 UTC. THIS DECREASE IN ACCURACY AFFECTED ALL SATELLITES AS EARLY AS DAY 75 (16 MAR 93). 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: CAPT HUTSELL OR CAPT SKINNER AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.