NOTICE ADVISORY TO NAVSTAR USERS (NANU) #061-93077
SUBJ: PRN3 UNUSABLE 077/1723 UNTIL FURTHER NOTICE
1. CONDITION: PRN3 (SVN11) WAS UNUSABLE ON DAY 077 (18 MAR 93)
BEGINNING 1723 UTC UNTIL FURTHER NOTICE. FROM 1723 TO 1850 UTC,
USERS MAY HAVE EXPERIENCED UNUSUALLY HIGH RANGE AND RANGE RATE
ERRORS FROM THIS SATELLITE.
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 AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.