NOTICE ADVISORY TO NAVSTAR USERS (NANU) #070-97171
SUBJ: FORECAST OUTAGE PRN25 (SVN25) JDAY 171/0155-UP TO 12 HOURS
1. CONDITION: GPS SATELLITE PRN25 (SVN25) IS SCHEDULED TO BE UNUSABLE
ON JDAY 171 (20 JUN 97) BEGINNING 0155 ZULU FOR UP TO 12 HOURS DUE
TO SCHEDULED MAINTENANCE.
2. THIS SCHEDULED MAINTENANCE WILL REPOSITION PRN25. USERS ARE
REMINDED TO UPDATE ALMANACS IF NECESSARY.
3. AFFECTED AREAS: GLOBAL.
4. POC: NAVIGATION ANALYST AT (719) 567-6378 OR DSN 560-6378.