NOTICE ADVISORY TO NAVSTAR USERS (NANU) #088-97206 SUBJ: SATELLITE LAUNCH NOTICE PRN13 (SVN43) SLOT F5 JDAY 204/0343 1. CONDITION: GPS SATELLITE PRN13 (SVN43) WAS LAUNCHED ON JDAY 204 (23 JUL 97) AT 0343 ZULU. PRN13 WILL RESIDE IN THE F5 SLOT. A FOLLOW UP NANU WILL BE SENT ONCE THE NAVIGATION PAYLOAD ON PRN13 IS USABLE. 2. POC: NAVIGATION ANALYST AT COMMERCIAL (719) 567-6378 OR DSN 560-6378.