NOTICE ADVISORY TO NAVSTAR USERS (NANU) #057-97141
SUBJ: PRN29 (SVN29) UNUSABLE JDAY 141/1504  - UNTIL FURTHER NOTICE
1. CONDITION: GPS SATELLITE PRN29 (SVN29) WAS SET UNUSABLE ON JDAY
141 (21 MAY 97) BEGINNING 1504 ZULU UNTIL FURTHER NOTICE.
2. POC: NAVIGATION ANALYST AT COMMERCIAL (719) 567-6378 OR DSN
560-6378.