NOTICE ADVISORY TO NAVSTAR USERS (NANU) #069-91083
SUBJ: PRN6 UNUSABLE 083/0900-083/0914 UTC
1. CONDITION: PRN6 (MCS: SVN3) WAS UNUSABLE ON DAY 083 (24 MAR 91)
BEGINNING 0900 UTC UNTIL DAY 083 AT 0914 UTC.
2. RECOMMENDATION: CONFIRM AVAILABILITY OF SATELLITES PRIOR TO USE.
3. POINT OF CONTACT: MAJOR FAUVER AT COMMERCIAL (719)550-6379
OR AUTOVON: 560-6379.