NOTICE ADVISORY TO NAVSTAR USERS (NANU) #084-91112
SUBJ: PRN3 UNUSABLE DAY 112/2200-112/2212
1. CONDITION: PRN3 (MCS: SVN11) WAS UNUSABLE ON DAY 112 (22 APR 91)
BEGINNING 2200 UTC UNTIL DAY 112 AT 2212 UTC.
2. RECOMMENDATION: CONFIRM AVAILABILITY OF SATELLITES PRIOR TO USE.
3. POINT OF CONTACT: MAJOR FAUVER AT COMMERCIAL (719)550-6379
OR DSN: 560-6379.