NOTICE ADVISORY TO NAVSTAR USERS (NANU) #186-94200
SUBJ: PRN12 UNUSABLE 199/2229-199/2253
1. CONDITION: PRN12 (SVN10) WAS UNUSABLE ON DAY 199 (18 JUL 94)
BEGINNING 2229 UTC UNTIL DAY 199 AT 2253 UTC.
2. POC: CPT JAMES AT COMMERCIAL (719) 550-6378 OR DSN 560-6378.