NOTICE ADVISORY TO NAVSTAR USERS (NANU) #006-90011
SUBJ: FORECAST: PRN19/SVN 19 UNUSABLE 14/2000UTC-28/0400UTC
1. CONDITION: PRN19/SVN19 WILL BE UNUSABLE AT TIMES DURING THE
PERIOD BEGINNING 14 JAN 90/DAY 14 AT 2000UTC UNTIL JAN 90/DAY 28
ENDING 0400UTC.
2. RECOMMENDED ACTIONS: DATA FROM PRN29/SVN19 MAY BE UNRELIABLE
AND SHOULD NOT BE USED DURING THE FORECAST PERIOD.
3. POC: MAJOR FAUVER AT COMMERCIAL (719)550-6379 OR AUTOVON 560-
6379.