NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998055
SUBJ: SVN19 (PRN19) FORECAST OUTAGE JDAY 118/1200 - JDAY 118/2300
1.     NANU TYPE: FCSTMX
       NANU NUMBER: 1998055
       NANU DTG: 212322Z APR 1998
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 19
       PRN: 19
       START JDAY: 118
       START TIME ZULU: 1200
       START CALENDAR DATE: 28 APR 1998
       STOP JDAY: 118
       STOP TIME ZULU: 2300
       STOP CALENDAR DATE: 28 APR 1998

2.  CONDITION: GPS SATELLITE SVN19 (PRN19) WILL BE UNUSABLE ON JDAY 118
    (28 APR 1998) BEGINNING 1200 ZULU UNTIL JDAY 118 (28 APR 1998)
    ENDING 2300 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.MIL
    MILITARY - LT BRIAN BARKER, 2 SOPS NAVIGATION ANALYST, DSN 560-6378,
    COMM 719-567-6378, GPS@FAFB.AF.MIL, HTTP://WWW.FAFB.AF.MIL/GPS