NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998008
SUBJ: SVN23 (PRN23) FORECAST OUTAGE JDAY 025/1200 - JDAY 025/1500
1.     NANU TYPE: FCSTMX
       NANU NUMBER: 1998008
       NANU DTG: 131344Z JAN 1998
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 23
       PRN: 23
       START JDAY: 025
       START TIME ZULU: 1200
       START CALENDAR DATE: 25 JAN 1998
       STOP JDAY: 025
       STOP TIME ZULU: 1500
       STOP CALENDAR DATE: 25 JAN 1998

2.  CONDITION: GPS SATELLITE SVN23 (PRN23) WILL BE UNUSABLE ON JDAY 025
    (25 JAN 98) BEGINNING 1200 ZULU UNTIL JDAY 025 (25 JAN 98) ENDING 1500 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