NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2000015
SUBJ: SVN18 (PRN18) FORECAST OUTAGE JDAY 025/0800 - JDAY 025/2000
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 2000015
       NANU DTG: 211927Z JAN 2000
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 18
       PRN: 18
       START JDAY: 025
       START TIME ZULU: 0800
       START CALENDAR DATE: 25 JAN 2000
       STOP JDAY: 025
       STOP TIME ZULU: 2000
       STOP CALENDAR DATE: 25 JAN 2000

2.  CONDITION: GPS SATELLITE SVN18 (PRN18) WILL BE UNUSABLE ON JDAY 025
    (25 JAN 2000) BEGINNING 0800 ZULU UNTIL JDAY 025 (25 JAN 2000)
    ENDING 2000 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.MIL
    MILITARY - CAPT PAUL HERMANN, 2 SOPS NAVIGATION ANALYST, DSN 560-6393,
    COMM 719-567-6393, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS