NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2002057
SUBJ: SVN54 (PRN18) FORECAST OUTAGE JDAY 113/2015 - JDAY 114/0815
1.     NANU TYPE: FCSTMX
       NANU NUMBER: 2002057
       NANU DTG: 172113Z APR 2002
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 54
       PRN: 18
       START JDAY: 113
       START TIME ZULU: 2015
       START CALENDAR DATE: 23 APR 2002
       STOP JDAY: 114
       STOP TIME ZULU: 0815
       STOP CALENDAR DATE: 24 APR 2002

2.  CONDITION: GPS SATELLITE SVN54 (PRN18) WILL BE UNUSABLE ON JDAY 113
    (23 APR 2002) BEGINNING 2015 ZULU UNTIL JDAY 114 (24 APR 2002)
    ENDING 0815 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.GOV
    MILITARY - GPS Support Center, DSN 560-2541,
    COMM 719-567-2541, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS