NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2002071
SUBJ: SVN54 (PRN18) FORECAST OUTAGE SUMMARY JDAY 137/1853 - JDAY 137/2152
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 2002071
       NANU DTG: 172157Z MAY 2002
       REFERENCE NANU: 2002070
       REF NANU DTG: 141435Z MAY 2002
       SVN: 54
       PRN: 18
       START JDAY: 137
       START TIME ZULU: 1853
       START CALENDAR DATE: 17 MAY 2002
       STOP JDAY: 137
       STOP TIME ZULU: 2152
       STOP CALENDAR DATE: 17 MAY 2002

2.  CONDITION: GPS SATELLITE SVN54 (PRN18) WAS UNUSABLE ON JDAY 137
    (17 MAY 2002) BEGINNING 1853 ZULU UNTIL JDAY 137 (17 MAY 2002)
    ENDING 2152 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.GOV
    MILITARY - GPS Support Center, DSN 560-2541,
    COMM 719-567-6616, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS