NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2007053
SUBJ: SVN54 (PRN18) FORECAST OUTAGE JDAY 100/1330 - JDAY 101/0130
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 2007053
       NANU DTG: 061804Z APR 2007
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 54
       PRN: 18
       START JDAY: 100
       START TIME ZULU: 1330
       START CALENDAR DATE: 10 APR 2007
       STOP JDAY: 101
       STOP TIME ZULU: 0130
       STOP CALENDAR DATE: 11 APR 2007

2.  CONDITION: GPS SATELLITE SVN54 (PRN18) WILL BE UNUSABLE ON JDAY 100
    (10 APR 2007) BEGINNING 1330 ZULU UNTIL JDAY 101 (11 APR 2007)
    ENDING 0130 ZULU.

3.  POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://WWW.NAVCEN.USCG.GOV
    MILITARY - GPS OPERATIONS CENTER at HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541,
    COMM 719-567-2541, gps_support@schriever.af.mil, HTTP://gps.afspc.af.mil/gps
    MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994,
    COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL