NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010076
SUBJ: SVN54 (PRN18) FORECAST OUTAGE SUMMARY JDAY 111/1416 - JDAY 111/1807
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 2010076
       NANU DTG: 211830Z APR 2010
       REFERENCE NANU: 2010065
       REF NANU DTG: 081926Z APR 2010
       SVN: 54
       PRN: 18
       START JDAY: 111
       START TIME ZULU: 1416
       START CALENDAR DATE: 21 APR 2010
       STOP JDAY: 111
       STOP TIME ZULU: 1807
       STOP CALENDAR DATE: 21 APR 2010

2.  CONDITION: GPS SATELLITE SVN54 (PRN18) WAS UNUSABLE ON JDAY 111
    (21 APR 2010) BEGINNING 1416 ZULU UNTIL JDAY 111 (21 APR 2010)
    ENDING 1807 ZULU.

3.  POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://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, HTTPS://gps.afspc.af.mil
    MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514,
    COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL