NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011097
SUBJ: SVN51 (PRN20) FORECAST OUTAGE SUMMARY JDAY 334/0151 - JDAY 334/0717
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 2011097
       NANU DTG: 300733Z NOV 2011
       REFERENCE NANU: 2011095
       REF NANU DTG: 231534Z NOV 2011
       SVN: 51
       PRN: 20
       START JDAY: 334
       START TIME ZULU: 0151
       START CALENDAR DATE: 30 NOV 2011
       STOP JDAY: 334
       STOP TIME ZULU: 0717
       STOP CALENDAR DATE: 30 NOV 2011

2.  CONDITION: GPS SATELLITE SVN51 (PRN20) WAS UNUSABLE ON JDAY 334
    (30 NOV 2011) BEGINNING 0151 ZULU UNTIL JDAY 334 (30 NOV 2011)
    ENDING 0717 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