NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2006080

SUBJ: SVN27 (PRN27) FORECAST OUTAGE JDAY 241/1430 - JDAY 242/0230

1.     NANU TYPE: FCSTMX

       NANU NUMBER: 2006080

       NANU DTG: 221937Z AUG 2006

       REFERENCE NANU: N/A

       REF NANU DTG: N/A

       SVN: 27

       PRN: 27

       START JDAY: 241

       START TIME ZULU: 1430

       START CALENDAR DATE: 29 AUG 2006

       STOP JDAY: 242

       STOP TIME ZULU: 0230

       STOP CALENDAR DATE: 30 AUG 2006

2.  CONDITION: GPS SATELLITE SVN27 (PRN27) WILL BE UNUSABLE ON JDAY 241

    (29 AUG 2006) BEGINNING 1430 ZULU UNTIL JDAY 242 (30 AUG 2006)

    ENDING 0230 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, SPACEAF.AOC@VANDENBERG.AF.MIL