NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2006167 SUBJ: SVN25 (PRN25) FORECAST OUTAGE JDAY 005/0730 - JDAY 006/0730 1 NANU TYPE: FCSTDV NANU NUMBER: 2006167 NANU DTG: 281727Z DEC 2006 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 25 PRN: 25 START JDAY: 005 START TIME ZULU: 0730 START CALENDAR DATE: 05 JAN 2007 STOP JDAY: 006 STOP TIME ZULU: 0730 STOP CALENDAR DATE: 06 JAN 2007

1. CONDITION: GPS SATELLITE SVN25 (PRN25) WILL BE UNUSABLE ON JDAY 005 (05 JAN 2007) BEGINNING 0730 ZULU UNTIL JDAY 006 (06 JAN 2007) ENDING 0730 ZULU

2. 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

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