NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2007060 SUBJ: SVN25 (PRN25) UNUSABLE JDAY 112/1010 - JDAY 115/2240 1 NANU TYPE: UNUSABLE NANU NUMBER: 2007060 NANU DTG: 252246Z APR 2007 REFERENCE NANU: 2007059 REF NANU DTG: 221026Z APR 2007 SVN: 25 PRN: 25 START JDAY: 112 START TIME ZULU: 1010 START CALENDAR DATE: 22 APR 2007 STOP JDAY: 115 STOP TIME ZULU: 2240 STOP CALENDAR DATE: 25 APR 2007

1. CONDITION: GPS SATELLITE SVN25 (PRN25) WAS UNUSABLE ON JDAY 112 (22 APR 2007) BEGINNING 1010 ZULU UNTIL JDAY 115 (25 APR 2007) ENDING 2240 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, JSPOCCOMBATOPS@VANDENBERG AF MIL

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