NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2008005 SUBJ: SVN25 (PRN25) FORECAST OUTAGE JDAY 018/0930 - JDAY 019/1200 1. NANU TYPE: FCSTDV NANU NUMBER: 2008005 NANU DTG: 112102Z JAN 2008 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 25 PRN: 25 START JDAY: 018 START TIME ZULU: 0930 START CALENDAR DATE: 18 JAN 2008 STOP JDAY: 019 STOP TIME ZULU: 1200 STOP CALENDAR DATE: 19 JAN 2008 2. CONDITION: GPS SATELLITE SVN25 (PRN25) WILL BE UNUSABLE ON JDAY 018 (18 JAN 2008) BEGINNING 0930 ZULU UNTIL JDAY 019 (19 JAN 2008) ENDING 1200 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, JSPOCCOMBATOPS@VANDENBERG.AF.MIL