NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2009039 SUBJ: SVN25 (PRN25) FORECAST OUTAGE SUMMARY JDAY 177/0940 - JDAY 182/2005 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2009039 NANU DTG: 012014Z JUL 2009 REFERENCE NANU: 2009037 REF NANU DTG: 261003Z JUN 2009 SVN: 25 PRN: 25 START JDAY: 177 START TIME ZULU: 0940 START CALENDAR DATE: 26 JUN 2009 STOP JDAY: 182 STOP TIME ZULU: 2005 STOP CALENDAR DATE: 01 JUL 2009 2. CONDITION: GPS SATELLITE SVN25 (PRN25) WAS UNUSABLE ON JDAY 177 (26 JUN 2009) BEGINNING 0940 ZULU UNTIL JDAY 182 (01 JUL 2009) ENDING 2005 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 276-9994, COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL