NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2009030 SUBJ: SVN56 (PRN16) FORECAST OUTAGE SUMMARY JDAY 119/2140 - JDAY 120/0320 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2009030 NANU DTG: 300324Z APR 2009 REFERENCE NANU: 2009028 REF NANU DTG: 232003Z APR 2009 SVN: 56 PRN: 16 START JDAY: 119 START TIME ZULU: 2140 START CALENDAR DATE: 29 APR 2009 STOP JDAY: 120 STOP TIME ZULU: 0320 STOP CALENDAR DATE: 30 APR 2009 2. CONDITION: GPS SATELLITE SVN56 (PRN16) WAS UNUSABLE ON JDAY 119 (29 APR 2009) BEGINNING 2140 ZULU UNTIL JDAY 120 (30 APR 2009) ENDING 0320 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