NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2009031 SUBJ: SVN27 (PRN27) FORECAST OUTAGE JDAY 132/0100 - JDAY 133/0600 1. NANU TYPE: FCSTDV NANU NUMBER: 2009031 NANU DTG: 072058Z MAY 2009 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 27 PRN: 27 START JDAY: 132 START TIME ZULU: 0100 START CALENDAR DATE: 12 MAY 2009 STOP JDAY: 133 STOP TIME ZULU: 0600 STOP CALENDAR DATE: 13 MAY 2009 2. CONDITION: GPS SATELLITE SVN27 (PRN27) WILL BE UNUSABLE ON JDAY 132 (12 MAY 2009) BEGINNING 0100 ZULU UNTIL JDAY 133 (13 MAY 2009) ENDING 0600 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