NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2004063 SUBJ: SVN56 (PRN16) FORECAST OUTAGE JDAY 141/2345 - JDAY 142/1145 1. NANU TYPE: FCSTDV NANU NUMBER: 2004063 NANU DTG: 131937Z MAY 2004 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 56 PRN: 16 START JDAY: 141 START TIME ZULU: 2345 START CALENDAR DATE: 20 MAY 2004 STOP JDAY: 142 STOP TIME ZULU: 1145 STOP CALENDAR DATE: 21 MAY 2004 2. CONDITION: GPS SATELLITE SVN56 (PRN16) WILL BE UNUSABLE ON JDAY 141 (20 MAY 2004) BEGINNING 2345 ZULU UNTIL JDAY 142 (21 MAY 2004) ENDING 1145 ZULU. 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://WWW.NAVCEN.USCG.GOV MILITARY - GPS Support Center at HTTP://WWW.SCHRIEVER.AF.MIL/GPSSUPPORTCENTER, DSN 560-2541, COMM 719-567-2493, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS MILITARY ALTERNATE - 14 AF AIR & SPACE OPERATIONS CENTER, DSN 276-9994, COMM 805-606-9994, V3SPACEAF.AOC@VANDENBERG.AF.MIL