NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2004055 SUBJ: SVN31 (PRN31) FORECAST OUTAGE SUMMARY JDAY 125/1828 - JDAY 126/1058 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2004055 NANU DTG: 051045Z MAY 2004 REFERENCE NANU: 2004051 REF NANU DTG: 301519Z APR 2004 SVN: 31 PRN: 31 START JDAY: 125 START TIME ZULU: 1828 START CALENDAR DATE: 04 MAY 2004 STOP JDAY: 126 STOP TIME ZULU: 1058 STOP CALENDAR DATE: 05 MAY 2004 2. CONDITION: GPS SATELLITE SVN31 (PRN31) WAS UNUSABLE ON JDAY 125 (04 MAY 2004) BEGINNING 1828 ZULU UNTIL JDAY 126 (05 MAY 2004) ENDING 1058 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