NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2004023
SUBJ: SVN31 (PRN31) UNUSABLE JDAY 046/0452 - JDAY 046/1417
1.     NANU TYPE: UNUSABLE
       NANU NUMBER: 2004023
       NANU DTG: 151417Z FEB 2004
       REFERENCE NANU: 2004022
       REF NANU DTG: 150452Z FEB 2004
       SVN: 31
       PRN: 31
       START JDAY: 046
       START TIME ZULU: 0452
       START CALENDAR DATE: 15 FEB 2004
       STOP JDAY: 046
       STOP TIME ZULU: 1417
       STOP CALENDAR DATE: 15 FEB 2004

2.  CONDITION: GPS SATELLITE SVN31 (PRN31) WAS UNUSABLE ON JDAY 046
    (15 FEB 2004) BEGINNING 0452 ZULU UNTIL JDAY 046 (15 FEB 2004)
    ENDING 1417 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