NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2001069
SUBJ: SVN31 (PRN31) FORECAST OUTAGE JDAY 144/2000 - JDAY 145/0800
1.     NANU TYPE: FCSTMX
       NANU NUMBER: 2001069
       NANU DTG: 181753Z MAY 2001
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 31
       PRN: 31
       START JDAY: 144
       START TIME ZULU: 2000
       START CALENDAR DATE: 24 MAY 2001
       STOP JDAY: 145
       STOP TIME ZULU: 0800
       STOP CALENDAR DATE: 25 MAY 2001

2.  CONDITION: GPS SATELLITE SVN31 (PRN31) WILL BE UNUSABLE ON JDAY 144
    (24 MAY 2001) BEGINNING 2000 ZULU UNTIL JDAY 145 (25 MAY 2001)
    ENDING 0800 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.MIL
    MILITARY - 1LT HERB KNIERIM, 2 SOPS NAVIGATION ANALYST, DSN 560-2744,
    COMM 719-567-2744, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS