NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998031
SUBJ: SVN31 (PRN31) FORECAST OUTAGE JDAY 066/1700 - JDAY 067/0500
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 1998031
       NANU DTG: 041612Z MAR 1998
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 31
       PRN: 31
       START JDAY: 066
       START TIME ZULU: 1700
       START CALENDAR DATE: 07 MAR 1998
       STOP JDAY: 067
       STOP TIME ZULU: 0500
       STOP CALENDAR DATE: 08 MAR 1998

2.  CONDITION: GPS SATELLITE SVN31 (PRN31) WILL BE UNUSABLE ON JDAY 066
    (07 MAR 1998) BEGINNING 1700 ZULU UNTIL JDAY 067 (08 MAR 1998) ENDING 0500 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.MIL
    MILITARY - LT BRIAN BARKER, 2 SOPS NAVIGATION ANALYST, DSN 560-6378,
    COMM 719-567-6378, GPS@FAFB.AF.MIL, HTTP://WWW.FAFB.AF.MIL/GPS