NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998113
SUBJ: SVN27 (PRN27) FORECAST OUTAGE SUMMARY JDAY 209/0131 - JDAY 209/0822
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 1998113
       NANU DTG: 280845Z JUL 1998
       REFERENCE NANU: 1998112
       REF NANU DTG: 222201Z JUL 1998
       SVN: 27
       PRN: 27
       START JDAY: 209
       START TIME ZULU: 0131
       START CALENDAR DATE: 28 JUL 1998
       STOP JDAY: 209
       STOP TIME ZULU: 0822
       STOP CALENDAR DATE: 28 JUL 1998

2.  CONDITION: GPS SATELLITE SVN27 (PRN27) WAS UNUSABLE ON JDAY 209
    (28 JUL 1998) BEGINNING 0131 ZULU UNTIL JDAY 209 (28 JUL 1998)
    ENDING 0822 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@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS