NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1999123
SUBJ: SVN15 (PRN15) UNUSABLE JDAY 210/1945 - UNTIL FURTHER NOTICE
1.     NANU TYPE: UNUSUFN
       NANU NUMBER: 1999123
       NANU DTG: 292029Z JUL 1999
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 15
       PRN: 15
       START JDAY: 210
       START TIME ZULU: 1945
       START CALENDAR DATE: 29 JUL 1999
       STOP JDAY: UFN
       STOP TIME ZULU: N/A
       STOP CALENDAR DATE: N/A

2.  CONDITION: GPS SATELLITE SVN15 (PRN15) IS UNUSABLE AS OF JDAY 210
    (29 JUL 1999) BEGINNING 1945 ZULU UNTIL FURTHER NOTICE.

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