NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2000091
SUBJ: SVN51 (PRN20) USABLE JDAY 153/1609
1.     NANU TYPE: USABINIT
       NANU NUMBER: 2000091
       NANU DTG: 011624Z JUN 2000
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 51
       PRN: 20
       START JDAY: 153
       START TIME ZULU: 1609
       START CALENDAR DATE: 01 JUN 2000
       STOP JDAY: N/A
       STOP TIME ZULU: N/A
       STOP CALENDAR DATE: N/A

2.  CONDITION: GPS SATELLITE SVN51 (PRN20) WAS USABLE AS OF JDAY 153
    (01 JUN 2000) BEGINNING 1609 ZULU.

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