NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2002019
SUBJ: SVN51 (PRN20) FORECAST OUTAGE SUMMARY JDAY 029/0520 - JDAY 029/0706
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 2002019
       NANU DTG: 290714Z JAN 2002
       REFERENCE NANU: 2002016
       REF NANU DTG: 231427Z JAN 2002
       SVN: 51
       PRN: 20
       START JDAY: 029
       START TIME ZULU: 0520
       START CALENDAR DATE: 29 JAN 2002
       STOP JDAY: 029
       STOP TIME ZULU: 0706
       STOP CALENDAR DATE: 29 JAN 2002

2.  CONDITION: GPS SATELLITE SVN51 (PRN20) WAS UNUSABLE ON JDAY 029
    (29 JAN 2002) BEGINNING 0520 ZULU UNTIL JDAY 029 (29 JAN 2002)
    ENDING 0706 ZULU.

3.  POC: CIVILIAN - NAVCEN AT (703)313-5900, HTTP://WWW.NAVCEN.USCG.GOV
    MILITARY - CAPT HERB KNIERIM, 2 SOPS NAVIGATION ANALYST, DSN 560-6614,
    COMM 719-567-6614, GPS@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS