NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998029 SUBJ: SVN43 (PRN13) UNUSABLE JDAY 048/1625 - JDAY 051/0150 1. NANU TYPE: UNUSABLE NANU NUMBER: 1998029 NANU DTG: 200223Z FEB 1998 REFERENCE NANU: 1998028 REF NANU DTG: 171714Z FEB 1998 SVN: 43 PRN: 13 START JDAY: 048 START TIME ZULU: 1625 START CALENDAR DATE: 17 FEB 1998 STOP JDAY: 051 STOP TIME ZULU: 0150 STOP CALENDAR DATE: 20 FEB 1998 2. CONDITION: GPS SATELLITE SVN43 (PRN13) WAS UNUSABLE ON JDAY 048 (17 FEB 98) BEGINNING 1625 ZULU UNTIL JDAY 051 (20 FEB 98) ENDING 0150 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