NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998025 SUBJ: SVN43 (PRN13) UNUSABLE JDAY 041/0045 - UNTIL FURTHER NOTICE 1. NANU TYPE: UNUSUFN NANU NUMBER: 1998025 NANU DTG: 100200Z FEB 1998 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 43 PRN: 13 START JDAY: 041 START TIME ZULU: 0045 START CALENDAR DATE: 10 FEB 1998 STOP JDAY: UFN STOP TIME ZULU: N/A STOP CALENDAR DATE: N/A 2. CONDITION: GPS SATELLITE SVN43 (PRN13) IS UNUSABLE AS OF JDAY 041 (10 FEB 98) BEGINNING 0045 ZULU UNTIL FURTHER NOTICE. 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