NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1999012 SUBJ: SVN43 (PRN13) UNUSABLE JDAY 029/1727 - UNTIL FURTHER NOTICE 1. NANU TYPE: UNUSUFN NANU NUMBER: 1999012 NANU DTG: 291818Z JAN 1999 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 43 PRN: 13 START JDAY: 029 START TIME ZULU: 1727 START CALENDAR DATE: 29 JAN 1999 STOP JDAY: UFN STOP TIME ZULU: N/A STOP CALENDAR DATE: N/A 2. CONDITION: GPS SATELLITE SVN43 (PRN13) IS UNUSABLE AS OF JDAY 029 (29 JAN 1999) BEGINNING 1727 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