NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998093 SUBJ: SVN39 (PRN09) FORECAST OUTAGE JDAY 181/1120 - JDAY 181/2320 1. NANU TYPE: FCSTMX NANU NUMBER: 1998093 NANU DTG: 121616Z JUN 1998 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 39 PRN: 09 START JDAY: 181 START TIME ZULU: 1120 START CALENDAR DATE: 30 JUN 1998 STOP JDAY: 181 STOP TIME ZULU: 2320 STOP CALENDAR DATE: 30 JUN 1998 2. CONDITION: GPS SATELLITE SVN39 (PRN09) WILL BE UNUSABLE ON JDAY 181 (30 JUN 1998) BEGINNING 1120 ZULU UNTIL JDAY 181 (30 JUN 1998) ENDING 2320 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@SCHRIEVER.AF.MIL, HTTP://WWW.SCHRIEVER.AF.MIL/GPS