NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2002030 SUBJ: SVN54 (PRN18) FORECAST OUTAGE JDAY 059/0000 - JDAY 059/1200 1. NANU TYPE: FCSTMX NANU NUMBER: 2002030 NANU DTG: 202321Z FEB 2002 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 54 PRN: 18 START JDAY: 059 START TIME ZULU: 0000 START CALENDAR DATE: 28 FEB 2002 STOP JDAY: 059 STOP TIME ZULU: 1200 STOP CALENDAR DATE: 28 FEB 2002 2. CONDITION: GPS SATELLITE SVN54 (PRN18) WILL BE UNUSABLE ON JDAY 059 (28 FEB 2002) BEGINNING 0000 ZULU UNTIL JDAY 059 (28 FEB 2002) ENDING 1200 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