NOTICE ADVISORY TO NAVSTAR USERS (NANU) 1998068 SUBJ: SVN37 (PRN07) FORECAST OUTAGE SUMMARY JDAY 124/1401 - JDAY 124/2000 1. NANU TYPE: FCSTSUMM NANU NUMBER: 1998068 NANU DTG: 042054Z MAY 1998 REFERENCE NANU: 1998063 REF NANU DTG: 291517ZAPR1998 SVN: 37 PRN: 07 START JDAY: 124 START TIME ZULU: 1401 START CALENDAR DATE: 04 MAY 1998 STOP JDAY: 124 STOP TIME ZULU: 2000 STOP CALENDAR DATE: 04 MAY 1998 2. CONDITION: GPS SATELLITE SVN37 (PRN07) WAS UNUSABLE ON JDAY 124 (04 MAY 1998) BEGINNING 1401 ZULU UNTIL JDAY 124 (04 MAY 1998) ENDING 2000 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