NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2020056 SUBJ: SVN64 (PRN30) FORECAST OUTAGE SUMMARY JDAY 294/1233 - JDAY 294/1654 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2020056 NANU DTG: 201705Z OCT 2020 REFERENCE NANU: 2020054 REF NANU DTG: 151716Z OCT 2020 SVN: 64 PRN: 30 START JDAY: 294 START TIME ZULU: 1233 START CALENDAR DATE: 20 OCT 2020 STOP JDAY: 294 STOP TIME ZULU: 1654 STOP CALENDAR DATE: 20 OCT 2020 2. CONDITION: GPS SATELLITE SVN64 (PRN30) WAS UNUSABLE ON JDAY 294 (20 OCT 2020) BEGINNING 1233 ZULU UNTIL JDAY 294 (20 OCT 2020) ENDING 1654 ZULU. 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER at HTTPS://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, gpsoperationscenter@us.af.mil, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3526. COMM 805-606-3526. JSPOCCOMBATOPS@US.AF.MIL