NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2020088 SUBJ: SVN48 (PRN07) FORECAST OUTAGE SUMMARY JDAY 358/0325 - JDAY 360/1615 1. NANU TYPE: FCSTSUMM NANU NUMBER: 2020088 NANU DTG: 251611Z DEC 2020 REFERENCE NANU: 2020087 REF NANU DTG: 230336Z DEC 2020 SVN: 48 PRN: 07 START JDAY: 358 START TIME ZULU: 0325 START CALENDAR DATE: 23 DEC 2020 STOP JDAY: 360 STOP TIME ZULU: 1615 STOP CALENDAR DATE: 25 DEC 2020 2. CONDITION: GPS SATELLITE SVN48 (PRN07) WAS UNUSABLE ON JDAY 358 (23 DEC 2020) BEGINNING 0325 ZULU UNTIL JDAY 360 (25 DEC 2020) ENDING 1615 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