NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2025028 SUBJ: SVN71 (PRN26) FORECAST OUTAGE JDAY 107/1245 - JDAY 108/0045 1. NANU TYPE: FCSTDV NANU NUMBER: 2025028 NANU DTG: 141444Z APR 2025 REFERENCE NANU: N/A REF NANU DTG: N/A SVN: 71 PRN: 26 START JDAY: 107 START TIME ZULU: 1245 START CALENDAR DATE: 17 APR 2025 STOP JDAY: 108 STOP TIME ZULU: 0045 STOP CALENDAR DATE: 18 APR 2025 2. CONDITION: GPS SATELLITE SVN71 (PRN26) WILL BE UNUSABLE ON JDAY 107 (17 APR 2025) BEGINNING 1245 ZULU UNTIL JDAY 108 (18 APR 2025) ENDING 0045 ZULU. 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS WARFIGHTER COLLABORATION CELL at HTTPS://GWCC-WS.CCE.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, gpsoperationscenter@us.af.mil, HTTPS://GWCC-WS.CCE.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3526. COMM 805-606-3526. JSPOCCOMBATOPS@US.AF.MIL