NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2025053
SUBJ: SVN77 (PRN14) FORECAST OUTAGE JDAY 212/0800 - JDAY 212/2000
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 2025053
       NANU DTG: 242038Z JUL 2025
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 77
       PRN: 14
       START JDAY: 212
       START TIME ZULU: 0800
       START CALENDAR DATE: 31 JUL 2025
       STOP JDAY: 212
       STOP TIME ZULU: 2000
       STOP CALENDAR DATE: 31 JUL 2025

2.  CONDITION: GPS SATELLITE SVN77 (PRN14) WILL BE UNUSABLE ON JDAY 212
    (31 JUL 2025) BEGINNING 0800 ZULU UNTIL JDAY 212 (31 JUL 2025)
    ENDING 2000 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