NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2026083
SUBJ: SVN58 (PRN12) FORECAST OUTAGE JDAY 281/2300 - JDAY 282/2300
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 2026083
       NANU DTG: 021653Z OCT 2026
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 58
       PRN: 12
       START JDAY: 281
       START TIME ZULU: 2300
       START CALENDAR DATE: 08 OCT 2026
       STOP JDAY: 282
       STOP TIME ZULU: 2300
       STOP CALENDAR DATE: 09 OCT 2026

2.  CONDITION: GPS SATELLITE SVN58 (PRN12) WILL BE UNUSABLE ON JDAY 281
    (08 OCT 2026) BEGINNING 2300 ZULU UNTIL JDAY 282 (09 OCT 2026)
    ENDING 2300 ZULU.

3.  POC: CIVILIAN - NAVCEN AT 866-944-5748, HTTPS://WWW.NAVCEN.USCG.GOV
    MILITARY - GLOBAL WARFIGHTER COLLABORATION CELL at HTTPS://GWCC-WS.CCE.AF.MIL/, DSN 560-2541,
    COMM 719-567-2541, gpsoperationscenter@us.af.mil, HTTPS://GWCC-WS.CCE.AF.MIL 
    MILITARY ALTERNATE - COMBINED SPACE OPERATIONS CENTER, DSN 276-3526, 
    COMM 805-605-3526, JSPOCCOMBATOPS@SPACEFORCE.MIL