NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2026066
SUBJ: SVN59 (PRN19) FORECAST OUTAGE SUMMARY JDAY 232/2120 - JDAY 233/0348
1.     NANU TYPE: FCSTSUMM
       NANU NUMBER: 2026066
       NANU DTG: 210346Z AUG 2026
       REFERENCE NANU: 2026065
       REF NANU DTG: 142005Z AUG 2026
       SVN: 59
       PRN: 19
       START JDAY: 232
       START TIME ZULU: 2120
       START CALENDAR DATE: 20 AUG 2026
       STOP JDAY: 233
       STOP TIME ZULU: 0348
       STOP CALENDAR DATE: 21 AUG 2026

2.  CONDITION: GPS SATELLITE SVN59 (PRN19) WAS UNUSABLE ON JDAY 232
    (20 AUG 2026) BEGINNING 2120 ZULU UNTIL JDAY 233 (21 AUG 2026)
    ENDING 0348 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