NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2019128
SUBJ: SVN53 (PRN17) FORECAST OUTAGE JDAY 220/1415 - JDAY 221/0215
1.     NANU TYPE: FCSTDV
       NANU NUMBER: 2019128
       NANU DTG: 011441Z AUG 2019
       REFERENCE NANU: N/A
       REF NANU DTG: N/A
       SVN: 53
       PRN: 17
       START JDAY: 220
       START TIME ZULU: 1415
       START CALENDAR DATE: 08 AUG 2019
       STOP JDAY: 221
       STOP TIME ZULU: 0215
       STOP CALENDAR DATE: 09 AUG 2019

2.  CONDITION: GPS SATELLITE SVN53 (PRN17) WILL BE UNUSABLE ON JDAY 220
    (08 AUG 2019) BEGINNING 1415 ZULU UNTIL JDAY 221 (09 AUG 2019)
    ENDING 0215 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 276-3514, 
    COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL