NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2022086 NANU TYPE: GENERAL
*** GENERAL MESSAGE TO ALL GPS USERS ***
On approximately 27 OCT 2022, SVN49 will resume transmitting L-band utilizing PRN28; at L-band activation, SVN49/PRN28 will be unusable until further notice (additionally, no broadcast almanacs will include SVN49/PRN28 until further notice).
*** GENERAL MESSAGE TO ALL GPS USERS ***

   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 276-3526. COMM 805-606-3526.
   JSPOCCOMBATOPS@US.AF.MIL