For those GPS users who have historically been sensitive to activation of SVN-49, please note the following. On approximately 30 APR 2015, SVN49 will resume transmitting L-band utilizing PRN08. At L-band activation, SVN49/PRN08 will be unusable until further notice. Additionally, no broadcast almanacs will include SVN49/PRN08 until further notice.
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2015032 NANU TYPE: GENERAL
*** GENERAL MESSAGE TO ALL GPS USERS *** On approximately 30 APR 2015, SVN49 will resume transmitting L-band utilizing PRN08. At L-band activation, SVN49/PRN08 will be unusable until further notice. Additionally, no broadcast almanacs will include SVN49/PRN08 until further notice.
*** GENERAL MESSAGE TO ALL GPS USERS ***
POC: CIVILIAN – NAVCEN AT 703-313-5900, HTTP://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