NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010042 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** ON 01 MAR 2010, SVN35 DISCONTINUED TRANSMITTING L-BAND. PRN25 IS AVAILABLE FOR FUTURE SATELLITE SERVICE. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514, COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2009025 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** ON 10 APRIL 09 NO EARLIER THAN 1000Z, SVN 49 (PRN 01) WILL BEGIN TRANSMITTING DATA-LESS L5. THE FOLLOWING CONDITIONS OF USE APPLY: A. THE AIR FORCE DOES NOT GUARANTEE THE AVAILABILITY OR QUALITY OF L5 ON SVN 49 (PRN 01). B. USERS ARE CAUTIONED THAT THE NEW SIGNAL IS UNDER DEVELOPMENT AND MAY BE USED FOR A VARIETY OF TEST APPLICATIONS FOR THE TIME BEING. AS SUCH, AVAILABILITY AND QUALITY OF THE L5 SIGNAL MAY BE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE. THEREFORE, ANY USE OF THE L5 SIGNAL ON SVN 49 (PRN 01) IS AT THE USER'S OWN RISK. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994, COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010022 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** ATTENTION MILITARY USERS WITH SAASM RECEIVERS. FOR INFORMATION ABOUT AN ANOMALY ON A LIMITED NUMBER OF THESE RECEIVERS, PLEASE GO TO HTTP://GPSOC.AFSPC.AF.SMIL.MIL, CONTACT THE GPS WING CRISIS TEAM (CAT) AT 310-653-3085, OR CONTACT THE GPSOC AT (719) 567-2541. ALSO REFERENCE PREVIOUS NANUS 2010002, 2010011, 2010016, 2010018. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514, COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010024 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** ON APPROXIMATELY 11 FEB 10 SVN35 WILL RESUME TRANSMITTING L-BAND UTILIZING PRN25. AT L-BAND ACTIVATION, SVN35/PRN25 WILL BE UNUSABLE UNTIL FURTHER NOTICE. ADDITIONALLY, NO BROADCAST ALMANACS WILL INCLUDE SVN35/PRN25. FUTURE NANUS WILL INFORM USERS OF ANY CHANGES TO THE ABOVE-STATED STATUS. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514, COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010041 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** THE PURPOSE OF THIS NOTIFICATION IS TO INFORM USERS OF AN UPCOMING EVENT RELATED TO THE GPS SATELLITE CONSTELLATION. THE 2ND SPACE OPERATIONS SQUADRON WILL BE INSTALLING A GROUND SOFTWARE UPGRADE ON 5 MARCH 2010 (J064). THERE ARE NO PLANNED GPS SATELLITE OUTAGES FOR THIS ACTIVITY, AND THE BROADCAST NAVIGATION SIGNAL WILL REMAIN IS-GPS-200 COMPLIANT. IF MILITARY OR CIVIL USERS ENCOUNTER ANY USER EQUIPMENT PROBLEMS THEY FEEL ARE RELATED TO THIS MINOR SOFTWARE CHANGE, PLEASE CALL THE GPSOC (MILITARY) OR NAVCEN (CIVIL) IMMEDIATELY. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514, COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2010045 NANU TYPE: GENERAL *** GENERAL MESSAGE TO ALL GPS USERS *** REFERENCE NANU 2010041. THIS IS A REMINDER OF AN UPCOMING EVENT RELATED TO THE GPS SATELLITE CONSTELLATION. THE 2ND SPACE OPERATIONS SQUADRON WILL BE INSTALLING A GROUND SOFTWARE UPGRADE ON 5 MARCH 2010 (J064). THERE ARE NO PLANNED GPS SATELLITE OUTAGES FOR THIS ACTIVITY, AND THE BROADCAST NAVIGATION SIGNAL WILL REMAIN IS-GPS-200 COMPLIANT. IF MILITARY OR CIVIL USERS ENCOUNTER ANY USER EQUIPMENT PROBLEMS THEY FEEL ARE RELATED TO THIS MINOR SOFTWARE CHANGE, PLEASE CALL THE GPSOC (MILITARY) OR NAVCEN (CIVIL) IMMEDIATELY. *** GENERAL MESSAGE TO ALL GPS USERS *** POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTPS://WWW.NAVCEN.USCG.GOV MILITARY - GPS OPERATIONS CENTER AT HTTP://GPS.AFSPC.AF.MIL/GPSOC, DSN 560-2541, COMM 719-567-2541, GPS_SUPPORT@SCHRIEVER.AF.MIL, HTTPS://GPS.AFSPC.AF.MIL MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514, COMM 805-606-3514, JSPOCCOMBATOPS@VANDENBERG.AF.MIL
