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Posted by Sam Wormley on April 19, 2011, 12:35 pm
> Ref: http://www.navcen.uscg.gov/gps/geninfo/NANUabbr.htm
> http://celestrak.com/GPS/NANU/2010/
> http://celestrak.com/GPS/NANU/2011/

> 2011030------------------------
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011030
> SUBJ: SVN26 (PRN26) UNUSABLE JDAY 100/1712 - JDAY 102/0043
> 1. NANU TYPE: UNUSABLE
> NANU NUMBER: 2011030
> NANU DTG: 120045Z APR 2011
> REFERENCE NANU: 2011029
> REF NANU DTG: 101844Z APR 2011
> SVN: 26
> PRN: 26
> START JDAY: 100
> START TIME ZULU: 1712
> START CALENDAR DATE: 10 APR 2011
> STOP JDAY: 102
> STOP TIME ZULU: 0043
> STOP CALENDAR DATE: 12 APR 2011
> 2. CONDITION: GPS SATELLITE SVN26 (PRN26) WAS UNUSABLE ON JDAY 100
> (10 APR 2011) BEGINNING 1712 ZULU UNTIL JDAY 102 (12 APR 2011)
> ENDING 0043 ZULU.
> 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://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
> 2011031------------------------
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011031
> SUBJ: SVN36 (PRN06) FORECAST OUTAGE SUMMARY JDAY 102/0135 - JDAY 102/0506
> 1. NANU TYPE: FCSTSUMM
> NANU NUMBER: 2011031
> NANU DTG: 120507Z APR 2011
> REFERENCE NANU: 2011027
> REF NANU DTG: 052022Z APR 2011
> SVN: 36
> PRN: 06
> START JDAY: 102
> START TIME ZULU: 0135
> START CALENDAR DATE: 12 APR 2011
> STOP JDAY: 102
> STOP TIME ZULU: 0506
> STOP CALENDAR DATE: 12 APR 2011
> 2. CONDITION: GPS SATELLITE SVN36 (PRN06) WAS UNUSABLE ON JDAY 102
> (12 APR 2011) BEGINNING 0135 ZULU UNTIL JDAY 102 (12 APR 2011)
> ENDING 0506 ZULU.
> 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://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
> 2011032------------------------
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011032
> SUBJ: SVN57 (PRN29) FORECAST OUTAGE JDAY 111/0645 - JDAY 111/1845
> 1. NANU TYPE: FCSTDV
> NANU NUMBER: 2011032
> NANU DTG: 151821Z APR 2011
> REFERENCE NANU: N/A
> REF NANU DTG: N/A
> SVN: 57
> PRN: 29
> START JDAY: 111
> START TIME ZULU: 0645
> START CALENDAR DATE: 21 APR 2011
> STOP JDAY: 111
> STOP TIME ZULU: 1845
> STOP CALENDAR DATE: 21 APR 2011
> 2. CONDITION: GPS SATELLITE SVN57 (PRN29) WILL BE UNUSABLE ON JDAY 111
> (21 APR 2011) BEGINNING 0645 ZULU UNTIL JDAY 111 (21 APR 2011)
> ENDING 1845 ZULU.
> 3. POC: CIVILIAN - NAVCEN AT 703-313-5900, HTTP://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
> UNCLASSIFIED
> GPS OPERATIONAL ADVISORY 109.OA1
> SUBJ: GPS STATUS 19 APR 2011
> 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM):
> A. BLOCK I : NONE
> B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
> PLANE : SLOT B11, D1, C2, D4, E3, C5, A4, A3, A1, E6, D2, B4, F3, F1
> CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB
> BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28
> PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D21, B2, F21, A6, B3
> CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB
> BLOCK II: PRNS 29, 30, 31, 32
> PLANE : SLOT C1, B21, A2, E5
> CLOCK : RB, CS, RB, RB
> 2. CURRENT ADVISORIES AND FORECASTS :
> A. FORECASTS: FOR SEVEN DAYS AFTER EVENT CONCLUDES.
> NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)
> 2011027 052022Z APR 2011 06 FCSTMX 101/2100-102/0900
> 2011031 120507Z APR 2011 06 FCSTSUMM 102/0135-102/0506
> 2011032 151821Z APR 2011 29 FCSTDV 111/0645-111/1845
> B. ADVISORIES:
> NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)
> 2011029 101844Z APR 2011 26 UNUSUFN 100/1712-/
> 2011030 120045Z APR 2011 26 UNUSABLE 100/1712-102/0043
> C. GENERAL:
> NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)
> 2009025 061455Z APR 2009 GENERAL /-/
> 2011026 051701Z APR 2011 GENERAL /-/
> 3. REMARKS:
> A. THE POINT OF CONTACT FOR GPS MILITARY OPERATIONAL SUPPORT IS THE GPS
> OPERATIONS CENTER AT (719)567-2541 OR DSN 560-2541.
> B. CIVILIAN: FOR INFORMATION, CONTACT US COAST GUARD NAVCEN AT
> COMMERCIAL (703)313-5900 24 HOURS DAILY AND INTERNET
> HTTP://WWW.NAVCEN.USCG.GOV
> C. MILITARY SUPPORT WEBPAGES CAN BE FOUND AT THE FOLLOWING
> HTTPS://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC