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Posted by Sam Wormley on March 28, 2011, 4:00 pm
> Ref: http://www.navcen.uscg.gov/gps/geninfo/NANUabbr.htm
> http://celestrak.com/GPS/NANU/2010/
> http://celestrak.com/GPS/NANU/2011/

> 2011024------------------------
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011024
> SUBJ: SVN62 (PRN25) FORECAST OUTAGE SUMMARY JDAY 080/2233 - JDAY 081/0715
> 1. NANU TYPE: FCSTSUMM
> NANU NUMBER: 2011024
> NANU DTG: 220734Z MAR 2011
> REFERENCE NANU: 2011023
> REF NANU DTG: 220227Z MAR 2011
> SVN: 62
> PRN: 25
> START JDAY: 080
> START TIME ZULU: 2233
> START CALENDAR DATE: 21 MAR 2011
> STOP JDAY: 081
> STOP TIME ZULU: 0715
> STOP CALENDAR DATE: 22 MAR 2011
> 2. CONDITION: GPS SATELLITE SVN62 (PRN25) WAS UNUSABLE ON JDAY 080
> (21 MAR 2011) BEGINNING 2233 ZULU UNTIL JDAY 081 (22 MAR 2011)
> ENDING 0715 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
> 2011025------------------------
> NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011025
> SUBJ: SVN54 (PRN18) FORECAST OUTAGE JDAY 095/1520 - JDAY 096/0320
> 1. NANU TYPE: FCSTDV
> NANU NUMBER: 2011025
> NANU DTG: 281650Z MAR 2011
> REFERENCE NANU: N/A
> REF NANU DTG: N/A
> SVN: 54
> PRN: 18
> START JDAY: 095
> START TIME ZULU: 1520
> START CALENDAR DATE: 05 APR 2011
> STOP JDAY: 096
> STOP TIME ZULU: 0320
> STOP CALENDAR DATE: 06 APR 2011
> 2. CONDITION: GPS SATELLITE SVN54 (PRN18) WILL BE UNUSABLE ON JDAY 095
> (05 APR 2011) BEGINNING 1520 ZULU UNTIL JDAY 096 (06 APR 2011)
> ENDING 0320 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 087.OA1
> SUBJ: GPS STATUS 28 MAR 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)
> 2011018 072248Z MAR 2011 27 FCSTMX 074/0200-074/1400
> 2011019 072252Z MAR 2011 25 FCSTMX 075/1830-076/1830
> 2011020 150332Z MAR 2011 27 FCSTSUMM 074/0239-074/0329
> 2011021 162329Z MAR 2011 25 FCSTSUMM 075/1905-075/2328
> 2011022 171945Z MAR 2011 25 FCSTMX 080/2100-081/0300
> 2011023 220227Z MAR 2011 25 FCSTEXTD 080/2233-/
> 2011024 220734Z MAR 2011 25 FCSTSUMM 080/2233-081/0715
> 2011025 281650Z MAR 2011 18 FCSTDV 095/1520-096/0320
> B. ADVISORIES:
> NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)
> C. GENERAL:
> NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)
> 2009025 061455Z APR 2009 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