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sci.geo.satellite-nav (Global Satellite Navigation) (sci.geo.satellite-nav) Discussion of global navigation satellite systems (GNSS). Topics include the technical aspects of GNSS operation, user experiences in the use of GNSS, information regarding GNSS products and discussion of GNSS policy (such as GPS selective availability).

NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2013027



 
 
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Old May 2nd 13, 12:30 AM posted to sci.geo.satellite-nav
Sam Wormley[_2_]
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Posts: 775
Default NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2013027


2013027------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2013027
SUBJ: SVN35 (PRN30) DECOMMISSIONING JDAY 121/2200
1. NANU TYPE: DECOM
NANU NUMBER: 2013027
NANU DTG: 012216Z MAY 2013
REFERENCE NANU: 2013022
REF NANU DTG: 281132Z MAR 2013
SVN: 35
PRN: 30
UNUSABLE START JDAY: 087
UNUSABLE START TIME ZULU: 1029
UNUSABLE START CALENDAR DATE: 28 MAR 2013
DECOMMISSIONING JDAY: 121
DECOMMISSIONING TIME ZULU: 2200
DECOMMISSIONING CALENDAR DATE: 01 MAY 2013

2. CONDITION: GPS SATELLITE SVN35 (PRN30) WAS UNUSABLE AS OF JDAY 087
(28 MAR 2013)
AND REMOVED FROM THE GPS CONSTELLATION ON JDAY 121 (01 MAY 2013).

3. 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, ,
HTTPS://GPS.AFSPC.AF.MIL
MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-3514,
COMM 805-606-3514,


UNCLASSIFIED
GPS OPERATIONAL ADVISORY 121.OA1
SUBJ: GPS STATUS 01 MAY 2013

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 D2, D1, C2, D4, E3, C6, A4, A3, A5, E6, D5, 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, A1, B2, F5, B6, B3
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, RB, RB
BLOCK II: PRNS 29, 30, 31, 32
PLANE : SLOT C1, B5, A2, E5
CLOCK : RB, RB, 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)

B. ADVISORIES:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)

2013022 281132Z MAR 2013 30 UNUSUFN 087/1029-/
2013027 012216Z MAY 2013 30 DECOM 087/1029-121/2200
C. GENERAL:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)

2013021 271903Z MAR 2013 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 719-567-2541 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 HTTPS://GPS.AFSPC.AF.MIL/GPSOC


http://www.navcen.uscg.gov/gps/geninfo/NANUabbr.htm
http://celestrak.com/GPS/NANU/2012/
http://celestrak.com/GPS/status/2012/

 




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