NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011001-004

Ref: http://www.navcen.uscg.gov/gps/geninfo/NANUabbr.htm
http://celestrak.com/GPS/NANU/2010/
http://celestrak.com/GPS/NANU/2011/



2011001------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011001
SUBJ: SVN34 (PRN04) FORECAST OUTAGE SUMMARY JDAY 004/1342 - JDAY 004/1839
1. NANU TYPE: FCSTSUMM
NANU NUMBER: 2011001
NANU DTG: 041856Z JAN 2011
REFERENCE NANU: 2010156
REF NANU DTG: 231746Z DEC 2010
SVN: 34
PRN: 04
START JDAY: 004
START TIME ZULU: 1342
START CALENDAR DATE: 04 JAN 2011
STOP JDAY: 004
STOP TIME ZULU: 1839
STOP CALENDAR DATE: 04 JAN 2011

2. CONDITION: GPS SATELLITE SVN34 (PRN04) WAS UNUSABLE ON JDAY 004
(04 JAN 2011) BEGINNING 1342 ZULU UNTIL JDAY 004 (04 JAN 2011)
ENDING 1839 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


2011002------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011002
SUBJ: SVN36 (PRN06) FORECAST OUTAGE RESCHEDULED
1. NANU TYPE: FCSTRESCD
NANU NUMBER: 2011002
NANU DTG: 042150Z JAN 2011
REFERENCE NANU: 2010153
REF NANU DTG: 152005Z DEC 2010
SVN: 36
PRN: 06
START JDAY: 011
START TIME ZULU: 1600
START CALENDAR DATE: 11 JAN 2011
STOP JDAY: 012
STOP TIME ZULU: 0400
STOP CALENDAR DATE: 12 JAN 2011

2. CONDITION: GPS SATELLITE SVN36 (PRN06) WILL BE UNUSABLE ON JDAY 011
(11 JAN 2011) BEGINNING 1600 ZULU UNTIL JDAY 012 (12 JAN 2011)
ENDING 0400 ZULU. PLEASE REFERENCE NANU NUMBER 2010153
DTG 152005Z DEC 2010 FOR THE ORIGINAL OUTAGE TIME.

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


2011003------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011003
SUBJ: SVN55 (PRN15) FORECAST OUTAGE JDAY 010/1830 - JDAY 011/0630
1. NANU TYPE: FCSTDV
NANU NUMBER: 2011003
NANU DTG: 042203Z JAN 2011
REFERENCE NANU: N/A
REF NANU DTG: N/A
SVN: 55
PRN: 15
START JDAY: 010
START TIME ZULU: 1830
START CALENDAR DATE: 10 JAN 2011
STOP JDAY: 011
STOP TIME ZULU: 0630
STOP CALENDAR DATE: 11 JAN 2011

2. CONDITION: GPS SATELLITE SVN55 (PRN15) WILL BE UNUSABLE ON JDAY 010
(10 JAN 2011) BEGINNING 1830 ZULU UNTIL JDAY 011 (11 JAN 2011)
ENDING 0630 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


2011004------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011004
SUBJ: SVN30 (PRN30) FORECAST OUTAGE JDAY 018/1700 - JDAY 019/1700
1. NANU TYPE: FCSTDV
NANU NUMBER: 2011004
NANU DTG: 042208Z JAN 2011
REFERENCE NANU: N/A
REF NANU DTG: N/A
SVN: 30
PRN: 30
START JDAY: 018
START TIME ZULU: 1700
START CALENDAR DATE: 18 JAN 2011
STOP JDAY: 019
STOP TIME ZULU: 1700
STOP CALENDAR DATE: 19 JAN 2011

2. CONDITION: GPS SATELLITE SVN30 (PRN30) WILL BE UNUSABLE ON JDAY 018
(18 JAN 2011) BEGINNING 1700 ZULU UNTIL JDAY 019 (19 JAN 2011)
ENDING 1700 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 004.OA1
SUBJ: GPS STATUS 04 JAN 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)

2010152 152001Z DEC 2010 24 FCSTDV 362/2200-363/2200
2010153 152005Z DEC 2010 06 FCSTMX 006/1600-007/0400
2010156 231746Z DEC 2010 04 FCSTMX 004/1300-005/0100
2010157 290442Z DEC 2010 24 FCSTSUMM 362/2212-363/0424
2011001 041856Z JAN 2011 04 FCSTSUMM 004/1342-004/1839
2011002 042150Z JAN 2011 06 FCSTRESCD 011/1600-012/0400
2011003 042203Z JAN 2011 15 FCSTDV 010/1830-011/0630
2011004 042208Z JAN 2011 30 FCSTDV 018/1700-019/1700
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