NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011106

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


NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2011106
SUBJ: SVN62 (PRN25) FORECAST OUTAGE SUMMARY JDAY 353/1520 - JDAY 354/0510
1. NANU TYPE: FCSTSUMM
NANU NUMBER: 2011106
NANU DTG: 200509Z DEC 2011
REFERENCE NANU: 2011103
REF NANU DTG: 151416Z DEC 2011
SVN: 62
PRN: 25
START JDAY: 353
START TIME ZULU: 1520
START CALENDAR DATE: 19 DEC 2011
STOP JDAY: 354
STOP TIME ZULU: 0510
STOP CALENDAR DATE: 20 DEC 2011

2. CONDITION: GPS SATELLITE SVN62 (PRN25) WAS UNUSABLE ON JDAY 353
(19 DEC 2011) BEGINNING 1520 ZULU UNTIL JDAY 354 (20 DEC 2011)
ENDING 0510 ZULU.

3. 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


GPS OPERATIONAL ADVISORY 354.OA1
SUBJ: GPS STATUS 20 DEC 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 D2, D1, C2, D4, E3, C6, A4, A3, A1, 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, 25, 26, 27, 28, 29
PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, B2, F5, A6, B3, C1
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB
BLOCK II: PRNS 30, 31, 32
PLANE : SLOT B5, A2, E5
CLOCK : 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)
2011098 010007Z DEC 2011 30 FCSTDV 338/2100-347/2200
2011100 092122Z DEC 2011 25 FCSTDV 349/1500-350/0300
2011102 132127Z DEC 2011 30 FCSTSUMM 338/2155-347/2120
2011103 151416Z DEC 2011 25 FCSTMX 353/1500-354/1500
2011104 152242Z DEC 2011 25 FCSTSUMM 349/1545-349/2230
2011106 200509Z DEC 2011 25 FCSTSUMM 353/1520-354/0510
B. ADVISORIES:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)
2011105 162242Z DEC 2011 27 USABINIT 350/2238-/
C. GENERAL:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)
2011088 042207Z NOV 2011 GENERAL /-/
2011101 092125Z DEC 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 719-567-2541 24 HOURS DAILY AND INTERNET
HTTPS://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