NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2007110-111

Ref: http://WWW.SCHRIEVER.AF.MIL/GPS/Current/current.nnu?
http://WWW.SCHRIEVER.AF.MIL/GPS/Current/current.oa1?
http://www.navcen.uscg.gov/gps/geninfo/NANUabbr.htm



2007110------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2007110
SUBJ: SVN37 (PRN07) FORECAST OUTAGE JDAY 268/0200 - JDAY 268/1600
1. NANU TYPE: FCSTDV
NANU NUMBER: 2007110
NANU DTG: 181756Z SEP 2007
REFERENCE NANU: N/A
REF NANU DTG: N/A
SVN: 37
PRN: 07
START JDAY: 268
START TIME ZULU: 0200
START CALENDAR DATE: 25 SEP 2007
STOP JDAY: 268
STOP TIME ZULU: 1600
STOP CALENDAR DATE: 25 SEP 2007

2. CONDITION: GPS SATELLITE SVN37 (PRN07) WILL BE UNUSABLE ON JDAY 268
(25 SEP 2007) BEGINNING 0200 ZULU UNTIL JDAY 268 (25 SEP 2007)
ENDING 1600 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, HTTP://gps.afspc.af.mil/gps
MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994,
COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL


2007111------------------------
NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2007111
SUBJ: SVN40 (PRN10) UNUSABLE JDAY 236/1751 - JDAY 261/2028
1. NANU TYPE: UNUSABLE
NANU NUMBER: 2007111
NANU DTG: 182044Z SEP 2007
REFERENCE NANU: 2007102
REF NANU DTG: 241755Z AUG 2007
SVN: 40
PRN: 10
START JDAY: 236
START TIME ZULU: 1751
START CALENDAR DATE: 24 AUG 2007
STOP JDAY: 261
STOP TIME ZULU: 2028
STOP CALENDAR DATE: 18 SEP 2007

2. CONDITION: GPS SATELLITE SVN40 (PRN10) WAS UNUSABLE ON JDAY 236
(24 AUG 2007) BEGINNING 1751 ZULU UNTIL JDAY 261 (18 SEP 2007)
ENDING 2028 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, HTTP://gps.afspc.af.mil/gps
MILITARY ALTERNATE - JOINT SPACE OPERATIONS CENTER, DSN 276-9994,
COMM 805-606-9994, JSPOCCOMBATOPS@VANDENBERG.AF.MIL


UNCLASSIFIED
GPS OPERATIONAL ADVISORY 261.OA1
SUBJ: GPS STATUS 18 SEP 2007

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 F6, D1, C2, D4, B5, C1, C5, A3, A1, E3, D2, B4, F3, F1
CLOCK : CS, RB, CS, RB, RB, RB, RB, CS, RB, RB, RB, RB, RB, RB
BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29
PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D6, A5, F2, A4, B3, F5
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB, CS
BLOCK II: PRNS 30, 31, 32
PLANE : SLOT B2, A2, E5
CLOCK : 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)

2007103 271632Z AUG 2007 18 FCSTMX 243/0130-243/0330
2007104 310330Z AUG 2007 18 FCSTCANC 243/0130-/
2007110 181756Z SEP 2007 07 FCSTDV 268/0200-268/1600
B. ADVISORIES:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)

2007095 170756Z AUG 2007 07 UNUSUFN 229/0748-/
2007102 241755Z AUG 2007 10 UNUSUFN 236/1751-/
2007106 151307Z SEP 2007 17 UNUSUFN 258/1250-/
2007107 151613Z SEP 2007 17 UNUSABLE 258/1250-258/1613
2007108 172139Z SEP 2007 07 UNUSABLE 229/0748-260/2122
2007111 182044Z SEP 2007 10 UNUSABLE 236/1751-261/2028
C. GENERAL:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME
START - STOP)

2007051 231524Z MAR 2007 GENERAL /-/
2007081 212238Z JUN 2007 GENERAL /-/
2007085 261620Z JUL 2007 GENERAL /-/
2007105 061614Z SEP 2007 GENERAL /-/
2007109 172148Z SEP 2007 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
HTTP://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC