GPS OPERATIONAL ADVISORY
SUBJ: GPS STATUS 20 Nov 2001
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, 13, 14, 15
   PLANE   : SLOT F4, B3, C2, D4, B4, C1, C4, A3, A1, E3, D2, F3, F1, D5
   CLOCK   :      CS, CS, CS, RB, CS, CS, RB, RB, CS, CS, RB, RB, RB, CS
   BLOCK II: PRNS 17, 18, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
   PLANE   : SLOT D3, E4  E1, E2, B1, E5, D1, A2, F2, A4, B5, F5, B2, C3
   CLOCK   :      RB, RB, RB, CS, RB, CS, CS, CS, RB, CS, RB, RB, RB, CS
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)
2001123       041940Z OCT 2001      28   FCSTDV       285/0745-285/1945
2001125       121853Z OCT 2001      28   FCSTEXTD     285/0745-/
2001128       181816Z OCT 2001      27   FCSTMX       298/1700-299/0500
2001129       221752Z OCT 2001      02   FCSTDV       302/2230-303/2230
2001130       242053Z OCT 2001      23   FCSTMX       305/0700-305/1900
2001131       252141Z OCT 2001      27   FCSTSUMM     298/1716-298/2125
2001132       300651Z OCT 2001      02   FCSTSUMM     302/2241-303/0803
2001133       311513Z OCT 2001      07   FCSTDV       312/1645-313/0445
2001134       010947Z NOV 2001      23   FCSTSUMM     305/0713-305/1034
2001135       052042Z NOV 2001      25   FCSTDV       317/1400-318/0200
2001136       090235Z NOV 2001      07   FCSTSUMM     312/1709-313/0235
2001137       132133Z NOV 2001      14   FCSTMX       324/0500-324/1700
2001138       132345Z NOV 2001      25   FCSTSUMM     317/1414-317/2322
2001139       201316Z NOV 2001      14   FCSTSUMM     324/0545-324/1314
B. ADVISORIES:
NANU          MSG DATE/TIME     PRN    TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
2001044         160216Z MAR 2001    19     UNUSUFN      075/0126-/
2001112         292113Z AUG 2001    30     UNUSUFN      241/2102-/
2001114         042100Z SEP 2001    30     UNUSABLE     241/2102-247/2055
2001119         130331Z SEP 2001    11     UNUSUFN      256/0030-/
2001120         130529Z SEP 2001    11     UNUSABLE     256/0030-256/0530
C. GENERAL:
NANU          MSG DATE/TIME     PRN    TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
3. REMARKS:
A. SELECTIVE AVAILABILITY WAS TURNED OFF ON JDAY 123 (02 MAY 00) AT 0407Z
B. THE POINT OF CONTACT FOR GPS MILITARY OPERATIONAL SUPPORT IS THE GPS
   SUPPORT CENTER AT (719)567-2541 OR DSN 560-2541.
C. CIVILIAN:  FOR INFORMATION, CONTACT US COAST GUARD NAVCEN AT
   COMMERCIAL (703)313-5900 24 HOURS DAILY AND INTERNET HTTP://WWW.NAVCEN.USCG.GOV
D. MILITARY: FOR INFORMATION, CONTACT CAPT HERB KNIERIM, 2SOPS/DOUAN
   NAVIGATION ANALYST AT (719)567-6614, DSN 560-6614, OR INTERNET
   HTTP://WWW.SCHRIEVER.AF.MIL/GPS.