SUBJ: GPS STATUS 03 Dec 1999 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, 13, 14, 15, 16, PLANE : SLOT F1, B3, C2, D4, B4, C1, C4, A5, A1, E3, F5, E1, D2, E5, CLOCK : CS, CS, CS, RB, CS, CS, RB, RB, CS, CS, RB, CS, CS, CS, BLOCK II: PRNS 17, 18, 19, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31 PLANE : SLOT D3, F3, A4, E2, B1, E4, D1, A2, F2, A3, F4, B2, C3 CLOCK : CS, CS, RB, CS, RB, CS, RB, CS, RB, CS, RB, CS, 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) 1999182 181433Z NOV 1999 26 FCSTMX 326/1400-327/0200 1999183 181731Z NOV 1999 17 FCSTDV 327/0930-327/2130 1999184 221215Z NOV 1999 26 FCSTCANC 326/1400-/ 1999185 231848Z NOV 1999 17 FCSTSUMM 327/1039-327/1845 1999186 241635Z NOV 1999 13 FCSTMX 333/2130-334/0630 1999187 241645Z NOV 1999 14 FCSTDV 334/0830-334/2030 1999188 241648Z NOV 1999 07 FCSTMX 335/1500-335/2200 1999189 241651Z NOV 1999 24 FCSTMX 336/1200-337/0000 1999190 300623Z NOV 1999 13 FCSTSUMM 333/2150-334/0604 1999191 301457Z NOV 1999 14 FCSTSUMM 334/0842-334/1446 1999192 011904Z DEC 1999 07 FCSTSUMM 335/1528-335/1849 1999193 021200Z DEC 1999 30 FCSTMX 340/1400-341/0200 1999194 021551Z DEC 1999 24 FCSTSUMM 336/1226-336/1541 1999195 021628Z DEC 1999 02 FCSTMX 342/2000-343/0800 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) 3. REMARKS: A. ANTI-SPOOF WAS DEACTIVATED ON JDAY 033 (02 FEB 97) AT OOOOZ. ANTI-SPOOF WAS REACTIVATED ON JDAY 055 (24 FEB 97) AT 0000Z. B. THE FREQUENCY STANDARD ON SVN22 WAS CHANGED TO A RB ON 7 OCT 98. THE FREQUENCY STANDARD FOR SVN34 WAS CHANGED TO A RB ON 14 SEP 98. C. THE POINT OF CONTACT FOR GPS MILITARY OPERATIONAL SUPPORT IS CMDR BROOMFIELD (719)554-5770 OR DSN 692-5770. D. CIVILIAN: FOR INFORMATION, CONTACT US COAST GUARD NAVCEN AT COMMERCIAL (703)313-5900 24 HOURS DAILY AND INTERNET HTTP://WWW.NAVCEN.USCG.MIL OR FTP://FTP.NAVCEN.USCG.MIL. E. MILITARY: FOR INFORMATION, CONTACT CAPT PAUL HERMANN, 2SOPS/DOAN NAVIGATION ANALYST AT (719)567-6393, DSN 560-6393, OR INTERNET HTTP://WWW.SCHRIEVER.AF.MIL/GPS.