SUBJ: GPS STATUS 15 Aug 2000 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, 15, 16 PLANE : SLOT F4, B3, C2, D4, B4, C1, C4, A3, A1, E3, D2, F5, D5, E5 CLOCK : CS, CS, CS, RB, CS, CS, RB, RB, CS, CS, RB, RB, CS, RB BLOCK II: PRNS 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31 PLANE : SLOT D3, F3, A5, E1, E2, B1, E4, D1, A2, F2, A4, F1, B2, C3 CLOCK : CS, 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) 2000115 182012Z JUL 2000 13 FCSTDV 207/1230-208/0030 2000116 182017Z JUL 2000 02 FCSTMX 209/0330-209/1530 2000119 202251Z JUL 2000 04 FCSTDV 210/0330-210/1530 2000120 242103Z JUL 2000 26 FCSTDV 214/0530-214/1730 2000121 251951Z JUL 2000 13 FCSTSUMM 207/1255-207/1943 2000122 270554Z JUL 2000 02 FCSTSUMM 209/0407-209/0553 2000124 281417Z JUL 2000 04 FCSTSUMM 210/0401-210/1413 2000125 011130Z AUG 2000 26 FCSTSUMM 214/0555-214/1121 2000126 012034Z AUG 2000 06 FCSTMX 223/1130-223/2330 2000127 012037Z AUG 2000 02 FCSTDV 222/0545-222/1745 2000128 030017Z AUG 2000 06 FCSTRESCD 223/1100-223/2300 2000129 091040Z AUG 2000 02 FCSTSUMM 222/0611-222/1031 2000130 102048Z AUG 2000 06 FCSTSUMM 223/1224-223/1726 B. ADVISORIES: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2000109 281842Z JUN 2000 18 UNUSUFN 180/1319-/ 2000123 270712Z JUL 2000 16 UNUSUFN 209/0707-/ 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 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.MIL OR FTP://FTP.NAVCEN.USCG.MIL. D. MILITARY: FOR INFORMATION, CONTACT 1LT HERB KNIERIM, 2SOPS/DOAN NAVIGATION ANALYST AT (719)567-2744, DSN 560-2744, OR INTERNET HTTP://WWW.SCHRIEVER.AF.MIL/GPS.