GPS OPERATIONAL ADVISORY 042.OA1 SUBJ: GPS STATUS 11 FEB 2005 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 F6, D7, C2, D4, B4, C1, C4, A3, A1, E3, D2, F3, F1, D5 CLOCK : CS, RB, CS, RB, CS, RB, RB, CS, CS, CS, RB, RB, RB, CS BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, D6, E4, C3, E1, D3, E2, F4, D1, A2, F2, A4, B3, F5 CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 30, 31 PLANE : SLOT B2, C5 CLOCK : 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) 2005008 122117Z JAN 2005 13 FCSTDV 020/0445-020/1645 2005010 201113Z JAN 2005 13 FCSTSUMM 020/0533-020/1052 2005011 211719Z JAN 2005 27 FCSTMX 028/1530-029/0330 2005012 271547Z JAN 2005 17 FCSTMX 032/1400-033/0200 2005013 281910Z JAN 2005 17 FCSTRESCD 034/1400-035/0200 2005015 282033Z JAN 2005 27 FCSTSUMM 028/1620-028/2030 2005016 011647Z FEB 2005 26 FCSTMX 039/2100-040/0900 2005017 031957Z FEB 2005 17 FCSTSUMM 034/1441-034/1954 2005018 090142Z FEB 2005 26 FCSTSUMM 039/2128-040/0056 2005019 112116Z FEB 2005 30 FCSTMX 048/1500-049/0300 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) 2005014 281918Z JAN 2005 GENERAL /-/ 3. REMARKS: A. THE POINT OF CONTACT FOR GPS MILITARY OPERATIONAL SUPPORT IS THE GPS SUPPORT 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://WWW.SCHRIEVER.AF.MIL/GPS OR HTTP://WWW.SCHRIEVER.AF.MIL/GPSSUPPORTCENTER