GPS OPERATIONAL ADVISORY 083.OA1 SUBJ: GPS STATUS 24 MAR 2009 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 B2, D1, C2, D4, B6, C5, A6, A3, A1, E3, D2, B4, F3, F1 CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28 PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3 CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB BLOCK II: PRNS 29, 30, 31, 32 PLANE : SLOT C1, B5, A2, E5 CLOCK : RB, 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) 2009009 172107Z FEB 2009 27 FCSTMX 057/0400-057/1600 2009010 172117Z FEB 2009 04 FCSTMX 058/0330-058/1530 2009011 182142Z FEB 2009 04 FCSTRESCD 062/0330-062/1530 2009012 202133Z FEB 2009 26 FCSTDV 057/1730-058/1930 2009015 260602Z FEB 2009 27 FCSTSUMM 057/0432-057/0544 2009016 270438Z FEB 2009 26 FCSTSUMM 057/1745-058/0408 2009017 272356Z FEB 2009 10 FCSTDV 065/0730-065/2145 2009018 030952Z MAR 2009 04 FCSTSUMM 062/0355-062/0945 2009019 061320Z MAR 2009 10 FCSTSUMM 065/0737-065/1321 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) 2009020 202158Z MAR 2009 GENERAL /-/ 2009021 241836Z MAR 2009 01 LAUNCH /-/ 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 HTTPS://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC