GPS OPERATIONAL ADVISORY 096.OA1 SUBJ: GPS STATUS 05 APR 2008 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II: PRNS 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 PLANE : SLOT D1, C2, D4, B5, C1, A6, A3, A1, E3, D2, B4, F3, F1, F2 CLOCK : RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29 PLANE : SLOT B1, C4, E4, C3, E1, D3, E2, F4, D5, A5, F5, A4, B3, C6 CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB, RB BLOCK II: PRNS 30, 31, 32 PLANE : SLOT B2, A2, E5 CLOCK : 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) 2008025 010001Z MAR 2008 10 FCSTMX 065/1300-066/0100 2008026 051812Z MAR 2008 10 FCSTSUMM 065/1517-065/1812 2008027 122215Z MAR 2008 25 FCSTMX 077/2200-078/1000 2008031 180233Z MAR 2008 25 FCSTSUMM 077/2226-078/0219 2008032 212042Z MAR 2008 10 FCSTMX 086/0600-086/1800 2008035 252013Z MAR 2008 10 FCSTCANC 086/0600-/ B. ADVISORIES: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2008033 242011Z MAR 2008 07 USABINIT 084/2008-/ 2008034 250236Z MAR 2008 10 UNUSUFN 085/0230-/ 2008036 272349Z MAR 2008 10 UNUSABLE 085/0230-087/2349 2008037 021227Z APR 2008 12 UNUSUFN 093/0946-/ 2008038 021511Z APR 2008 12 UNUSABLE 093/0946-093/1508 C. GENERAL: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2008024 261809Z FEB 2008 GENERAL /-/ 2008028 131929Z MAR 2008 GENERAL /-/ 2008029 160248Z MAR 2008 07 LAUNCH /-/ 2008030 172219Z MAR 2008 GENERAL /-/ 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 HTTP://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC