GPS OPERATIONAL ADVISORY 119.OA1 SUBJ: GPS STATUS 29 APR 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, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30 PLANE : SLOT B1, E4, C3, E1, D3, E2, F4, D1, A2, F2, A4, B3, F5, B2 CLOCK : RB, RB, RB, RB, RB, RB, RB, CS, CS, RB, RB, RB, RB, RB BLOCK II: PRNS 31 PLANE : SLOT C5 CLOCK : 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) 2005033 292040Z MAR 2005 21 FCSTMX 094/2230-095/1030 2005034 301838Z MAR 2005 11 FCSTMX 096/1945-097/0745 2005035 301847Z MAR 2005 14 FCSTMX 098/2130-099/0930 2005037 312040Z MAR 2005 21 FCSTRESCD 094/1600-095/0400 2005038 312044Z MAR 2005 14 FCSTRESCD 098/1400-099/0200 2005042 042150Z APR 2005 21 FCSTSUMM 094/1930-094/2141 2005043 052142Z APR 2005 11 FCSTRESCD 097/1400-098/0200 2005044 071339Z APR 2005 28 FCSTMX 101/1400-102/0200 2005045 071756Z APR 2005 11 FCSTSUMM 097/1526-097/1747 2005046 072013Z APR 2005 28 FCSTCANC 101/1400-/ 2005047 081541Z APR 2005 14 FCSTCANC 098/1400-/ 2005048 082249Z APR 2005 22 FCSTMX 103/1945-104/0745 2005049 082321Z APR 2005 20 FCSTMX 105/1700-106/0500 2005050 082325Z APR 2005 18 FCSTDV 104/1700-105/0500 2005052 140003Z APR 2005 22 FCSTSUMM 103/2111-103/2358 2005056 150017Z APR 2005 18 FCSTSUMM 104/1740-105/0026 2005057 152006Z APR 2005 20 FCSTSUMM 105/1747-105/1952 2005059 211319Z APR 2005 19 FCSTMX 115/1630-116/0430 2005060 221446Z APR 2005 08 FCSTMX 116/1330-117/0130 2005061 221450Z APR 2005 29 FCSTMX 118/1545-119/0345 2005062 221832Z APR 2005 14 FCSTMX 117/1145-117/2345 2005063 221836Z APR 2005 28 FCSTMX 119/1400-120/0200 2005064 252034Z APR 2005 19 FCSTSUMM 115/1724-115/2030 2005065 261512Z APR 2005 08 FCSTSUMM 116/1357-116/1504 2005066 271515Z APR 2005 14 FCSTSUMM 117/1224-117/1508 2005067 271902Z APR 2005 18 FCSTMX 122/1400-123/0200 2005068 271926Z APR 2005 03 FCSTDV 123/0430-123/1630 2005069 281225Z APR 2005 16 FCSTMX 124/1600-125/0400 2005070 281231Z APR 2005 23 FCSTMX 126/1416-127/0216 2005071 282227Z APR 2005 29 FCSTSUMM 118/1621-118/2220 2005072 291633Z APR 2005 28 FCSTSUMM 119/1433-119/1630 B. ADVISORIES: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2005040 032310Z APR 2005 07 UNUSUFN 093/2238-/ 2005041 040924Z APR 2005 31 UNUSABLE 363/0042-094/0913 2005051 131730Z APR 2005 07 UNUSABLE 093/2238-103/1740 2005053 141619Z APR 2005 31 UNUSUFN 104/1635-/ 2005055 141648Z APR 2005 31 UNUSUFN 104/1634-/ C. GENERAL: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2005039 011906Z APR 2005 GENERAL /-/ 2005054 141643Z APR 2005 GENERAL /-/ 2005058 152227Z APR 2005 GENERAL /-/ 2005073 291746Z APR 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