UNCLASSIFIED GPS OPERATIONAL ADVISORY 078.OA1 SUBJ: GPS STATUS 18 MAR 2024 1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM): A. BLOCK I : NONE B. BLOCK II : PRNS 1, 2, 3, 5, 6, 7, 8, 9, 10, 12, 13, 15, 16, 17 PLANE : SLOT D2, D1, E1, E3, D4, A4, C3, F3, E2, B4, F6, F2, B1, C4 CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB BLOCK II : PRNS 19, 20, 21, 22, 24, 25, 26, 27, 29, 30, 31, 32 PLANE : SLOT C5, E4, D3, B3, A1, B2, B5, C2, C1, A3, A2, F1 CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB, RB C. BLOCK III: PRNS 4, 11, 14, 18, 23, 28 PLANE : SLOT F4, D5, B6, D6, E5, A6 CLOCK : RB, RB, RB, RB, 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) 2024010 151608Z FEB 2024 08 FCSTMX 052/2030-062/2030 2024012 272218Z FEB 2024 08 FCSTSUMM 052/2059-058/2211 2024013 292228Z FEB 2024 04 FCSTDV 068/0750-068/1950 2024015 081330Z MAR 2024 04 FCSTSUMM 068/0750-068/1348 2024016 131555Z MAR 2024 29 FCSTMX 080/1500-081/0300 B. ADVISORIES: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2020004 131735Z JAN 2020 04 USABINIT 013/1734-/ 2020012 120131Z MAR 2020 23 DECOM 069/1919-071/2200 2020015 011942Z APR 2020 18 USABINIT 092/1945-/ 2020034 092224Z JUL 2020 14 DECOM 191/1816-191/2200 2020046 011641Z OCT 2020 23 USABINIT 275/1627-/ 2020075 110012Z NOV 2020 11 DECOM 315/1514-315/2200 2020086 020131Z DEC 2020 14 USABINIT 337/0107-/ 2021025 041745Z MAY 2021 29 UNUNOREF 097/0009-097/0014 2021046 190605Z AUG 2021 04 UNUSUFN 231/0400-/ 2021047 190905Z AUG 2021 04 UNUSABLE 231/0400-231/0917 2021058 021637Z DEC 2021 22 UNUSUFN 336/1637-/ 2022001 182156Z JAN 2022 22 DECOM 336/1637-018/2200 2022003 262232Z JAN 2022 22 USABINIT 026/2140-/ 2022004 150125Z FEB 2022 14 UNUSUFN 046/0039-/ 2022005 152106Z FEB 2022 14 UNUSABLE 046/0039-046/2102 2022014 280753Z MAR 2022 14 UNUSUFN 087/0740-/ 2022017 282108Z MAR 2022 14 UNUSABLE 087/0740-087/2035 2022025 251712Z MAY 2022 11 USABINIT 145/1712-/ 2022041 191533Z AUG 2022 25 UNUSUFN 231/1456-/ 2022044 191735Z AUG 2022 25 UNUSABLE 231/1456-231/1723 2022047 080706Z SEP 2022 23 UNUSUFN 251/0651-/ 2022050 142010Z SEP 2022 30 UNUSUFN 257/2003-/ 2022051 142230Z SEP 2022 30 UNUSABLE 257/2003-257/2233 2022053 161502Z SEP 2022 23 UNUSABLE 251/0651-259/1454 2022055 161529Z SEP 2022 23 UNUSABLE 251/0651-259/1528 2022101 041035Z NOV 2022 29 UNUSABLE 308/0843-308/1032 2022103 041435Z NOV 2022 29 UNUNOREF 308/0843-308/1032 2023005 251629Z JAN 2023 01 UNUSUFN 025/1600-/ 2023008 261543Z JAN 2023 01 UNUSABLE 025/1600-026/1541 2023010 281541Z JAN 2023 01 UNUSUFN 028/1500-/ 2023011 022240Z FEB 2023 01 UNUSABLE 028/1500-033/2222 2023013 162111Z FEB 2023 28 USABINIT 047/2056-/ 2023023 191454Z APR 2023 28 UNUSUFN 109/1445-/ 2023024 192216Z APR 2023 28 UNUSABLE 109/1445-109/2221 2023036 101020Z JUL 2023 01 UNUSUFN 191/1020-/ 2023037 101125Z JUL 2023 28 UNUSUFN 191/1110-/ 2023038 101655Z JUL 2023 28 UNUSABLE 191/1110-191/1649 2023039 102338Z JUL 2023 28 UNUSUFN 191/2300-/ 2023040 140111Z JUL 2023 28 UNUSABLE 191/2300-195/0107 2023043 110119Z AUG 2023 28 UNUSUFN 222/2352-/ 2023044 110123Z AUG 2023 01 DECOM 191/1020-222/2200 2023046 181624Z AUG 2023 22 USABINIT 230/1605-/ 2023047 221631Z AUG 2023 15 UNUSUFN 234/1611-/ 2023048 231449Z AUG 2023 15 UNUSABLE 234/1611-235/1446 2023051 292309Z AUG 2023 28 UNUSABLE 222/2352-241/2304 2023076 301115Z DEC 2023 27 UNUSUFN 364/1107-/ 2024007 021853Z FEB 2024 27 UNUSABLE 364/1107-033/1852 C. GENERAL: NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP) 2014038 241350Z APR 2014 GENERAL /-/ 2014039 271351Z APR 2014 GENERAL /-/ 2018010 052217Z MAR 2018 GENERAL /-/ 2019001 022242Z JAN 2019 GENERAL /-/ 2019040 220026Z MAR 2019 GENERAL /-/ 2019104 121856Z JUL 2019 GENERAL /-/ 2019159 100122Z OCT 2019 04 LAUNCH /-/ 2020011 120059Z MAR 2020 18 LAUNCH /-/ 2020033 091950Z JUL 2020 23 LAUNCH /-/ 2020077 130051Z NOV 2020 14 LAUNCH /-/ 2020089 251750Z DEC 2020 GENERAL /-/ 2021034 222331Z JUN 2021 11 LAUNCH /-/ 2022002 191859Z JAN 2022 GENERAL /-/ 2022016 282059Z MAR 2022 GENERAL /-/ 2022042 191543Z AUG 2022 GENERAL /-/ 2022054 161519Z SEP 2022 GENERAL /-/ 2022086 211559Z OCT 2022 GENERAL /-/ 2022104 041438Z NOV 2022 GENERAL /-/ 2023007 260004Z JAN 2023 28 LAUNCH /-/ 2023042 092130Z AUG 2023 GENERAL /-/ 2024014 042222Z MAR 2024 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 HTTPS://WWW.NAVCEN.USCG.GOV C. MILITARY SUPPORT WEBPAGES CAN BE FOUND AT THE FOLLOWING HTTPS://GWCC-WS.CCE.AF.MIL/GPS OR HTTPS://GWCC-WS.CCE.AF.MIL/GPSOC