GPS OPERATIONAL ADVISORY 131
SUBJ: GPS STATUS 11 MAY 2022

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, CS, 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, F5, 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
PLANE : SLOT F4, D5, B6, D6, E5
CLOCK : 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)

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
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 /-/

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://GPS.AFSPC.AF.MIL/GPS OR HTTPS://GPS.AFSPC.AF.MIL/GPSOC