GPS OPERATIONAL ADVISORY 157
SUBJ: GPS STATUS 06 JUN 2015

1. SATELLITES, PLANES, AND CLOCKS (CS=CESIUM RB=RUBIDIUM):
A. BLOCK I : NONE
B. BLOCK II: PRNS 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15
PLANE : SLOT D2, D1, E1, D6, E3, D4, A4, F3, E6, D5, B4, F6, F1, F2
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, 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, B6, D3, E2, F4, A1, B2, B5, C2, B3, C1
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, RB, RB, RB
BLOCK II: PRNS 30, 31, 32
PLANE : SLOT A3, A2, E5
CLOCK : 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)

2015038 192042Z MAY 2015 09 FCSTDV 148/1330-149/0130
2015040 281922Z MAY 2015 09 FCSTSUMM 148/1400-148/1915
2015041 291507Z MAY 2015 21 FCSTDV 156/0300-156/1500
2015043 041954Z JUN 2015 25 FCSTMX 162/1415-163/0215
2015044 042050Z JUN 2015 31 FCSTDV 162/0920-162/2120
2015045 050902Z JUN 2015 21 FCSTSUMM 156/0327-156/0857
B. ADVISORIES:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP)

2015042 031510Z JUN 2015 27 UNUNOREF 154/0603-154/0606
C. GENERAL:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU TIME START - STOP)

2014038 241350Z APR 2014 GENERAL /-/
2014039 271351Z APR 2014 GENERAL /-/
2015021 262242Z MAR 2015 GENERAL /-/
2015032 300003Z APR 2015 GENERAL /-/
2015039 281555Z MAY 2015 LEAPSEC /-/

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