GPS OPERATIONAL ADVISORY 022
SUBJ: GPS STATUS 22 JAN 2011

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, 12, 13, 14
PLANE : SLOT B11, D1, C2, D4, E3, C5, A4, A3, A1, E6, D2, B4, F3,
F1
CLOCK : RB, RB, CS, RB, RB, RB, RB, CS, CS, CS, RB, RB, RB, RB
BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28
PLANE : SLOT F2, B1, C4, E4, C3, E1, D3, E2, F4, D21, B2, F21, A6,
B3
CLOCK : RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB
BLOCK II: PRNS 29, 30, 31, 32
PLANE : SLOT C1, B21, A2, E5
CLOCK : RB, 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)

2010153 152005Z DEC 2010 06 FCSTMX 006/1600-007/0400
2010156 231746Z DEC 2010 04 FCSTMX 004/1300-005/0100
2011001 041856Z JAN 2011 04 FCSTSUMM 004/1342-004/1839
2011002 042150Z JAN 2011 06 FCSTRESCD 011/1600-012/0400
2011003 042203Z JAN 2011 15 FCSTDV 010/1830-011/0630
2011004 042208Z JAN 2011 30 FCSTDV 018/1700-019/1700
2011005 110059Z JAN 2011 15 FCSTSUMM 010/1842-011/0055
2011006 120035Z JAN 2011 06 FCSTSUMM 011/1617-012/0021
2011007 190110Z JAN 2011 30 FCSTSUMM 018/1726-019/0111
2011008 201841Z JAN 2011 25 FCSTMX 024/2100-025/0900
2011009 211740Z JAN 2011 12 FCSTDV 026/0915-026/2115
B. ADVISORIES:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)

C. GENERAL:
NANU MSG DATE/TIME PRN TYPE SUMMARY (JDAY/ZULU
TIME START - STOP)

2009025 061455Z APR 2009 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
HTTPS://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC