GPS OPERATIONAL ADVISORY        021.OA1
SUBJ: GPS STATUS 21 JAN 2007
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 F6, D1, C2, D4, B4, C1, C5, A3, A1, E3, D2, B5, F3, F1
   CLOCK   :      CS, RB, CS, RB, RB, RB, RB, CS, RB, CS, RB, RB, RB, RB
   BLOCK II: PRNS 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28
   PLANE   : SLOT D5, B1, C4, E4, C3, E1, D3, E2, F4, D6, A5, F2, A4, B3
   CLOCK   :      RB, RB, RB, RB, RB, RB, RB, RB, RB, CS, RB, RB, CS, RB
   BLOCK II: PRNS 29, 30, 31
   PLANE   : SLOT F5, B2, A2
   CLOCK   :      RB, CS, 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)
2007002       052020Z JAN 2007    07   FCSTDV       011/2030-012/2230
2007003       052350Z JAN 2007    18   FCSTMX       010/2200-011/1000
2007004       052357Z JAN 2007    05   FCSTMX       011/1200-012/0000
2007008       101931Z JAN 2007    05   FCSTCANC     010/1932-/
2007009       110820Z JAN 2007    18   FCSTSUMM     010/2220-011/0816
2007011       111916Z JAN 2007    25   FCSTDV       016/0630-017/0900
2007012       120629Z JAN 2007    07   FCSTSUMM     011/2056-012/0628
2007013       122220Z JAN 2007    17   FCSTDV       019/1430-020/0630
2007014       130027Z JAN 2007    26   FCSTMX       017/2300-018/1600
2007015       130107Z JAN 2007    17   FCSTRESCD    019/1430-020/0415
2007016       152140Z JAN 2007    12   FCSTMX       020/0000-020/1800
2007017       161734Z JAN 2007    25   FCSTSUMM     016/0647-016/1721
2007018       162144Z JAN 2007    12   FCSTCANC     020/0000-/
2007019       180957Z JAN 2007    26   FCSTSUMM     017/2332-018/0952
2007020       192120Z JAN 2007    04   FCSTMX       025/0900-025/2100
2007021       192328Z JAN 2007    17   FCSTSUMM     019/1440-019/2321
B. ADVISORIES:
NANU          MSG DATE/TIME       PRN  TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
2007005       072337Z JAN 2007    05   UNUSUFN      007/2311-/
2007006       081725Z JAN 2007    03   UNUSABLE     361/0120-008/1723
2007010       111656Z JAN 2007    05   UNUSABLE     007/2311-011/1703
C. GENERAL:
NANU          MSG DATE/TIME       PRN  TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
2006155       062348Z DEC 2006         GENERAL      /-/
2007007       101714Z JAN 2007         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
HTTP://GPS.AFSPC.AF.MIL/GPS OR HTTP://GPS.AFSPC.AF.MIL/GPSOC