SUBJ: GPS STATUS 08 Jan 98
1.	SATELLITES, PLANES, AND CLOCKS (CSISIUM RB=RUBIDIUM):
A.	BLOCK I : NONE
B.	BLOCK II: PRNS  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 14, 15, 16, 17,
   PLANE   : SLOT F1, B3, C2, D4, B4, C1, C4, A5, A1, E3, E1, D2, E5, D3,
   CLOCK   :      CS, CS, CS, CS, CS, CS, CS, RB, CS, CS, CS, CS, CS, CS,
BLOCK II: PRNS 18, 19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
   PLANE   : SLOT F3, A4, E2, B1, E4, D1, A2, F2, A3, C5, F4, B2, C3
   CLOCK   :      CS, RB, CS, CS, CS, RB, CS, CS, CS, CS, RB, CS, CS
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)
98001         052220Z JAN 98    29     FCSTMX       012/1150-012/2350
98002         062037Z JAN 98    08     FCSTDV       014/2340-015/1140
98003         062038Z JAN 98    24     FCSTMX       021/0050-021/1250
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)
3.	REMARKS:
A.	ANTI-SPOOF WAS DEACTIVATED ON JDAY 033 (02 FEB 97) AT OOOOZ.
ANTI-SPOOF WAS REACTIVATED ON JDAY 055 (24 FEB 97) AT 0000Z.
B.	SELECTIVE AVAILABILITY WAS REACTIVATED AT STANDARD POSITIONING
SERVICE ACCURACY LEVELS ON DAY 182 (01 JUL 91) AT 0400 UTC.  VARIATIONS MAY
BE SEEN IN THE EFFECT OF SA DURING TESTING, BUT THE EFFECT SHOULD NOT
EXCEED STANDARD POSITIONING LEVELS. THE POINT OF CONTACT IS LTCOL DAVIS
(719)554-2634 OR DSN 692-2634.
C.	CIVILIAN:  FOR INFORMATION, CONTACT US COAST GUARD NAVCEN AT
COMMERCIAL (703)313-5900 24 HOURS DAILY, COMPUTER BBS (703)313-5910, AND
INTERNET HTTP://WWW.NAVCEN.USCG.MIL OR FTP://FTP.NAVCEN.USCG.MIL.
D.	MILITARY: FOR INFORMATION, CONTACT 2LT BRIAN BARKER, 2SOPS/DOAN
NAVIGATION ANALYST AT (719)567-6378, DSN 560-6378, COMPUTER BBS
(719)567-6379, OR INTERNET HTTP://WWW.FAFB.AF.MIL/GPS.