SUBJ: GPS STATUS 03 Feb 97
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, 14, 15, 16, 17, 18, 19
   PLANE   : SLOT F1, B3, C2, D4, B4, C1, C4, A1, E3, E1, D2, E5, D3, F3, A4
   CLOCK   :      RB, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, RB
   BLOCK II: PRNS 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
   PLANE   : SLOT E2, B1, E4, D1, A2, F2, A3, C5, F4, B2, C3
   CLOCK   :      CS, CS, CS, RB, CS, CS, CS, CS, CS, 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)
003-97041     271443Z JAN  97   16     FCST MX      041/1100-   UP TO 12 HOURS
004-97035     271556Z JAN  97   23     FCST DV      035/2049-   UP TO 12 HOURS
005-97042     281552Z JAN  97   18     FCST MX      042/1400-   UP TO 16 HOURS
006-97044     311454Z Jan  97   10     FCST MX      044/1300    UP TO 17 HOURS
B. ADVISORIES:
NANU          MSG DATE/TIME     PRN    TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
179-96309     041717Z NOV  96   28     UNUSABLE     309/1634-   UNTIL FURTHUR NOTICE
C. GENERAL:
NANU          MSG DATE/TIME     PRN    TYPE         SUMMARY (JDAY/ZULU TIME START - STOP)
3. REMARKS:
A. 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.
B. 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.
C. MILITARY: FOR INFORMATION, CONTACT 2LT BRIAN BARKER, 2SOPS/DOUAN
NAVIGATION ANALYST AT (719)567-6378, DSN 560-6378, OR COMPUTER BBS
(719)567-6379.