SUBJ: GPS STATUS 16 SEP 96
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, 20
   PLANE   : SLOT F1, B3, C2, D4, B4, C1, C4, A1, E3, E1, D2, E5, D3, F3, A4, B2
   CLOCK   :      RB, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, CS, RB, CS
   BLOCK II: PRNS 21  22, 23, 24, 25, 26, 27, 28, 29, 31
   PLANE   : SLOT E2  B1, E4, D1, A2, F2, A3, C5, F4, C3
   CLOCK   :      CS, CS, CS, RB, CS, CS, CS, CS, CS, RB
CURRENT ADVISORIES (ADV) AND FORECASTS (FCST):
INFORMATION IS REPEATED FOR SEVEN DAYS AFTER EVENT CONCLUDES.
A. FORECASTS:
NANU       MSG DATE/TIME   PRN    TYPE            SUMMARY
149-96253  281634Z AUG 96   PRN21  FCST MAINT       253/1600-UP TO 7 DAYS
154-96154  031923Z SEP 96    PRN05  FCST MAINT       260/0630-UP TO 12 HOURS (cncled)
157-96253  091811Z SEP 96    PRN21  FCST PPONED    253/1600
158-96284  101531Z SEP 96    PRN05  FCST MAINT       284/0440-UP TO 12 HOURS
159-96284  121943Z SEP 96    PRN05  FCST MAINT       284/0440-UP TO 12 HOURS
160-96268  121945Z SEP 96    PRN05  FCST DV              268/0830-UP TO 12 HOURS
B. ADVISORIES
NANU       MSG DATE/TIME   PRN    TYPE            SUMMARY
C.  GENERAL: NO IMPACT, INFORMATIONAL PURPOSES ONLY
NUMBER     MSG DATE/TIME   PRN    TYPE            SUMMARY
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 SERVICE LEVELS.
THE POINT OF CONTACT IS LCDR JACKSON (719)554-2634 OR DSN 692-2634.
B. CIVILIAN: 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 OR FTP://FTP.NAVCEN.USCG.MIL
C. MILITARY: 2SOPS/DOUAN NAVIGATION ANALYST AT (719)567-6378 OR DSN 560-6378