:Product: 19960222SGAS.txt :Issued: 1996 Feb 22 0245 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # JOINT USAF/NOAA SOLAR AND GEOPHYSICAL ACTIVITY SUMMARY SGAS NUMBER 053 ISSUED AT 0245Z ON 22 FEB 1996 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SESC ON 21 FEB A. ENERGETIC EVENTS: BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 1936 1937 1937 200 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED. D. STRATWARM: STRATWARM ALERT/WED/STRATWARM EXISTS. THE INTENSE WARMING CONTINUES FROM SOUTHEASTERN EUROPE ACROSS SIBERIA TO THE SIBERIAN-CANADIAN ARCTIC AND ALASKA. TEMPERATURE GRADIENT NO LONGER REVERSED BETWEEN 60N AND THE POLE AT 10HPA,BUT ABOVE IN THE UPPER STRATOSPHERE.IN 1 HPA THE MEAN ZONAL WIND AT 60N IS AGAIN FROM WEST. E. DAILY INDICES: 10 CM 072 SSN 026 AFR/AP 007/ 005 X-RAY BACKGROUND LT A1.0 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.6E+05 GT 10 MEV 1.7E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W076 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 3.2E+07 E/(CM2-STER-DAY) (GOES-7 SATELLITE SYNCHRONOUS ORBIT W126 DEGREES) 3 HOUR K-INDICES: BOULDER 1 2 3 2 1 1 1 2 PLANETARY 1 2 2 1 1 1 2 2 F. COMMENTS: NONE