:Product: 20000208SGAS.txt :Issued: 2000 Feb 08 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 039 ISSUED AT 0245Z ON 08 FEB 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 07 FEB A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP NONE B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: FIELD ACTIVITY RANGED FROM UNSETTLED TO MINOR STORM LEVELS. D. STRATWARM: STRATWARM ALERT/MONDAY/STRATWARM EXISTS. MINOR WARMING OVER SIBERIA AND THE EAST- SIBERIAN/CANADIAN ARCTIC CONTINUES. TEMPE- RATURE GRADIENT REVERSED BETWEEN 60N AND THE POLE IN THE UPPER STRATOSPHERE ABOVE 5 HPA. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 182 SSN 169 AFR/AP 021/025 X-RAY BACKGROUND B7.5 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.5E+06 GT 10 MEV 1.2E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 4.20E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 4 3 4 4 4 3 3 3 PLANETARY 4 3 3 4 5 4 4 3 F. COMMENTS: NONE