:Product: 20000413SGAS.txt :Issued: 2000 Apr 13 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 104 ISSUED AT 0245Z ON 13 APR 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 12 APR A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0130 0130 0131 1800 0327 0335 0350 8948 S15W24 M1.3 SF 0622 0630 0633 8948 S19W28 C2.1 SN 1300 II 0724 0725 0735 200 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE FIELD WAS AT QUIET TO UNSETTLED LEVELS. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 173 SSN 172 AFR/AP 007/005 X-RAY BACKGROUND C1.1 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.2E+05 GT 10 MEV 1.1E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 5.70E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 3 2 1 0 2 1 2 PLANETARY 3 2 2 2 2 1 2 2 F. COMMENTS: THE ELECTRON FLUX AT GEOSYNCHRONOUS ORBITS WAS AT MODERATE LEVELS. A VALUE FROM FREDERICKSBURG (AFR) WAS NOT AVAILABLE, A FROM BOULDER BEING USED.