:Product: 20000412SGAS.txt :Issued: 2000 Apr 12 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 103 ISSUED AT 0245Z ON 12 APR 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 11 APR A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 1757 1810 1817 8948 S16W18 M1.0 1N 2329 2337 2345 8948 S15W22 M1.1 1N B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE FIELD WAS QUIET TO UNSETTLED. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 182 SSN 148 AFR/AP 008/010 X-RAY BACKGROUND B7.6 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.7E+05 GT 10 MEV 1.1E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 7.40E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 2 3 3 1 3 3 2 1 PLANETARY 2 3 4 3 3 1 2 2 F. COMMENTS: ELECTRON FLUXES AT GEOSYNCHRONOUS ORBITS WERE AT MODERATE TO HIGH LEVELS.