:Product: 19990829SGAS.txt :Issued: 1999 Aug 29 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 241 ISSUED AT 0245Z ON 29 AUG 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 28 AUG A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0022 0022 0022 390 0050 0102 0116 8674 S26W16 M2.8 1F 290 1752 1805 1818 8674 S26W14 X1.1 2N 660 1000 II B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD REMAINED AT QUIET TO ACTIVE LEVELS. THE EARTH CONTINUED TO EXPERIENCE A HIGH SPEED LOW DENSITY SOLAR WIND STREAM. ENERGETIC ELECTRON FLUXES AT GEOSYNCHRONOUS ORBIT REACHED HIGH LEVELS NEAR 28/1200Z. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 248 SSN 225 AFR/AP 014/014 X-RAY BACKGROUND C1.2 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.6E+05 GT 10 MEV 1.3E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 1.00E+08 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 2 2 3 3 4 4 3 1 PLANETARY 3 2 3 3 3 3 3 3 F. COMMENTS: NONE