:Product: 19990902SGAS.txt :Issued: 1999 Sep 02 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 245 ISSUED AT 0245Z ON 02 SEP 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 01 SEP A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP NONE B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS PREDOMINANTELY QUIET TO ACTIVE WITH ONE PERIOD AT MINOR STORM LEVELS FROM 01/0600-0900Z. ENERGETIC ELECTRON FLUXES AT GEOSYNCHRONOUS ORBIT REACHED HIGH LEVELS DURING THE PERIOD. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 163 SSN 137 AFR/AP 020/022 X-RAY BACKGROUND B9.3 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 4.0E+05 GT 10 MEV 1.6E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 5.50E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 4 5 4 4 3 2 2 PLANETARY 3 4 5 4 4 3 3 2 F. COMMENTS: NONE