:Product: 19990728SGAS.txt :Issued: 1999 Jul 28 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 209 ISSUED AT 0245Z ON 28 JUL 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 27 JUL A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0738 0747 0750 8646 N13W50 SF 680 0745 0745 0746 100 1258 1405 1420 8636 N24W45 M3.0 1B 1500 1501 1504 8646 N12W54 SF 300 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS QUIET TO UNSETTLED. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 175 SSN 161 AFR/AP 008/006 X-RAY BACKGROUND B7.0 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 5.4E+04 GT 10 MEV 1.4E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 3.90E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 2 3 3 2 2 2 2 1 PLANETARY 2 2 2 1 2 2 2 1 F. COMMENTS: NONE