:Product: 19970916SGAS.txt :Issued: 1997 Sep 16 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 259 ISSUED AT 0245Z ON 16 SEP 1997 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 15 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 MOSTLY QUIET TO UNSETTLED WITH A BRIEF PERIOD OF ACTIVE LEVELS AROUND 15/0300Z AT MID LATITUDES AND AROUND 15/1200Z AT HIGH LATITUDES. D. STRATWARM: NONE E. DAILY INDICES: 10 CM 098 SSN 061 AFR/AP 013/016 X-RAY BACKGROUND B4.1 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 3.1E+05 GT 10 MEV 1.7E+04 P/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 9.10E+07 E/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 3 3 3 3 2 1 0 1 PLANETARY 3 3 3 4 3 3 2 2 F. COMMENTS: NONE