:Product: 19980915SGAS.txt :Issued: 1998 Sep 15 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 258 ISSUED AT 0245Z ON 15 SEP 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 14 SEP A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0935 0939 0941 8335 S23E51 B8.8 SF 110 1046 1048 1052 8335 S21E41 B3.3 SF 210 1332 1336 1340 8335 S22E41 B3.7 SF 120 2200 2201 2201 180 2239 2239 2239 200 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 122 SSN 106 AFR/AP 005/006 X-RAY BACKGROUND B2.9 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 8.6E+04 GT 10 MEV 1.7E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 7.60E+06 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 1 1 2 1 0 0 0 1 PLANETARY 1 0 2 2 2 3 3 2 F. COMMENTS: NONE