:Product: 19981111SGAS.txt :Issued: 1998 Nov 11 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 315 ISSUED AT 0245Z ON 11 NOV 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 10 NOV A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0749 0749 0750 590 0818 0819 0819 190 1540 1544 1550 8375 N23W77 M1.8 SF 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 154 SSN 081 AFR/AP 008/006 X-RAY BACKGROUND C1.2 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 4.9E+05 GT 10 MEV 1.5E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 1.90E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 2 1 1 3 1 1 0 0 PLANETARY 3 1 1 3 1 1 1 1 F. COMMENTS: A LOOP PROMINENCE SYSTEM WAS OBSERVED IN ASSOCIATION WITH THE M1.8 FLARE AT 1544 UT