:Product: 19980518SGAS.txt :Issued: 1998 May 18 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 138 ISSUED AT 0245Z ON 18 MAY 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 17 MAY A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0438 0442 0444 B5.7 110 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: QUIET TO ACTIVE D. STRATWARM: NONE E. DAILY INDICES: 10 CM 110 SSN 089 AFR/AP 009/009 X-RAY BACKGROUND B3.1 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.8E+06 GT 10 MEV 1.7E+04 P/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 4.20E+07 E/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 4 2 2 1 2 3 2 2 PLANETARY 4 2 2 1 3 3 2 3 F. COMMENTS: NONE