:Product: 20000527SGAS.txt :Issued: 2000 May 27 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 148 ISSUED AT 0245Z ON 27 MAY 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 26 MAY A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0334 0334 0335 620 0851 0852 0853 170 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: FIELD ACTIVITY RANGED FROM QUIET TO MINOR STORM LEVELS. BRIEF ACTIVE TO MINOR STORM LEVELS OCCURRED DURING THE FIRST HALF OF THE DAY WITH THE MOST INTENSE PERIOD AROUND 26/0900Z. QUIET TO UNSETTLED LEVELS OCCURRED AFTER 26/1200Z. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 168 SSN 155 AFR/AP 021/023 X-RAY BACKGROUND B7.9 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 4.6E+05 GT 10 MEV 1.0E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 1.00E+08 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 4 5 5 2 3 2 2 PLANETARY 3 4 5 5 3 3 3 2 F. COMMENTS: NONE