:Product: 19990507SGAS.txt :Issued: 1999 May 07 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 127 ISSUED AT 0245Z ON 07 MAY 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 06 MAY A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP NONE B. PROTON EVENTS: THE GREATER THAN 10 MEV PROTON EVENT HAS ENDED: START 05/1820UT, PEAK 05/1955UT (14 PFU), AND END 06/0550UT. C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD RANGED FROM QUIET TO ACTIVE. ACTIVE CONDITIONS WERE OBSERVED AT MANY LOCATIONS DURING THE 06/09-12UT PERIOD. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 147 SSN 141 AFR/AP 015/011 X-RAY BACKGROUND B5.6 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 5.0E+07 GT 10 MEV 5.2E+05 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 4.90E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 2 3 4 2 2 1 2 PLANETARY 3 2 3 4 3 2 1 3 F. COMMENTS: NONE