:Product: 19990914SGAS.txt :Issued: 1999 Sep 14 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 257 ISSUED AT 0245Z ON 14 SEP 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 13 SEP A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0937 0937 0938 110 1327 1327 1327 130 1334 1334 1336 280 1351 1352 1352 250 1623 1624 1624 48 II 1630 1645 1704 8693 N15E06 C2.6 1N 250 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS AT MOSTLY ACTIVE TO MINOR STORM LEVELS DURING THE PAST 24 HOURS. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 155 SSN 183 AFR/AP 032/038 X-RAY BACKGROUND B6.0 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.2E+06 GT 10 MEV 1.3E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 2.10E+07 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 6 5 3 5 3 3 4 2 PLANETARY 5 5 5 5 4 4 4 4 F. COMMENTS: NONE