:Product: 19990216SGAS.txt :Issued: 1999 Feb 16 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 047 ISSUED AT 0245Z ON 16 FEB 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 15 FEB A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 1252 1255 1255 95 II/IV 1518 1518 1518 110 1618 1638 1655 8457 N14W13 C4.0 SF 15000 1942 1943 1943 170 2023 2023 2024 150 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS AT QUIET TO UNSETTLED LEVELS DURING MOST OF THE DAY. BRIEF ACTIVE TO MINOR STORM PERIODS WERE DETECTED AT SOME HIGH LATITUDE STATIONS. D. STRATWARM: NONE E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 190 SSN 167 AFR/AP 013/013 X-RAY BACKGROUND C1.4 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 2.3E+05 GT 10 MEV 1.4E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 3.40E+06 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 3 3 3 3 3 1 1 PLANETARY 3 3 3 3 3 3 3 2 F. COMMENTS: NONE