:Product: 20000312SGAS.txt :Issued: 2000 Mar 12 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 072 ISSUED AT 0245Z ON 12 MAR 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 11 MAR A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0915 0927 0935 8906 S12E40 M1.3 1N 19 1637 1718 1738 8906 S18E32 C2.6 SF 160 1844 1845 1846 190 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS QUIET TO ACTIVE. D. STRATWARM: STRATWARM ALERT EXISTS STRATWARM SATURDAY THE INTENSE WARMING, CENTRED OVER CENTRAL SIBERIA AT 10 HPA, CONTINUES. WARM AIR SPREADING NORTH- AND NORTHWESTWARDS. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 203 SSN 178 AFR/AP 012/012 X-RAY BACKGROUND B8.1 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.3E+05 GT 10 MEV 1.1E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 9.80E+06 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 3 3 2 3 3 2 2 PLANETARY 3 3 4 2 4 2 2 2 F. COMMENTS: NONE