:Product: 19990326SGAS.txt :Issued: 1999 Mar 26 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 085 ISSUED AT 0245Z ON 26 MAR 1999 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 25 MAR A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP NONE B. PROTON EVENTS: NONE. C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS QUIET UNTIL APPROXIMATELY 1800Z, WHEN UNSETTLED CONDITIONS OCCURRED. SOLAR WIND DATA SUGGEST THIS MODEST ACTIVITY MAY BE A GLANCING BLOW FROM A TRANSIENT SEEN ON MARCH 21. D. STRATWARM: NONE. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 107 SSN 048 AFR/AP 006/008 X-RAY BACKGROUND B1.4 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 1.2E+05 GT 10 MEV 1.3E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 4.00E+06 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 0 0 1 2 1 3 3 2 PLANETARY 0 0 0 2 1 3 4 3 F. COMMENTS: NONE.