:Product: 20000728SGAS.txt :Issued: 2000 Jul 28 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 210 ISSUED AT 0245Z ON 28 JUL 2000 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 27 JUL A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0406 0410 0413 9090 N10W72 M2.4 SB 190 0435 0436 0436 100 1643 1711 1745 M1.5 2200 2201 2201 130 2337 2342 2347 M1.2 B. PROTON EVENTS: NONE. C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD BEGAN THE PERIOD AT UNSETTLED TO ACTIVE LEVELS AND QUICKLY CALMED TO QUIET TO SLIGHTLY UNSETTLED LEVELS FOR THE REMAINDER OF THE DAY. D. STRATWARM: NONE. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 162 SSN 174 AFR/AP 006/009 X-RAY BACKGROUND C1.3 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 2.9E+05 GT 10 MEV 1.8E+04 P/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 8.60E+05 E/(CM2-STER-DAY) (GOES-8 SATELLITE SYNCHRONOUS ORBIT W75 DEGREES) 3 HOUR K-INDICES: BOULDER 3 2 1 1 2 1 2 3 PLANETARY 4 2 1 2 1 2 2 3 F. COMMENTS: NONE.