:Product: 19980720SGAS.txt :Issued: 1998 Jul 20 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 201 ISSUED AT 0245Z ON 20 JUL 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 19 JUL 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 TO SLIGHTLY UNSETTLED. D. STRATWARM: NONE. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 102 SSN 062 AFR/AP 006/008 X-RAY BACKGROUND B1.2 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 3.5E+05 GT 10 MEV 1.6E+04 P/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 1.70E+08 E/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 2 2 3 2 0 2 1 2 PLANETARY 2 3 3 3 2 2 1 2 F. COMMENTS: THE GOES-10 SPACE ENVIRONMENT MONITOR SENSORS WILL LIKELY BECOME THE "PRIMARY" SENSORS FOR THE SEC DURING THE WEEK OF 20 JULY. ENERGETIC ELECTRON FLUXES REACHED HIGH LEVELS DURING THE PERIOD.