:Product: 19970221SGAS.txt :Issued: 1997 Feb 21 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 052 ISSUED AT 0245Z ON 21 FEB 1997 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 20 FEB 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 HAS BEEN QUIET AT ALL LATITUDES FOR THE PAST 24 HOURS. D. STRATWARM: NONE. E. DAILY INDICES: 10 CM 073 SSN 000 AFR/AP 005/004 X-RAY BACKGROUND A2.5 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 2.3E+05 GT 10 MEV 1.9E+04 P/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 1.10E+07 E/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 0 1 2 1 2 2 0 0 PLANETARY 0 1 2 1 1 1 0 1 F. COMMENTS: NONE.