:Product: 19980625SGAS.txt :Issued: 1998 Jun 25 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 176 ISSUED AT 0245Z ON 25 JUN 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 24 JUN A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0441 0451 0454 8253 C1.0 300 B. PROTON EVENTS: NONE C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS QUIET TO ACTIVE. UNSETTLED TO ACTIVE LEVELS OCCURRED AT MIDDLE LATITUDES DURING 24/0000-0600UT AND AGAIN DURING 24/2100-2400UT. UNSETTLED TO ACTIVE LEVELS OCCURRED AT HIGH LATITUDES DURING MOST OF THE DAY. D. STRATWARM: NONE E. DAILY INDICES: 10 CM 105 SSN 064 AFR/AP 013/014 X-RAY BACKGROUND B2.2 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 3.9E+05 GT 10 MEV 1.4E+04 P/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 2.70E+06 E/(CM2-STER-DAY) GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 4 4 3 3 2 3 2 4 PLANETARY 3 3 2 3 3 3 2 4 F. COMMENTS: EFFECTIVE 01 JUL 98, THE REFERENCE "(REAL-TIME PRELIMINARY/ESTIMATED VALUES)" WILL BE ADDED TO THE FIRST LINE OF PARAGRAPH E TO READ: "E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES)". ALSO, LEFT PARENTHESES WILL BE ADDED TO LINES 05 AND 08 OF PARAGRAPH E, EACH LINE TO READ: "(GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES)".