:Product: 19980724SGAS.txt :Issued: 1998 Jul 24 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 205 ISSUED AT 0245Z ON 24 JUL 1998 THIS REPORT IS COMPILED FROM DATA RECEIVED AT SWO ON 23 JUL A. ENERGETIC EVENTS BEGIN MAX END RGN LOC XRAY OP 245MHZ 10CM SWEEP 0401 0410 0422 B8.8 220 0452 0453 0453 450 0540 0541 0541 130 0818 0818 0818 180 B. PROTON EVENTS: NONE. C. GEOMAGNETIC ACTIVITY SUMMARY: THE GEOMAGNETIC FIELD WAS AT ACTIVE TO MINOR STORM LEVELS, WITH SOME MAJOR STORM PERIODS AT HIGH LATITUDES. THE PERIOD FROM 0300-1500Z WAS PARTICULARLY DISTURBED AND ATTAINED MAXIMUM FROM 09-12Z WITH AN ESTIMATED KP OF 6. THE ACTIVITY WAS ASSOCIATED WITH A HIGH SPEED STREAM WITH VELOCITIES UP TO 700 KM/S OBSERVED BY ACE. D. STRATWARM: NONE. E. DAILY INDICES: (REAL-TIME PRELIMINARY/ESTIMATED VALUES) 10 CM 115 SSN 129 AFR/AP 026/037 X-RAY BACKGROUND B3.1 DAILY PROTON FLUENCE (FLUX ACCUMULATION OVER 24 HRS) GT 1 MEV 9.6E+05 GT 10 MEV 1.6E+04 P/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) DAILY ELECTRON FLUENCE GT 2 MEV 2.10E+07 E/(CM2-STER-DAY) (GOES-9 SATELLITE SYNCHRONOUS ORBIT W135 DEGREES) 3 HOUR K-INDICES: BOULDER 3 5 5 4 3 4 3 3 PLANETARY 3 5 6 5 5 4 3 4 F. COMMENTS: THE FOLLOWING CHANGES WILL OCCUR ON MONDAY, 27 JULY: GOES-9 WILL BE TAKEN OUT OF OPERATIONAL STATUS GOES-8 WILL BECOME THE PRIMARY SATELLITE FOR SWO DATA AN PRODUCTS. GOES-10 WILL BE THE SECONDARY SATELLITE (THIS NOTICE SUPERCEDES THE EARLIER DECISION THAT HAD ASSIGNED GOES-10 AS PRIMARY)