:Product: 0803SCDR.txt :Issued: 1999 Aug 03 0210 UT # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # JOINT USAF/NOAA SOLAR CORONAL DISTURBANCE REPORT SCDR NUMBER 215 ISSUED AT 0200Z ON 03 AUG 1999 REPORT COMPILED FROM DATA RECEIVED AT SWO ON 02 AUG 1999 PART I. POSSIBLE CORONAL MASS EJECTION EVENTS UT TIME OPTICAL XRAY RADIO BEGIN MAX END LOCATION TYPE SIZE DUR II IV 02/ 0541 0000 0546 RSP 2 02/ 0959 0000 1006 RSP 2 02/ 0033 0000 0044 RSP 1 02/ 0540 0000 0550 N23E07 RSP 1 02/ 0632 0000 0633 RSP 1 02/ 0649 0000 0653 RSP 1 02/ 2129 0000 2142 S18W44 RSP X1.4 13 2 PART II. INFERRED CORONAL HOLES. LOCATIONS VALID AT 02/2400Z IIA. POLAR HOLES CMP LATITUDE POL AREA OBSN NORTH POLE NO DATA SOUTH POLE NO DATA IIB. ISOLATED HOLES AND POLAR EXTENSIONS NMBR HOLE BOUNDARIES TYPE POL AREA OBSN EAST SOUTH WEST NORTH CAR 33 N45E54 N37E44 N49E32 N53E43 ISO 005 10830A (HE) 32 S42E28 S44E26 S34E13 S33E16 ISO 003 10830A (HE) PART III. INTERPLANETARY OBSERVATIONS SOLAR WIND DATA WERE RECEIVED FOR ALMOST ALL OF THE PERIOD. VELOCITY DECLINED SLOWLY DURING THE DAY FROM 471 KM/S TO NEAR 375 KM/S. DENSITY WAS FROM 1-7 P/CC. BZ SHOWED SMALL NORTH-SOUTH VARIATIONS BETWEEN -3 TO +3 NT. PART IV. COMMENTS NONE. .