AAVSO Sudden Ionospheric Disturbance Report January 1983 Observers: A-01 A-09 A-19 A-26 A-28 A-31 A-46 A-49 A-50 A-51 A-52 A-55 A-56 A-58 YYMMDD Event Peak (UT) Importance 830101 0047 1- 830101 0953 1- 830101 2305 1- 830102 0207 1- 830104 1406 1 830105 0554 1- 830107 0215 1- 830109 1646 1- 830109 1841 1- 830111 1053 1- 830112 1913 1- 830112 2130 1- 830113 1552 1- 830114 1357 1 830115 1614 2 830115 1930 1 830116 1845 1 830116 2330 1- 830117 1858 1 830120 0153 1- 830120 0543 1 830121 0656 1- 830124 0921 1- 830124 1005 1- 830124 2020 1- 830124 2133 1- 830127 0347 1+ 830129 1937 1- ******************************************* Importance Summary January 1983 1- events: 20 1 events: 6 1+ events: 1 2 events: 1 2+ events: 0 3 events: 0 3+ events: 0 Total events: 28