AAVSO Sudden Ionospheric Disturbance Report February 2001 Observers: A29 A50 A52 A62 A63 A80 A84 A87 A93 YYMMDD Event Peak Importance 010201 0714 1+ 010201 1303 1- 010201 1712 1 010204 0842 1- 010205 1520 2 010210 2013 1+ 010211 0917 1+ 010219 1025 1 010219 1310 1- 010219 2100 2+ 010220 1449 1 010221 0818 2 010221 1430 2+ ************************************************* Importance Summary - Feb 2001 1- events: 3 1 events: 3 1+ events: 3 2 events: 2 2+ events: 2 3 events: 0 3+ events: 0 ------------------ Total events: 13