Preflare? Disk start end night no yes f1 1-Oct-91 28-Dec-91 94 50 42 f2 4-Jan-92 31-Jul-92 119 61 50 f3 9-Aug-92 26-Feb-93 79 51 92 f4 2-Mar-93 18-Jan-94 71 40 116 f5 17-Feb-94 9-May-98 70 78 89 f6 11-Jun-98 27-Jan-99 57 78 99 Totals 490 358 488 1,336 Success rate 57% Flare at night 37%