Year Month Day AAO index 2001 AUG 1 1.571 2001 AUG 2 2.201 2001 AUG 3 2.567 2001 AUG 4 2.277 2001 AUG 5 1.517 2001 AUG 6 0.962 2001 AUG 7 1.051 2001 AUG 8 1.066 2001 AUG 9 1.240 2001 AUG 10 1.770 2001 AUG 11 2.489 2001 AUG 12 2.932 2001 AUG 13 2.683 2001 AUG 14 2.331 2001 AUG 15 1.986 2001 AUG 16 1.258 2001 AUG 17 0.276 2001 AUG 18 -0.456 2001 AUG 19 -1.210 2001 AUG 20 -1.592 2001 AUG 21 -1.226 2001 AUG 22 -0.245 2001 AUG 23 0.300 2001 AUG 24 0.354 2001 AUG 25 0.176 2001 AUG 26 -0.005 2001 AUG 27 -0.487 2001 AUG 28 -0.422 2001 AUG 29 0.437 2001 AUG 30 0.933 2001 AUG 31 0.396 2001 SEP 1 -0.689 2001 SEP 2 -0.853 2001 SEP 3 -0.202 2001 SEP 4 1.243 2001 SEP 5 1.596 2001 SEP 6 1.378 2001 SEP 7 0.699 2001 SEP 8 -0.133 2001 SEP 9 -0.343 2001 SEP 10 0.165 2001 SEP 11 0.952 2001 SEP 12 1.072 2001 SEP 13 0.772 2001 SEP 14 0.617 2001 SEP 15 0.686 2001 SEP 16 0.744 2001 SEP 17 1.005 2001 SEP 18 1.680 2001 SEP 19 2.033 2001 SEP 20 1.902 2001 SEP 21 1.383 2001 SEP 22 1.278 2001 SEP 23 1.373 2001 SEP 24 1.100 2001 SEP 25 1.286 2001 SEP 26 1.656 2001 SEP 27 1.875 2001 SEP 28 3.009 2001 SEP 29 3.148 2001 SEP 30 3.091 2001 OCT 1 3.683 2001 OCT 2 4.221 2001 OCT 3 4.093 2001 OCT 4 3.498 2001 OCT 5 2.211 2001 OCT 6 1.643 2001 OCT 7 1.608 2001 OCT 8 1.772 2001 OCT 9 1.241 2001 OCT 10 1.344 2001 OCT 11 1.895 2001 OCT 12 1.886 2001 OCT 13 1.376 2001 OCT 14 0.908 2001 OCT 15 0.851 2001 OCT 16 0.564 2001 OCT 17 0.062 2001 OCT 18 -0.075 2001 OCT 19 0.393 2001 OCT 20 0.893 2001 OCT 21 0.494 2001 OCT 22 -0.206 2001 OCT 23 -0.378 2001 OCT 24 -0.102 2001 OCT 25 0.587 2001 OCT 26 0.567 2001 OCT 27 0.767 2001 OCT 28 1.144 2001 OCT 29 1.101 2001 OCT 30 0.384 2001 OCT 31 -0.331 2001 NOV 1 -0.605 2001 NOV 2 -0.136 2001 NOV 3 0.134 2001 NOV 4 0.458 2001 NOV 5 1.039 2001 NOV 6 1.331 2001 NOV 7 1.333 2001 NOV 8 1.344 2001 NOV 9 1.685 2001 NOV 10 2.248 2001 NOV 11 2.331 2001 NOV 12 1.756 2001 NOV 13 0.905 2001 NOV 14 0.390 2001 NOV 15 0.258 2001 NOV 16 0.339 2001 NOV 17 0.587 2001 NOV 18 0.785 2001 NOV 19 0.816 2001 NOV 20 0.712 2001 NOV 21 0.428 2001 NOV 22 0.581 2001 NOV 23 0.715 2001 NOV 24 0.848 2001 NOV 25 0.959 2001 NOV 26 1.272 2001 NOV 27 1.509 2001 NOV 28 1.543 2001 NOV 29 1.584 2001 NOV 30 1.581