Year Month Day AAO index 2000 AUG 1 -1.253 2000 AUG 2 -1.588 2000 AUG 3 -1.300 2000 AUG 4 -1.067 2000 AUG 5 -1.131 2000 AUG 6 -0.951 2000 AUG 7 -0.700 2000 AUG 8 -0.333 2000 AUG 9 0.265 2000 AUG 10 1.031 2000 AUG 11 1.305 2000 AUG 12 0.902 2000 AUG 13 0.464 2000 AUG 14 0.448 2000 AUG 15 -0.028 2000 AUG 16 -0.443 2000 AUG 17 -0.800 2000 AUG 18 -0.877 2000 AUG 19 -0.937 2000 AUG 20 -1.198 2000 AUG 21 -1.704 2000 AUG 22 -1.298 2000 AUG 23 -0.620 2000 AUG 24 -0.776 2000 AUG 25 -1.412 2000 AUG 26 -0.895 2000 AUG 27 0.025 2000 AUG 28 -0.094 2000 AUG 29 -0.863 2000 AUG 30 -1.756 2000 AUG 31 -2.623 2000 SEP 1 -3.655 2000 SEP 2 -4.224 2000 SEP 3 -4.327 2000 SEP 4 -4.345 2000 SEP 5 -4.548 2000 SEP 6 -4.383 2000 SEP 7 -4.461 2000 SEP 8 -4.484 2000 SEP 9 -3.937 2000 SEP 10 -4.049 2000 SEP 11 -3.707 2000 SEP 12 -3.207 2000 SEP 13 -2.060 2000 SEP 14 -0.878 2000 SEP 15 -0.294 2000 SEP 16 -0.243 2000 SEP 17 -0.215 2000 SEP 18 -0.001 2000 SEP 19 0.362 2000 SEP 20 0.222 2000 SEP 21 0.138 2000 SEP 22 -0.309 2000 SEP 23 -0.883 2000 SEP 24 -0.843 2000 SEP 25 -0.631 2000 SEP 26 -0.370 2000 SEP 27 0.118 2000 SEP 28 0.370 2000 SEP 29 0.473 2000 SEP 30 0.702 2000 OCT 1 0.802 2000 OCT 2 0.865 2000 OCT 3 1.092 2000 OCT 4 1.211 2000 OCT 5 0.652 2000 OCT 6 0.325 2000 OCT 7 0.601 2000 OCT 8 0.698 2000 OCT 9 0.327 2000 OCT 10 -0.589 2000 OCT 11 -0.909 2000 OCT 12 -0.216 2000 OCT 13 0.197 2000 OCT 14 0.112 2000 OCT 15 -0.234 2000 OCT 16 -0.751 2000 OCT 17 -1.045 2000 OCT 18 -0.434 2000 OCT 19 0.075 2000 OCT 20 0.456 2000 OCT 21 0.803 2000 OCT 22 0.711 2000 OCT 23 0.592 2000 OCT 24 0.734 2000 OCT 25 0.628 2000 OCT 26 0.353 2000 OCT 27 0.083 2000 OCT 28 0.304 2000 OCT 29 0.403 2000 OCT 30 1.105 2000 OCT 31 1.344 2000 NOV 1 0.681 2000 NOV 2 -0.772 2000 NOV 3 -1.373 2000 NOV 4 -1.207 2000 NOV 5 -1.543 2000 NOV 6 -1.609 2000 NOV 7 -1.671 2000 NOV 8 -1.871 2000 NOV 9 -1.473 2000 NOV 10 -0.848 2000 NOV 11 -0.585 2000 NOV 12 -0.620 2000 NOV 13 -1.037 2000 NOV 14 -0.939 2000 NOV 15 -1.199 2000 NOV 16 -1.999 2000 NOV 17 -2.809 2000 NOV 18 -2.267 2000 NOV 19 -1.737 2000 NOV 20 -1.692 2000 NOV 21 -1.663 2000 NOV 22 -1.515 2000 NOV 23 -1.517 2000 NOV 24 -1.592 2000 NOV 25 -1.618 2000 NOV 26 -1.726 2000 NOV 27 -2.167 2000 NOV 28 -2.313 2000 NOV 29 -2.060 2000 NOV 30 -1.795