Chatfield Challenge 2011 vs Chatfield Challenge 2009
| Difference | This Meet | That Meet | |
|---|---|---|---|
| Overall Athletes | +1337 | 1785 | 448 |
| Overall Average | +2:38.16 | 23:43.08 | 21:04.92 |
| 1st-10th Place | +11.31 | 16:41.30 | 16:29.99 |
| 1st-25th Place | +8.08 | 16:59.76 | 16:51.68 |
| 1st-50th Place | -0.58 | 17:17.34 | 17:17.92 |
| 1st-100th Place | -8.07 | 17:44.27 | 17:52.34 |
| Common Athletes | -- | -- | 61 |
| Ran Faster | 27 | 44 | 17 |
| Ran Season Best | -- | 61 | 61 |
| Average Time | -33.19 | 20:36.08 | 21:09.28 |
| Median Time | -50.90 | 20:12.00 | 21:02.90 |
| Middle 80% Times | -46.24 | 20:21.29 | 21:07.53 |
| Top 10% Times | -57.44 | 16:51.86 | 17:49.30 |
| Top 25% Times | -59.66 | 17:27.63 | 18:27.28 |
| Top 50% Times | -51.16 | 18:27.90 | 19:19.06 |
| Bottom 50% Times | -14.15 | 22:04.39 | 22:18.54 |
| Bottom 25% Times | +12.26 | 24:22.44 | 24:10.18 |
| Bottom 10% Times | +1:16.50 | 26:50.86 | 25:34.36 |
| Average Difference | -33.19 | -- | -- |
| Median Difference | -1:30.60 | -- | -- |
| Middle 80% Difference | -46.08 | -- | -- |
| Top 10% Difference | -1:00.19 | -- | -- |
| Top 50% Difference | -48.22 | -- | -- |
| Top 25% Difference | -44.89 | -- | -- |
| Top 50% Difference | -48.22 | -- | -- |
| Bottom 50% Difference | -20.02 | -- | -- |
| Bottom 25% Difference | +5.16 | -- | -- |
| Bottom 10% Difference | +1:32.23 | -- | -- |