| Date | Rider | Age | Ride Time | MPH | Handicap | Handicap Time ▲ | Course | Miles | Rank Raw | Rank Handicap | Note |
| 2011-09-13 | Kostenko, Kern | 49 | 00:26:45.00 | 22.43 | 1.063 | 00:25:10.00 | Jacobs 10 mile | 10.00 | 4 | 1 | Handicap PR |
| 2008-09-16 | Kostenko, Kern | 46 | 00:26:38.00 | 22.53 | 1.050 | 00:25:22.00 | Jacobs 10 mile | 10.00 | 3 | 2 | |
| 2005-09-06 | Kostenko, Kern | 43 | 00:26:22.00 | 22.76 | 1.038 | 00:25:24.00 | Jacobs 10 mile | 10.00 | 1 | 3 | Raw PR |
| 2005-08-09 | Kostenko, Kern | 43 | 00:26:30.00 | 22.64 | 1.038 | 00:25:32.00 | Jacobs 10 mile | 10.00 | 2 | 4 | |
| 2008-09-02 | Kostenko, Kern | 46 | 00:26:51.00 | 22.35 | 1.050 | 00:25:34.00 | Jacobs 10 mile | 10.00 | 5 | 5 | |
| 2010-09-14 | Kostenko, Kern | 48 | 00:27:18.00 | 21.98 | 1.059 | 00:25:47.00 | Jacobs 10 mile | 10.00 | 10 | 6 | |
| 2013-06-04 | Kostenko, Kern | 51 | 00:27:38.00 | 21.71 | 1.071 | 00:25:48.00 | Jacobs 10 mile | 10.00 | 13 | 7 | |
| 2005-07-12 | Kostenko, Kern | 43 | 00:26:52.00 | 22.33 | 1.038 | 00:25:53.00 | Jacobs 10 mile | 10.00 | 6 | 8 | |
| 2006-09-19 | Kostenko, Kern | 44 | 00:27:06.00 | 22.14 | 1.042 | 00:26:00.00 | Jacobs 10 mile | 10.00 | 8 | 9 | |
| 2011-08-30 | Kostenko, Kern | 49 | 00:27:43.00 | 21.65 | 1.063 | 00:26:04.00 | Jacobs 10 mile | 10.00 | 14 | 10 | |
| 2005-05-17 | Kostenko, Kern | 43 | 00:27:04.00 | 22.17 | 1.038 | 00:26:05.00 | Jacobs 10 mile | 10.00 | 7 | 11 | |
| 2008-07-08 | Kostenko, Kern | 46 | 00:27:30.00 | 21.82 | 1.050 | 00:26:11.00 | Jacobs 10 mile | 10.00 | 11 | 12 | |
| 2006-05-16 | Kostenko, Kern | 44 | 00:27:18.00 | 21.98 | 1.042 | 00:26:12.00 | Jacobs 10 mile | 10.00 | 9 | 13 | |
| 2008-06-10 | Kostenko, Kern | 46 | 00:27:37.00 | 21.73 | 1.050 | 00:26:18.00 | Jacobs 10 mile | 10.00 | 12 | 14 | |
| 2013-05-07 | Kostenko, Kern | 51 | 00:28:26.00 | 21.10 | 1.071 | 00:26:33.00 | Jacobs 10 mile | 10.00 | 17 | 15 | |
| 2010-08-03 | Kostenko, Kern | 48 | 00:28:19.00 | 21.19 | 1.059 | 00:26:44.00 | Jacobs 10 mile | 10.00 | 16 | 16 | |
| 2005-04-19 | Kostenko, Kern | 43 | 00:27:58.00 | 21.45 | 1.038 | 00:26:57.00 | Jacobs 10 mile | 10.00 | 15 | 17 | |
| 2010-07-06 | Kostenko, Kern | 48 | 00:28:37.00 | 20.97 | 1.059 | 00:27:01.00 | Jacobs 10 mile | 10.00 | 18 | 18 | |
| 2010-04-13 | Kostenko, Kern | 48 | 00:28:50.00 | 20.81 | 1.059 | 00:27:14.00 | Jacobs 10 mile | 10.00 | 19 | 19 | |
| 2011-08-02 | Kostenko, Kern | 49 | 00:29:08.00 | 20.59 | 1.063 | 00:27:24.00 | Jacobs 10 mile | 10.00 | 20 | 20 | |
| 2010-05-11 | Kostenko, Kern | 48 | 00:29:17.00 | 20.49 | 1.059 | 00:27:39.00 | Jacobs 10 mile | 10.00 | 21 | 21 | |
| 2010-08-31 | Kostenko, Kern | 48 | 00:34:45.00 | 17.27 | 1.059 | 00:32:49.00 | Jacobs 10 mile | 10.00 | 22 | 22 |