| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Derek Mac Namara | Club | Race Number | 8190 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 6544 of 8666 | Category | MS | Category Position | 1928 of 2562 |
| 10K | 01:01:43 | Stage Position | 9225 |
| Half | 02:08:36 | Stage Position | 8751 |
| 20Mile | 03:21:34 | Stage Position | 8606 |
| Gun Time | 04:29:54 | Overall Position | 8390 |
| Chip Time | 04:28:03 | Chip Position | 8260 |