| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Diarmuid O' Brien | Club | Race Number | 16610 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 614 of 8666 | Category | MS | Category Position | 215 of 2562 |
| 10K | 00:45:30 | Stage Position | 1188 |
| Half | 01:32:03 | Stage Position | 732 |
| 20Mile | 02:20:36 | Stage Position | 639 |
| Gun Time | 03:09:39 | Overall Position | 635 |
| Chip Time | 03:08:32 | Chip Position | 600 |