| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | Colum O Byrne | Club | Race Number | 1306 | Date | 26/10/2015 | |
| Gender | Male | Gender Position | 4317 of 8910 | Category | MS | Category Position | 1137 of 2274 |
| 10K | 00:56:21 | Stage Position | 6448 |
| Halfway | 01:59:14 | Stage Position | 6639 |
| 30K | 02:49:48 | Stage Position | 6063 |
| Gun Time | 03:59:13 | Overall Position | 5121 |
| Chip Time | 03:58:15 | Chip Position | 5152 |