| Event | 2013 Airtricity Dublin - Marathon |
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| Name | Derek Arnold | Club | Race Number | 4131 | Date | 28/10/2013 | |
| Gender | Male | Gender Position | 454 of 8666 | Category | MS | Category Position | 172 of 2562 |
| 10K | 00:43:24 | Stage Position | 738 |
| Half | 01:30:16 | Stage Position | 630 |
| 20Mile | 02:17:26 | Stage Position | 513 |
| Gun Time | 03:04:09 | Overall Position | 468 |
| Chip Time | 03:03:56 | Chip Position | 468 |