| Event | 2012 Dublin - Marathon |
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| Name | Derek Costello | Club | Novartis | Race Number | 7265 | Date | 29/10/2012 |
| Gender | Male | Gender Position | 5049 of 8779 | Category | M40 | Category Position | 967 of 1608 |
| to 10K | 00:56:05 | Stage Position | 6138 |
| 10K to Half | 01:03:07 | Stage Position | 6855 |
| Half to 20Mile | 01:04:25 | Stage Position | 6145 |
| Gun Time | 04:02:57 | Overall Position | 5973 |
| Chip Time | 04:02:49 | Chip Position | 6034 |