| Event | 2016 Brooks Snowdonia - Marathon |
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| Name | Jim O'brien | Club | Race Number | 1417 | Date | 29/10/2016 | |
| Gender | Male | Gender Position | 1008 of 1515 | Category | M45 | Category Position | 225 of 309 |
| Pen y Pass | 00:43:52 | Stage Position | 936 |
| Halfway | Stage Position | 0 | |
| 23 Miles | 03:56:25 | Stage Position | 1238 |
| Gun Time | 04:40:32 | Overall Position | 1231 |
| Chip Time | 04:38:58 | Chip Position | 1243 |