| Event | 2018 Buff Winter Trail Wales - Half Marathon |
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| Name | Derek Ralphs | Club | Race Number | 497 | Date | 20/01/2018 | |
| Gender | Male | Gender Position | 299 of 309 | Category | MV50 | Category Position | 54 of 54 |
| Sting | 00:09:58 | Stage Position | 442 |
| Gun Time | 03:38:08 | Overall Position | 511 |
| Chip Time | 03:36:29 | Chip Position | 511 |