| Event | 2012 Dublin - Marathon |
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| Name | Chawin Usaha | Club | Race Number | 5179 | Date | 29/10/2012 | |
| Gender | Male | Gender Position | 7076 of 8779 | Category | MS | Category Position | 2441 of 3002 |
| to 10K | 01:02:25 | Stage Position | 9229 |
| 10K to Half | 01:06:52 | Stage Position | 8349 |
| Half to 20Mile | 01:17:36 | Stage Position | 9542 |
| Gun Time | 04:39:01 | Overall Position | 9215 |
| Chip Time | 04:37:01 | Chip Position | 9074 |