| Event | 2015 SSE Airtricity Dublin - Marathon |
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| Name | Niall Heffernan | Club | Pulse Tri Club | Race Number | 390 | Date | 26/10/2015 |
| Gender | Male | Gender Position | 2332 of 8910 | Category | M40 | Category Position | 531 of 1919 |
| 10K | 00:51:22 | Stage Position | 3496 |
| Halfway | 01:45:17 | Stage Position | 2923 |
| 30K | 02:31:28 | Stage Position | 2811 |
| Gun Time | 03:37:37 | Overall Position | 2565 |
| Chip Time | 03:36:03 | Chip Position | 2512 |