| Brad Opfer's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2023 (Quad Rock 25) | Colorado, US | 50 | Saturday, May 6, 2023 | 07:04:47.00 |
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 50 | Saturday, October 15, 2022 | 05:43:20.00 |
| Brad Opfer's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2023 (Quad Rock 25) | Colorado, US | 50 | Saturday, May 6, 2023 | 07:04:47.00 |
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 50 | Saturday, October 15, 2022 | 05:43:20.00 |