YUN CHANG has 3 recorded races from Champaign, Illinois, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-23 | 2025 Chicago Triathlon Olympic | Ultra Marathon | 3:44:37 | 2232 |
| 2024-08-24 | 2024 Chicago Triathlon Sprint | 2:11:10 | 1267 | |
| 2023-08-27 | 2023 Chicago Triathlon International | Ultra Marathon | 2:59:31 | 2275 |