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| Name: | Cheng, Nai-Jen | 鄭乃仁 |
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| Club: | |||
| Residence: | |||
| Year of birth: | 1971 | (Cat. german: M55) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | TPE  |
Taiwan | |
| RunnerID: | 436572 | ||
4 search results (4 Events, 196.225 km). (More)
| 2018 | 1 Event, 46.225 km (More) | ||||
|---|---|---|---|---|---|
| 18.03.2018 | National Taipei University 6H Ultra Marathon (TPE) | 6h | |||
| 46.225 km | Cheng, Nai-Jen | Overall: 48 | M: 41 | Cat M45: 8 | |
| 2017 | 1 Event, 50 km (More) | ||||
| 25.11.2017 | Yilan Dongshan River 50km Ultra-Marathon (TPE) | 50km | |||
| 5:21:31 h | Cheng, Nai-Jen | Overall: 47 | M: 42 | Cat M45: 13 | |
| 2015 | 1 Event, 50 km (More) | ||||
| 28.11.2015 | Yilan Dongshan River 50km Ultra-Marathon (TPE) | 50km | |||
| 5:18:11 h | Cheng, Nai-Jen | Overall: 76 | M: 63 | Cat M40: 14 | |
| 2010 | 1 Event, 50 km (More) | ||||
| 26.12.2010 | Hsinchu Bao-shan Second Reservoir Ultramarathon (TPE) | 50km | |||
| 6:25:15 h | Cheng, Nai-Jen | Overall: 267 | M: 250 | Cat M35: 24 | |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2018 | 2017 | 2015 | 2010 | |
|---|---|---|---|---|---|
| 50km | 5:18:11 |
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5:21:31
(8596/192) |
5:18:11
(7998/248) |
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| 6h | 46.225 |
46.225
(3273/445) |
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Comparison table
Comparison of performances in races with multiple participations
| 2018 | 2017 | 2015 | 2010 | ||
|---|---|---|---|---|---|
| Yilan Dongshan River 50km Ultra-Marathon | 2 | 5:21:31 | 5:18:11 |