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| Name: | Chong, Nai-Song |
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| Club: | |||
| Residence: | |||
| Year of birth: | 1969 | (Cat. german: M55) | |
| Date of birth: | 20.11.1969 | (Cat. internat.: M55) | |
| Nationality: | MAS  |
Malaysia | |
| RunnerID: | 1469609 | ||
3 search results (3 Events, 181.054 km). (More)
| 2026 | 1 Event, 81.054 km (More) | ||||
|---|---|---|---|---|---|
| 09.-10.05.2026 | Melaka 24H Ultramarathon (MAS) | 24h | |||
| 81.054 km | Chong, Nai-Song | Overall: 77 | M: 47 | Cat M55: 7 | |
| 2025 | 1 Event, 50 km (More) | ||||
| 02.11.2025 | Sekinchan Ultra 50km (MAS) | 50km | |||
| 8:25:32 h | Chong, Nai-Song | Overall: 187 | M: 134 | Cat M55: 3 | |
| 2019 | 1 Event, 50 km (More) | ||||
| 29.11.2019 | Sekinchan Ultra 50km (MAS) | 50km | |||
| 8:32:57 h | Chong, Nai-Song | Overall: 184 | M: 140 | Cat M50: 7 | |
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 | 2026 | 2025 | 2019 | |
|---|---|---|---|---|
| 24h | 81.054 |
81.054
(2164/49) |
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Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2025 | 2019 | ||
|---|---|---|---|---|
| Sekinchan Ultra 50km | 2 | 8:25:32 | 8:32:57 |