Chen-Kun (蘇振坤) Su
Born : 1986 Cat. M40 Ultrarunner since 2014 TPE
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
39
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
2
Countries visited ?JPNJapanTPETaiwan
31,5%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 2 515; Σ finishers = 7 978. 2 515 / 7 978 × 100 = 31.52%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed25
Km — ultra races1 974 km
> 100 km5
> 24h1
Longest race136,3 km

Km per year (ultra races)

2022
2023
2024
55
1 race
2025
308
4 races
2026

Race types (share of distance)

Road93,7%
Trail6,3%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

25 race(s) · 9 split(s) nested
DateRacePerf.Rk
2026
06.06 75km TPE9th Taiwania 80 Ultra Trail 12:30:02 h41
19.04 120km JPN36th Fuji 5 Lakes Sparta Challenge 15:14:07 h427
07.02 50km TPE15th Taipei 50km Ultra Marathon 4:41:48 h6
17.01 63km TPE14th Yangmingshan 63km Ultra Marathon 8:21:46 h31
2025
27.12 55km TPE9th Bei-yi Freeway Ultra Marathon 5:55:42 h58
2018
21.01 54km TPE6th Zhenxibao (Cinsbu) 54 km Ultramarathon 7:56:52 h369
2017
19.03 6h TPE6th National Taipei University 6H Ultra Marathon 53.638 km18
08.01 54km TPE5th Zhenxibao (Cinsbu) 54 km Ultramarathon 6:19:02 h94
2016
19.11 12h TPE4th Kaohsiung 12h Track UltraMarathon 63.000 km71
05.11 50km TPE2nd Buddha's Palm 50km Ultramarathon Finger 7:18:15 h2 🥈
20.03 12h TPE5th National Taipei University 12H Ultra Marathon 106.956 km28
12.03 100km TPE6th Southern Cross-Island Highway 100 km Ultra Marathon 12:20:22 h143
21.02 80km TPE1st Blue Whale Ultramarathon 80 km 9:44:14 h8
24.01 50km TPE4th Zhenxibao (Cinsbu) 50 km Ultramarathon 5:49:13 h118
2015
28.11 100km TPE4th Yilan Dongshan River 100km Ultra-Marathon 13:36:50 h172
14.11 50km TPE2nd MSIG Taiwan Action Asia 50 10:48:55 h82
07.03 100km TPE5th Southern Cross-Island Highway 100 km Ultra Marathon 12:32:52 h91
13.02 24h TPE4th Taipei 24hr Ultra Marathon 136.272 km29
25.01 100km TPE3rd Zhenxibao (Cinsbu) 100 km Ultramarathon 11:50:31 h86
2014
13.12 100km TPE3rd Yilan Dongshan River 100km Ultra-Marathon 11:20:35 h97
18.10 51km TPE3rd Jhen-wu-shan UltraMaraton 6:13:05 h226
08.03 108km TPE4th Southern Cross-Island Highway 108 km Ultra Marathon 13:47:27 h49
23.02 100km TPE2nd Zhenxibao (Cinsbu) 100 km Ultramarathon 13:03:04 h109
15.02 12h TPE3rd Taipei 12hr Ultra Marathon 101.306 km36
26.01 6h TPE1st Yizai Jincheng 6h Ultramarathon 52.742 km149