Chang-Bin (鄭昌斌) Cheng
ID 99562
Born : 1963 Cat. M60 Ultrarunner since 2006 TPE
39
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
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
1
Countries visited ?TPETaiwan
33,2%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 3 824; Σ finishers = 11 512. 3 824 / 11 512 × 100 = 33.22%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed39
Km — ultra races2 700 km
> 100 km3
> 160 km1
> 24h1
Longest race176,0 km
2nd Eastern Valley Int. 176k Ultra-marathon Race — 27/2/2009

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road98,2%
Trail1,8%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 32
🏅 Top 3 M2
Longest winning streak1
Current streak0

Records

50 km4h21'04100 km9h45'5112 h114,73 km24 h124,89 km

HISTORY

39 race(s) · 2 split(s) nested
DateRacePerf.Rk
2015
22.03 12h TPE4th National Taipei University 12H Ultra Marathon 59.420 km522
23.02 45km TPE1st Beipu Ultramarathon 5:38:00 h14
21.02 48km TPE1st The rustic Ultramarathon 5:00:00 h1 🏆
19.02 50km TPE8th Tainan Branch Friendship Cup Chinese New Year Marathon 5:09:01 h79
2014
06.04 45.6km TPE1st Mingde Reservoir Ultramarathon 4:05:47 h48
23.02 100km TPE2nd Zhenxibao (Cinsbu) 100 km Ultramarathon 11:00:20 h20
31.01 54km TPE7th Tainan Branch Friendship Cup Chinese New Year Marathon 5:17:52 h52
2013
02.11 45km TPE2nd Datun Mountain Ultra Marathon 5:18:59 h117
25.08 50km TPE1st Shiding 50km Ultramarathon 7:19:02 h247
18.08 50km TPE2nd Taitung Liji badland 50km Ultra Marathon 5:52:04 h109
14.04 100km TPE1st Zhenxibao (Cinsbu) 100 km Ultramarathon 12:05:36 h34
24.03 12h TPE3rd National Taipei University 12H Ultra Marathon 71.304 km400
16.03 100km TPE3rd Southern Cross-Island Highway 100 km Ultra Marathon 11:10:36 h36
16.02 12h TPE2nd Taipei 12hr Ultra Marathon 55.444 km108
10.02 46.9km TPE6th Tainan Branch Friendship Cup Chinese New Year Marathon 5:27:54 h137
2012
08.12 50km TPE2nd Hsinchu Bao-shan Second Reservoir Ultramarathon 4:39:42 h40
17.11 65km TPE1st Datun Mountain Ultra Marathon 7:07:51 h22
12.08 7h TPEBei-tou Long-fong-gu 7 Hrs Ultra-marathon 46.072 km167
25.03 12h TPE2nd National Taipei University 12H Ultra Marathon 98.310 km88
23.01 48.6km TPE5th Tainan Branch Friendship Cup Chinese New Year Marathon 5:46:52 h174
2011
27.03 12h TPE1st National Taipei University 12h Ultra Marathon 75.000 km238
03.02 54.3km TPE4th Tainan Branch Friendship Cup Chinese New Year Marathon 5:45:44 h70
2010
16.05 50km TPE2nd Youth Park Cup 50K cross-country Ultra Marathon 6:34:10 h411
28.03 50km TPETzu Chi 50km ultra marathon 4:50:22 h61
14.02 50km TPE3rd Tainan Branch Friendship Cup Chinese New Year Marathon 5:37:20 h112
2009
12.12 24h TPE9th Soochow/Taipei 24h Ultramarathon 124.894 km25
27.02 176km TPE2nd Eastern Valley Int. 176k Ultra-marathon Race 22:50:27 h12
21.02 100km TPE2nd Praying for Taiwan - 100K Ultramarathon 12:10:09 h91
2008
13.12 12h TPE8th Soochow/Taipei 12h Ultramarathon 114.726 km2 🥈
29.11 100km TPE1st Huei-lan Cup 100K National Championship 9:45:51 h8
03.08 50km TPE2nd Kaohsiung Summer 50km Ultramarathon 5:09:33 h35
18.05 50km TPE1st Youth Park Cup 50K cross-country Ultra Marathon 5:35:32 h78
02.03 88km TPE4th Eastern Valley Int. 88k Ultra-marathon Race 9:27:50 h5
27.01 50km TPE6th Yung Ho 50K Ultra-marathon 4:24:34 h75
2007
02.09 50km TPE1st Kaohsiung Summer 50km Ultramarathon 5:43:46 h52
03.03 88km TPE3rd Eastern Valley Int. 88k Ultra-marathon Race 10:01:16 h37
28.01 50km TPE5th Yung Ho 50K Ultra-marathon 4:21:04 h83
2006
25.11 100km TPE2nd NTPU 100K Ultra Marathon 10:13:21 h11
19.02 50km TPE4th Yung Ho 50K Ultra-marathon 4:23:18 h42