Wang-Cheng (張旺誠) Chang
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Born : 1970
Cat. M55 Ultrarunner since 2014
4
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
16
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 ?Taiwan
Taiwan90,7%
Rank quotient ?This runner's calculation uses 4 eligible race(s): Σ(rank − 1) = 1 875; Σ finishers = 2 067. 1 875 / 2 067 × 100 = 90.71%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed5
Km — ultra races330 km
Longest race100,0 km
10th Zhenxibao (Cinsbu) 100 km Ultramarathon — 21/1/2024
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road86,4%
Stage13,6%
HISTORY
5 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 21.01 | 100km | 10th Zhenxibao (Cinsbu) 100 km Ultramarathon |
14:14:14 h | 284 |
| 2018 | ||||
| 16.02 | 55km | 11th Tainan Branch Friendship Cup Chinese New Year Marathon |
8:40:14 h | 509 |
| 2017 | ||||
| 08.01 | 80km | 5th Zhenxibao (Cinsbu) 80 km Ultramarathon |
13:25:11 h | 162 |
| 2016 | ||||
| 24.01 | 50km | 4th Zhenxibao (Cinsbu) 50 km Ultramarathon |
9:15:18 h | 924 |
| 2014 | ||||
| 25.06 | 45km | Run Taiwan - Stage 5 Tainan to Kaohsiung |
7:55:24 h | 49 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 21/1/2024 | 10th Zhenxibao (Cinsbu) 100 km Ultramarathon | 100,00 | ×6 |
| ✓ 2 | 8/1/2017 | 5th Zhenxibao (Cinsbu) 80 km Ultramarathon | 80,00 | ×5 |
| ✓ 3 | 16/2/2018 | 11th Tainan Branch Friendship Cup Chinese New Year Marathon | 55,00 | ×3 |
| ✓ 4 | 24/1/2016 | 4th Zhenxibao (Cinsbu) 50 km Ultramarathon | 50,00 | ×3 |