Tian-Gang (夏天崗) Sia
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Born : 1987
Cat. M35 Ultrarunner since 2023
5
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
2
Countries visited ?
JapanTaiwan
JapanTaiwan58,8%
Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 929; Σ finishers = 1 580. 929 / 1 580 × 100 = 58.80%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed5
Km — ultra races325 km
Longest race80,5 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road53,9%
Trail46,1%
Records
HISTORY
5 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 25.04 | 70km | 5th KAI 70k |
16:46:41 h | 739 |
| 2024 | ||||
| 07.09 | 80km | 7th Taiwania 80 Ultra Trail |
13:07:39 h | 24 |
| 21.01 | 50km | 10th Zhenxibao (Cinsbu) 50 km Ultramarathon |
6:32:17 h | 90 |
| 2023 | ||||
| 19.11 | 45km | 5th Datun Mountain Ultra Marathon |
5:25:44 h | 49 |
| 08.01 | 50mi | 9th Zhenxibao (Cinsbu) 50 Mile Ultramarathon II |
12:51:39 h | 32 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/1/2023 | 9th Zhenxibao (Cinsbu) 50 Mile Ultramarathon II | 80,47 | ×5 |
| ✓ 2 | 7/9/2024 | 7th Taiwania 80 Ultra Trail | 80,00 | ×5 |
| ✓ 3 | 25/4/2026 | 5th KAI 70k | 70,00 | ×4 |
| ✓ 4 | 21/1/2024 | 10th Zhenxibao (Cinsbu) 50 km Ultramarathon | 50,00 | ×3 |
| ✓ 5 | 19/11/2023 | 5th Datun Mountain Ultra Marathon | 45,00 | ×2 |