Chun-Yip (Issac) (譚俊業) Tam
Born : 1989 Cat. M35 Ultrarunner since 2016 HKG
24
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
38
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
3
Countries visited ?CHNChinaHKGHong KongTHAThailand
9,0%
Rank quotient ?This runner's calculation uses 24 eligible race(s): Σ(rank − 1) = 2 627; Σ finishers = 29 278. 2 627 / 29 278 × 100 = 8.97%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed25
Km — ultra races1 865 km
> 100 km2
> 160 km1
Longest race162,0 km

Km per year (ultra races)

2022
237
4 races
2023
248
4 races
2024
173
3 races
2025
242
2 races
2026

Race types (share of distance)

Trail92,4%
Stage7,6%

Wins & podiums (ultra)

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