Tuomo Seppänen
Born : 1971 Cat. M55 Ultrarunner since 2018 FIN
23
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
48
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 ?CROCroatiaFINFinlandITAItaly
65,4%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 3 029; Σ finishers = 4 628. 3 029 / 4 628 × 100 = 65.45%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23
Km — ultra races2 728 km
> 100 km14
> 160 km6
> 24h3
Longest race174,4 km

Km per year (ultra races)

228
2 races
2022
369
3 races
2023
300
2 races
2024
489
4 races
2025
383
3 races
2026

Race types (share of distance)

Road7,8%
Trail62,7%
Elim.15,0%
?14,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M2
Longest winning streak0
Current streak0

HISTORY

25 race(s) · 4 split(s) nested
DateRacePerf.Rk
2026
24.08 153km ITA16ème Sur les Traces des Ducs de Savoie 40:03:38 h487
25.07 6h FINVihti KK Rataultra 6h 63.930 km2 🥈
22.05 166km FIN13 NUTS Karhunkierros 166km Trail Ultra 28:31:44 h42
2025
15.11 12h FINJoensuu Night Run 12h 105.495 km22
11.10 Backyard Ultra FIN5th Nummela Backyard Ultra 174.356 km (26h)6
18.07 160km FINNUTS Ylläs Pallas 160km Trail Ultra 32:17:40 h65
07.06 6h FINSveitsin Yöjuoksu 49.000 km4
2024
12.10 Backyard Ultra FIN4th Nummela Backyard Ultra 134.120 km (20h)8
24.05 166km FIN11 NUTS Karhunkierros 166km Trail Ultra 34:15:12 h74
2023
18.11 12h FINJoensuu Night Run 12h 100.539 km29
30.06 Backyard Ultra FIN5th Nuuksio Backyard Ultra 100.590 km (15h)31
14.04 168km CRO11th Istria by UTMB - Red Course 39:03:42 h174
2022
23.08 145km ITA12ème Sur les Traces des Ducs de Savoie 43:07:19 h991
28.05 83km FIN9 NUTS Karhunkierros 83km Trail Ultra 13:42:11 h170
2021
06.11 6h FINJoensuu Night Run 12h - 6h Split 52.931 km29
06.11 12h FINJoensuu Night Run 12h 97.418 km26
01.10 131.3km FINVaarojen Ultramaraton 130km 28:10:28 h56
10.07 164km FINNUTS Ylläs Pallas 160km Trail Ultra 33:43:50 h58
28.05 166km FIN8 NUTS Karhunkierros 166km Trail Ultra 32:50:20 h55
2020
14.11 6h FINJoensuu Night Run 12h - 6h Split 51.629 km28
14.11 12h FINJoensuu Night Run 12h 91.877 km26
2019
10.08 100km FINMasokistin Unelma 100 km 12:21:06 h24
25.05 83km FIN6 NUTS Karhunkierros 83km Trail Ultra 13:49:31 h236
2018
01.09 72km FINNuuksio70 Trail Ultra 10:54:25 h91
26.05 53km FIN5 NUTS Karhunkierros 53km Trail Ultra 9:27:18 h375