Gustaf Welander
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17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
37
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
6
Countries visited ?
Austria
Finland
Italy
Norway
Switzerland
Sweden
67,7%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 3 573; Σ finishers = 5 275. 3 573 / 5 275 × 100 = 67.73%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 604 km
> 100 km6
> 160 km2
Longest race169,0 km
Kullamannen Ultra 100 miles — 5/11/2021
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road3,7%
Trail96,3%
Wins & podiums (ultra)
🏆 Win1
🏆 Win M1
🏅 Top 31
🏅 Top 3 M1
Longest winning streak1
Current streak0
HISTORY
17 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 5/11/2021 | Kullamannen Ultra 100 miles | 169,00 | ×4 |
| ✓ 2 | 1/11/2024 | Kullamannen Ultra 100 miles | 161,00 | ×4 |
| ✓ 3 | 18/7/2025 | NUTS Ylläs Pallas 160km Trail Ultra | 160,00 | ×4 |
| ✓ 4 | 8/7/2022 | NUTS Ylläs Pallas 160km Trail Ultra | 160,00 | ×4 |
| ✓ 5 | 23/6/2023 | 16^ Lavaredo Ultra Trail by UTMB - 120K | 120,00 | ×3 |
| ✓ 6 | 19/9/2025 | 4th Wildstrubel by UTMB - 110K | 113,00 | ×3 |
| ✓ 7 | 2/5/2026 | Innsbruck Alpine Trailrun Festival K85 | 85,00 | ×2 |
| ✓ 8 | 29/5/2021 | 8 NUTS Karhunkierros 83km Trail Ultra | 83,00 | ×2 |
| ✓ 9 | 25/5/2019 | 6 NUTS Karhunkierros 83km Trail Ultra | 83,00 | ×2 |
| ✓ 10 | 26/5/2018 | 5 NUTS Karhunkierros 80km Trail Ultra | 80,00 | ×2 |
| ✓ 11 | 2/9/2023 | Nuuksio70 Trail Ultra | 70,00 | ×1 |
| ✓ 12 | 5/10/2019 | Vaarojen Ultramaraton 65km | 65,70 | ×1 |
| ✓ 13 | 20/4/2024 | 6th Kaarina Track Ultra 6h at 2 pm | 59,60 | ×1 |
| ✓ 14 | 21/8/2021 | Western Village Trail Run | 50,00 | ×1 |
| ✓ 15 | 24/8/2019 | Fjällmaraton Bydalsfjällen | 50,00 | ×1 |
| ✓ 16 | 18/8/2018 | Fjällmaraton Bydalsfjällen | 50,00 | ×1 |
| ✓ 17 | 20/5/2017 | 3rd EcoTrail of Oslo 45 km | 45,00 | ×1 |