Marcus Widenfors
ID 195332
Born : 1976 Cat. M50 Ultrarunner since 2011 SWE
36
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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 ?NORNorwaySWESweden
36,4%
Rank quotient ?This runner's calculation uses 36 eligible race(s): Σ(rank − 1) = 3 579; Σ finishers = 9 828. 3 579 / 9 828 × 100 = 36.42%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed36
Km — ultra races1 985 km
Longest race90,0 km
6th Ultravasan90 — 17/8/2019

Km per year (ultra races)

2022
185
4 races
2023
155
3 races
2024
271
5 races
2025
60
1 race
2026

Race types (share of distance)

Road2,5%
Trail97,5%

Records

50 km4h30'23

HISTORY

36 race(s)
DateRacePerf.Rk
2026
18.04 60km SWEÖsterlen Spring Trail - ÖST Ultra 60k 8:02:29 h252
2025
01.11 53km SWEKullamannen Seventh Seal 50K 6:10:07 h137
06.09 50km SWE3 Sörmlands 100 - 50km 6:56:01 h95
05.07 48.2km SWEKolmården Ultra Trail 6:19:33 h40
14.06 60km NOR15 UltraBirken 60 km løp 8:06:21 h206
12.04 60km SWEÖsterlen Spring Trail - ÖST Ultra 60k 6:57:07 h131
2024
06.07 49.7km SWEKolmården Ultra Trail 7:20:04 h59
15.06 45km SWE7th EcoTrail Stockholm 45 km 6:05:43 h76
13.04 60km SWEÖsterlen Spring Trail - ÖST Ultra 60k 7:48:35 h200
2023
07.10 50km SWE9 Gotland Ultramarathon 5:08:00 h32
09.09 45km SWEGöteborg Trailrun 7:15:38 h39
19.08 45km SWE9th Ultravasan45 4:21:05 h72
17.06 45km SWE6th EcoTrail Stockholm 45 km 5:28:34 h17
2021
21.08 50km SWEFjällmaraton Bydalsfjällen 9:24:37 h195
12.06 56km SWEHigh Coast Ultra 56 km 7:33:49 h22
2020
03.10 51km SWE7 Gotland Ultramarathon 5:52:22 h48
25.07 51km SWEBjäre Trail Run 7:11:26 h14
08.02 50km SWETjörnarparen 50km 4:38:18 h7
2019
17.08 90km SWE6th Ultravasan90 9:08:46 h151
15.06 60km NOR10. UltraBirken 60 km løp 6:54:42 h68
2018
18.08 90km SWE5th Ultravasan90 9:23:22 h184
16.06 45km SWE2nd EcoTrail Stockholm 45 km 4:30:22 h30
2017
17.06 45km SWE1st EcoTrail Stockholm 45 km 5:18:06 h44
10.06 50km SWE3rd Hallands Ultra 50 km 5:17:49 h52
2016
10.12 50km SWETjörnarparen 50km 5:30:00 h21
20.08 90km SWE3rd Ultravasan90 9:35:20 h215
18.06 50km SWEÖland Ultra 4:30:23 h9
11.06 50km SWE2nd Hallands Ultra 50 km 4:59:19 h36
08.05 50km SWELidingö Ultra 50 km 4:55:09 h73
2015
22.08 90km SWE2nd Ultravasan90 11:46:43 h621
27.06 46km SWEStockholm Trail 46 km 6:30:11 h34
06.06 50km SWE1st Hallands Ultra 50 km 6:05:14 h83
03.05 50km SWELidingö Ultra 50 km 4:38:48 h45
2014
09.08 50km SWEStockholm 50 km Ultramarathon 4:45:04 h81
03.05 50km SWELidingö Ultra 50 km 4:40:09 h78
2011
07.05 50km SWELidingö Ultra 50 km 5:03:33 h148