Markus Forsström
Born : 1983 Cat. M40 Ultrarunner since 2014 FIN
47
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
69
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
4
Countries visited ?ESPSpainFINFinlandGREGreeceSWESweden
32,1%
Rank quotient ?This runner's calculation uses 50 eligible race(s): Σ(rank − 1) = 1 661; Σ finishers = 5 169. 1 661 / 5 169 × 100 = 32.13%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed50
Km — ultra races6 317 km
> 100 km26
> 160 km20
> 200 km4
> 24h10
Longest race511,0 km
Gotland Run 511k — 5/7/2025

Km per year (ultra races)

866
6 races
2022
626
5 races
2023
869
6 races
2024
1 027
7 races
2025
296
2 races
2026

Race types (share of distance)

Road12,0%
Trail57,9%
Elim.30,1%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 39
🏅 Top 3 M9
Longest winning streak1
Current streak0

HISTORY

50 race(s)
DateRacePerf.Rk
2026
02.05 Backyard Ultra SWE9 Trosa Backyard Ultra 221.298 km (33h)2 🥈
21.03 75km SWE26 Ursvik Ultra 75 km 8:48:21 h14
2025
15.11 82km SWEHuddingeleden 50 miles 10:42:42 h11
31.10 173km SWEKullamannen Ultra 100 miles 25:09:28 h94
11.10 50km SWE24th Sörmland Ultra Marathon 5:02:02 h28
13.09 Backyard Ultra SWE5 Enskede Backyard Kvarterslopp standard distance 120.708 km1 🏆
23.08 6:50h SWE6 Frontyard by Stockholm Gerillalöpare 45.000 km6
05.07 511km SWEGotland Run 511k 4d 22:42:00 h3 🥉
15.03 45km SWE25 Ursvik Ultra 45 km 4:34:33 h3 🥉
2024
23.11 82km SWEHuddingeleden +50 miles 10:30:31 h6
05.10 55km SWE23th Sörmland Ultra Marathon 5:03:02 h25
01.08 322km SWEHalland Ultra-Beach Trailrun (HUB 200 miles) 2d 19:34:00 h2 🥈
04.05 Backyard Ultra SWE3. Winter Bay Backyard Ultra 160.944 km (24h)11
19.04 Backyard Ultra SWE16th Täby Extreme Challenge (TEC) - Backyard 174.356 km (26h)1 🏆
16.03 75km SWE24 Ursvik Ultra 75 km 9:04:54 h10
2023
03.11 161km SWEKullamannen Ultra 100 miles 24:27:04 h178
30.06 Backyard Ultra FIN5th Nuuksio Backyard Ultra 134.120 km (20h)15
21.04 Backyard Ultra SWE15th Täby Extreme Challenge Backyard 127.414 km (19h)3 🥉
18.03 75km SWE23. Ursvik Ultra 75 km 9:41:02 h17
24.02 128km ESPTransgrancanaria 128 km 27:15:21 h255
2022
15.10 Backyard Ultra FIN2nd Backyard Ultra World Team Championships - Finland 167.650 km (25h)10
16.09 100mi SWESörmlands 100 - 100mi 26:16:44 h9
01.07 Backyard Ultra FIN4th Nuuksio Backyard Ultra 134.120 km (20h)11
14.05 Backyard Ultra SWE1. Winter Bay Backyard Ultra 167.650 km (25h)10
22.04 Backyard Ultra SWE14th Täby Extreme Challenge Backyard 160.944 km (24h)3 🥉
19.03 75km SWE22. Ursvik Ultra 75 km 8:38:02 h20
2021
24.09 246km GRE38. Spartathlon 35:17:42 h130
04.09 Backyard Ultra SWE2. Big Shadow Backyard Ultra 100.590 km (15h)19
12.06 80km SWE4th EcoTrail Stockholm 80 km 9:34:23 h14
2020
24.10 Backyard Ultra SWE2. Lidingö Backyard Ultra 187.768 km (28h)2 🥈
21.03 75km SWE21. Ursvik Ultra 75 km 8:48:44 h19
2019
01.11 100mi SWEKullamannen Ultra 100 miles 32:24:13 h78
21.09 100mi SWEBlack River Run 100 Miles 20:45:39 h14
20.07 100mi SWEThe Gax 100 miles 20:50:30 h6
27.04 100mi SWE11th Täby Extreme Challenge 100 miles 20:18:02 h16
2018
28.07 100mi SWEThe Gax 100 miles 22:36:00 h6
06.05 50km SWELidingö Ultra 50 km 4:25:14 h26
2017
16.09 100mi SWEBlack River Run 100 Miles 21:05:33 h14
17.06 80km SWE1st EcoTrail Stockholm 80 km 9:08:24 h24
20.05 54km SWELida Ultra Marathon 54km 5:11:30 h5
22.04 100mi SWE9th Täby Extreme Challenge 100 miles 21:15:28 h21
15.01 82km SWESandsjöbacka Trail 9:52:45 h14
2016
08.10 50km SWE16th Sörmland Ultra Marathon 5:01:43 h81
17.09 50mi SWEBlack River Run 50 Miles 8:44:35 h12
21.05 54km SWELida Ultra Marathon 54km 5:14:22 h12
30.04 100km ESPUltra Trail De Barcelona (UTBCN) 16:37:11 h82
2015
22.08 90km SWE2nd Ultravasan90 9:15:13 h220
27.06 46km SWEStockholm Trail 46 km 5:25:59 h20
23.05 80km FIN3. NUTS Karhunkierros 80k Trail Ultra 12:07:48 h21
2014
03.05 50km SWELidingö Ultra 50 km 4:52:17 h107