Marc Schrooten
ID 601978
Born : 1967 Cat. M55 Ultrarunner since 2014 GER
22
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 ?GERGermanySUISwitzerland
43,5%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 1 260; Σ finishers = 2 899. 1 260 / 2 899 × 100 = 43.46%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23
Km — ultra races1 980 km
> 100 km8
> 160 km1
> 24h8
Longest race161,9 km
35. Sri Chinmoy 24h Lauf Basel — 9/5/2026

Km per year (ultra races)

181
2 races
2022
187
2 races
2023
321
3 races
2024
323
3 races
2025
313
2 races
2026

Race types (share of distance)

Road100,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km4h31'1412 h90,00 km24 h161,91 km

HISTORY

24 race(s) · 6 split(s) nested
DateRacePerf.Rk
2026
29.08 24h GER8. Bottroper Ultralauf Festival 24h 150.970 km11
09.05 24h SUI35. Sri Chinmoy 24h Lauf Basel 161.905 km4
2025
09.11 50km GER26. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 4:45:52 h31
30.08 24h GER7. Bottroper Ultralauf Festival 24h 151.310 km13
14.06 24h SUI34. Sri Chinmoy 24h Lauf Basel 122.045 km21
2024
10.11 50km GER25. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 4:54:51 h25
20.07 24h GERBottroper Ultralauf Festival 24h (BUF) - offener Lauf 125.036 km56
11.05 24h SUI33. Sri Chinmoy 24h Lauf Basel 146.419 km7
2023
05.11 50km GER24. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 5:13:24 h52
13.05 24h SUI32. Sri Chinmoy 24h Lauf Basel 137.085 km20
2022
06.11 50km GER23. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 5:20:34 h60
14.05 100km GERBottroper Ultralauf Festival 24h (BUF) - 100km-Split 17:12:51 h107
14.05 24h GERBottroper Ultralauf Festival 24h (BUF) - offener Lauf 130.682 km78
2021
07.11 50km GER50 km Herbstwaldlauf - Ultramarathon in Bottrop DUV-DM 5:14:05 h144
07.11 50km GER22. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 5:14:05 h147
2019
03.11 50km GER21. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 4:55:42 h109
2018
04.11 50km GER20. 50 km Herbstwaldlauf - Ultramarathon in Bottrop 4:31:18 h66
12.05 12h SUI30. Self-Transcendence 12h Lauf Basel 90.001 km12
2017
05.11 50km GER19. 50 km-Ultramarathon in Bottrop 4:31:14 h53
29.04 12h GER10. 12h Iserlohner Stadtwerkelauf am Seilersee 85.648 km11
2016
06.11 50km GER18. 50 km-Ultramarathon in Bottrop 4:40:23 h57
23.04 12h GER9. 12h Iserlohner Stadtwerkelauf am Seilersee 79.237 km22
2015
08.11 50km GER17. 50 km-Ultramarathon in Bottrop 4:52:42 h117
2014
02.11 50km GER16. 50 km-Ultramarathon in Bottrop 5:11:07 h167