Ralf Uffenbrink
ID 295571
Born : 1966 Cat. M60 Ultrarunner since 2012 GER
33
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
42
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
1
Countries visited ?GERGermany
28,3%
Rank quotient ?This runner's calculation uses 38 eligible race(s): Σ(rank − 1) = 1 811; Σ finishers = 6 396. 1 811 / 6 396 × 100 = 28.31%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed38
Km — ultra races2 705 km
> 100 km5
> 160 km1
> 24h9
Longest race163,9 km
11. Burginsellauf Delmenhorst — 21/6/2014

Km per year (ultra races)

261
5 races
2022
155
2 races
2023
384
6 races
2024
197
3 races
2025
309
4 races
2026

Race types (share of distance)

Road61,8%
Trail18,9%
Stage5,7%
Elim.13,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M1
🏅 Top 37
🏅 Top 3 M7
Longest winning streak0
Current streak0

Records

50 km4h04'446 h70,27 km24 h163,91 kmBackyard15 loops

HISTORY

38 race(s)
DateRacePerf.Rk
2026
27.06 24h GER22. Burginsellauf Delmenhorst, 24h offener Lauf 80.466 km151
27.06 24h GER22. Burginsellauf Delmenhorst, 24h DM 80.466 km111
16.05 Backyard Ultra GER7. Katzen Sprung's Backyard Ultra 93.884 km (14h)26
25.04 54km GER45. Harzquerung 6:05:51 h107
2025
28.06 6h GERBurginsellauf Delmenhorst, 6h offener Lauf 58.330 km52
28.06 6h GERBurginsellauf Delmenhorst, 6h DUV Meisterschaft 58.330 km48
10.05 Backyard Ultra GER6. Katzen Sprung's Backyard Ultra 80.472 km (12h)39
2024
24.08 6h GER9. Osnabrücker 6h Lauf am Rubbenbruchsee 56.630 km12
04.05 Backyard Ultra GER5. Katzen Sprung's Backyard Ultra 100.590 km (15h)8
07.04 6h GER6. 6-Stunden-Lauf der SKV Mörfelden - offener Lauf 63.338 km40
07.04 6h GER6. 6-Stunden-Lauf der SKV Mörfelden - 6h DUV Meisterschaft 63.338 km37
17.03 50km GER4. Werderseelauf - DM 50km 4:04:44 h59
17.03 50km GER4. Werderseelauf - offener Lauf 4:04:44 h64
2023
26.08 6h GER8. Osnabrücker 6h Lauf am Rubbenbruchsee 61.370 km6
06.05 Backyard Ultra GER4. Katzen Sprung's Backyard Ultra 93.884 km (14h)8
2022
04.06 6h GER10. 6 Stundenlauf um den Sander See 60.615 km3 🥉
22.05 6h GER3. 6-Stunden-Lauf Herne - DUV-DM 48.860 km89
22.05 6h GER3. 6-Stunden-Lauf Herne - offner Lauf 48.860 km90
30.04 53km GER41. Harzquerung Wernigerode-Nordhausen 6:04:49 h95
27.03 50km GER2. Werderseelauf 4:19:07 h11
2021
26.08 76km GER3. Deutschlandlauf 2021 Etap.6 Bruchhausen - Wehdem 8:45:12 h2 🥈
2019
10.11 56km GER6. UltraSteinhart666 4:49:33 h8
01.06 6h GER9. 6 Stundenlauf um den Sander See 63.350 km3 🥉
27.04 51km GER40. Harzquerung Wernigerode-Nordhausen 5:17:04 h94
2018
11.11 56km GER5. UltraSteinhart666 4:55:17 h7
26.05 73.9km GER46. GutsMuths-Rennsteiglauf 7:54:44 h363
28.04 51km GER39. Harzquerung Wernigerode-Nordhausen 5:11:29 h95
2017
21.07 78.2km GER1. Deutschlandlauf 2017 Etap.6 Sulingen - Osnabrück 9:24:00 h13
08.04 60km GER5. Osnabrücker Piesberg-Ultra-Marathon 6:51:03 h18
2016
21.05 6h GER6. 6 Stundenlauf um den Sander See 67.103 km2 🥈
2015
20.06 24h GER12. Burginsellauf Delmenhorst 101.220 km79
16.05 6h GER5. 6 Stundenlauf um den Sander See 70.269 km2 🥈
18.04 55.2km GER3. Osnabrücker Piesberg-Ultra-Marathon 6:15:15 h13
2014
21.06 24h GER11. Burginsellauf Delmenhorst 163.912 km8
17.05 6h GER4. 6 Stundenlauf um den Sander See 69.091 km2 🥈
2013
15.06 24h GER10. Burginsellauf Delmenhorst 126.566 km34
2012
16.06 24h GER9. Burginsellauf Delmenhorst 109.696 km48
19.05 6h GER2. 6 Stundenlauf um den Sander See 69.917 km2 🥈