Alex Büchner
Born : 1968 Cat. M55 Ultrarunner since 2016 GER
31
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
38
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
8
Countries visited ?BELBelgiumFRAFranceGBRUnited KingdomGERGermanyJPNJapanNZLNew ZealandRSASouth AfricaSUISwitzerland
33,4%
Rank quotient ?This runner's calculation uses 32 eligible race(s): Σ(rank − 1) = 5 770; Σ finishers = 17 281. 5 770 / 17 281 × 100 = 33.39%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed32
Km — ultra races1 984 km
> 100 km3
> 160 km1
> 24h7
Longest race160,9 km

Km per year (ultra races)

142
3 races
2022
2023
2024
49
1 race
2025
47
1 race
2026

Race types (share of distance)

Road34,5%
Trail34,8%
Elim.28,4%
?2,3%

Wins & podiums (ultra)

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

HISTORY

32 race(s) · 4 split(s) nested
DateRacePerf.Rk
2026
09.05 Backyard Ultra NZLBest Dam Backyard Ultra 46.942 km (7h)73
2025
07.11 24h GER1. 24h-Jubiläumslauf HaWei24 49.248 km240
2022
17.12 45km GER17. Mainzer Maaraue Marathon 4:42:00 h10
23.07 52km GER10. Night52 - Ultralauf über die Kraichgauhügel 6:20:11 h62
03.04 6h GER4. 6-Stunden-Lauf der SKV Mörfelden 45.011 km50
2021
01.10 Backyard Ultra GER3. Schinder-Trail Backyard Ultra - Retter des verlorenen Waldes 160.944 km (24h)7
12.09 6h GER5. Sechs Stunden Urwaldlauf 51.504 km11
17.07 52km GER9. Night52 - Ultralauf über die Kraichgauhügel 4:28:49 h9
16.07 Backyard Ultra GER2. Bienwald Backyard Ultra 107.296 km (16h)18
2020
17.10 68km GERFrankfurter Grüngürtel Ultra FGGU 7:38:00 h44
02.10 Backyard Ultra GER2. Schinder-Trail Backyard Ultra - Für eine Handvoll Bäume 100.590 km (15h)38
22.08 50km GER26. Leipziger 50 km Lauf am Auensee 4:56:32 h41
08.08 45.8km GER2. Otzberger Waldultra-Sabines Geburtstagsultra 6:37:00 h12
18.07 52km GER8. Night52 - Ultralauf über die Kraichgauhügel 5:30:07 h33
02.02 6h GERRun da house...again - 6h Kreislauf 46.190 km27
2019
21.06 Backyard Ultra GER1. Bienwald Backyard Ultra 80.472 km (12h)13
08.06 6h FRA15ème Les 6 heures de Gravigny 56.100 km7
17.03 47km BEL5th North C Trail 6:07:38 h110
2018
22.04 71km JPN28th Fuji 5 Lakes 71 km Challenge 8:14:18 h126
08.04 6h GER2. 6-Stunden-Lauf der SKV Mörfelden 54.128 km45
10.03 6h GER9 6-Stunden-Lauf Münster 62.560 km27
27.01 50km GER19. 50km-Ultramarathon des RLT Rodgau 4:27:22 h186
2017
16.12 45km GER13. Mainzer Maaraue Marathon 4:26:46 h20
21.10 50km GER27. Alb Marathon Schwäbisch Gmünd - DUV-DM 5:22:53 h199
21.10 50km GER27. Alb Marathon Schwäbisch Gmünd 5:22:53 h242
29.07 77km SUI32. Swiss Alpine Marathon K78 11:35:34 h328
15.04 56km RSA48th Two Oceans Marathon 5:28:50 h2345
18.03 45km FRA8ème EcoTrail de Paris - Ile de France 45 km 4:48:33 h451
18.02 Backyard Ultra GBR2. Last One Standing Castleward 67.060 km (10h)70
28.01 50km GER18. 50km-Ultramarathon des RLT Rodgau 4:33:46 h167
2016
10.06 100km SUI58. 100 km Lauf Biel 12:41:38 h406
30.01 50km GER17. 50km-Ultramarathon des RLT Rodgau 4:59:37 h385