Lukasz Jarocki
ID 549294
Born : 1991 Cat. M35 Ultrarunner since 2014 POL
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
83
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
11
Countries visited ?BULBulgariaCYPCyprusCZECzechiaGERGermanyGREGreeceHUNHungaryMLTMaltaPOLPolandROURomaniaSUISwitzerlandSWESweden
37,8%
Rank quotient ?This runner's calculation uses 36 eligible race(s): Σ(rank − 1) = 718; Σ finishers = 1 898. 718 / 1 898 × 100 = 37.83%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed36
Km — ultra races8 455 km
> 100 km31
> 160 km24
> 200 km17
> 24h26
> 48h18
Longest race913,0 km
Sri Chinmoy 10 Day Race 2025 Sofia — 3/5/2025

Km per year (ultra races)

226
1 race
2022
669
5 races
2023
1 211
4 races
2024
1 315
3 races
2025
328
2 races
2026

Race types (share of distance)

Road84,0%
Trail4,9%
Elim.11,1%

Wins & podiums (ultra)

🏆 Win3
🏆 Win M4
🏅 Top 38
🏅 Top 3 M8
Longest winning streak2
Current streak0

Records

100 km11h14'42100 mi25h20'4112 h110,18 km24 h194,27 km48 h301,15 km6 d611,03 kmBackyard32 loops

HISTORY

38 race(s) · 13 split(s) nested
DateRacePerf.Rk
2026
24.07 48h CZE25. Sri Chinmoy Self-Transcendence 48-Std.-Lauf Kladno 201.000 km27
14.03 Backyard Ultra CYP3rd Cyprus Backyard Ultra 127.414 km (19h)8
2025
03.05 10d BULSri Chinmoy 10 Day Race 2025 Sofia 912.955 km6
15.03 Backyard Ultra SUI1. Backyard Ultra The Last Lap - Goldach 214.592 km (32h)2 🥈
01.03 Backyard Ultra CYP2nd Cyprus Backyard Ultra 187.768 km (28h)1 🏆
2024
14.12 Backyard Ultra MLT4. Endure Backyard 181.062 km (27h)1 🏆
26.07 48h CZE23. Sri Chinmoy Self-Transcendence 48-Std.-Lauf Kladno 157.000 km30
31.05 48h HUNBalatonfüredi UltraFutó Fesztivál (BUFF) 48H, GOMU 48h World Championship 117.432 km110
01.05 10d BULSri Chinmoy 10 Day Race 2024 Sofia 755.170 km14
2023
28.07 48h CZE22. Sri Chinmoy Self-Transcendence 48-Std.-Lauf Kladno 251.370 km8
21.07 Backyard Ultra POLII Backyard Ultra Polska 100.590 km (15h)39
18.05 Backyard Ultra GER5. Schwarzwaldultra Backyard 128.300 km1 🏆
18.05 52km GER7. Grüntalultra 5:15:00 h3 🥉
13.05 24h SUI32. Sri Chinmoy 24h Lauf Basel 136.696 km21
2022
22.07 48h CZESelf-Transcendence Race 48h Kladno 226.000 km14
2021
23.07 48h CZESelf-Transcendence Race 48h Kladno 250.157 km9
2020
24.07 48h CZESelf-Transcendence Race 48h Kladno 301.148 km6
2019
26.07 48h CZESelf-Transcendence Race 48h Kladno 229.063 km13
07.06 48h POLUltraPark Weekend 48h 161.192 km22
09.05 6d HUN9th EMU 6 Day World Trophy 611.033 km20
18.01 48h GRE14th 48hr Athens Int. Ultramarathon Festival 257.610 km12
2018
20.09 72h ROUS24H Timisoara - 72h race 371.386 km3 🥉
20.07 48h CZESelf-Transcendence Race 48h Kladno 293.139 km5
09.06 24h POLDG24h 194.265 km3 🥉
26.05 12h CZESelf-Transcendence 12 h race Prag 110.182 km9
14.04 100km POLBeskidzka 160 Na Raty Salamandra Ultra Trail 100 km 17:05:10 h25
2017
29.09 12h HUN1st EMU 24 - 48 hour Int. Run Races - 48h - 12h Split 108.562 km2 🥈
29.09 24h HUN1st EMU 24 - 48 hour Int. Run Races - 48h - 24h Split 164.171 km9
29.09 48h HUN1st EMU 24 - 48 hour Int. Run Races - 48h 289.291 km7
21.07 48h CZESelf-Transcendence Race 48 Std. Kladno 284.841 km7
22.04 100mi SWE9th Täby Extreme Challenge 100 miles 25:20:41 h37
2016
03.09 24h POLIX Mistrzostwa Polski w biegu 24 h Krakow 167.270 km22
29.07 48h CZESelf-Transcendence Race 48 Std. Kladno 234.115 km17
2015
26.09 24h POLVIII Mistrzostwa Polski w biegu 24 h 163.642 km27
31.07 48h CZESelf-Transcendence Race 48h Kladno 230.327 km18
13.06 12h CZESelf-Transcendence 12 h race Prag 96.347 km14
2014
06.09 100km POL5. Bieg 7 dolin - 100 km Ultramaraton 14:46:55 h190
14.06 100km CZESelf-Transcendence 100km Lauf Prag 11:14:42 h3 🥉