Jacek Jaronski
Born : 1965 Cat. M60 Ultrarunner since 2011 POL
32
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
14
Countries visited ?AUTAustriaCROCroatiaCZECzechiaESPSpainGERGermanyGREGreeceHUNHungaryITAItalyPOLPolandROURomaniaSLOSloveniaSUISwitzerlandSVKSlovakiaUKRUkraine
32,9%
Rank quotient ?This runner's calculation uses 32 eligible race(s): Σ(rank − 1) = 2 739; Σ finishers = 8 334. 2 739 / 8 334 × 100 = 32.87%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed32
Km — ultra races3 018 km
> 100 km12
Longest race150,0 km

Km per year (ultra races)

68
1 race
2022
291
3 races
2023
2024
85
1 race
2025
2026

Race types (share of distance)

Trail100,0%

HISTORY

32 race(s)
DateRacePerf.Rk
2025
08.11 85km ITAPuglia by UTMB - Le Maioliche di Laterza 11:47:03 h154
2023
04.11 129km ESP10. Gran Vuelta Valle del Genal 23:36:16 h82
14.10 56.5km CRODalmacija Ultra Trail - Sea Dut 56km 11:09:57 h69
17.06 105km AUT11. Mozart 100 17:00:31 h192
2022
13.08 68km CZEHostýnská osma 9:47:05 h75
2019
12.10 150km POL6. Lemkowyna Ultra Trail 150 24:54:39 h89
20.07 103km SVK10. Nízkotatranská stíhacka 103 km 21:45:25 h68
15.06 101.2km UKRSkole Ultra Trail - Yavoryna 18:37:52 h10
18.05 90km POLUltraroztocze 90km 10:16:24 h7
13.04 67km CRO6th 67 km of Istria 7:55:23 h37
2018
16.06 101km GER8 Zugspitz Ultratrail 20:02:17 h186
20.05 84km HUNSzentlászló Trail 84 km 12:00:00 h34
2017
19.08 71km POLIII. Bieg Ultra Grania Tatr 15:44:27 h174
29.07 54km SVKUltra Fatra 9:08:49 h45
30.06 100km GRE6th Olympus Mythical Trail 100K 20:36:10 h19
27.05 102km POLUltra Chojnik (UCH) 102 km 17:30:51 h51
29.04 110km SLO100 Ultra Trail Vipava Valley 18:20:41 h41
2016
24.09 94.5km POLBieg Wiekoluda 95 km 16:25:33 h9
30.07 70km ITAGran Trail Orobie 14:32:14 h154
21.05 100km ROUTransylvania One Hundred 24:00:00 h33
2015
24.10 69km POL2. Lemkowyna Ultra Trail 70 8:25:31 h41
18.07 101km SUI3. Eiger Ultra Trail 101 km 19:02:02 h197
17.04 110km CRO3rd 100 km of Istria 17:00:55 h34
2014
06.09 100km POL5. Bieg 7 dolin - 100 km Ultramaraton 13:45:37 h105
09.08 80km POLChudy Wawrzyniec 80 km 11:53:17 h30
13.06 140km SVKStefanik Trail 21:54:55 h13
26.04 94.6km POLBiegi w Szczawnicy - Niepokorny Mnich 13:35:41 h23
2013
27.09 150km POLBeskydy Ultra Trail (BUT) 150km 32:59:22 h5
2012
08.09 100km POL3. Bieg 7 dolin - 100 km Ultramaraton 15:46:02 h212
31.08 86km ITA7ème Courmayeur-Champex-Chamonix 16:43:46 h429
07.07 46km POLIII. Supermaraton Gor Stolowych 5:13:58 h33
2011
10.09 100km POL2. Bieg 7 dolin - 100 km Ultramaraton 16:08:32 h120