Joshua Zubler

Born : 1989 Cat. M35 Ultrarunner since 2014

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

United States

13,2%

Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 133; Σ finishers = 1 009. 133 / 1 009 × 100 = 13.18%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed19

Km — ultra races1 270 km

> 100 km1

> 160 km1

Longest race160,9 km

11th Lake Ouachita Vista Trail Endurance 100 Mile Run (LOViT) — 23/2/2024

Km per year (ultra races)

180

2022

152

2023

283

2024

124

2025

124

2026

Race types (share of distance)

Trail100,0%

Wins & podiums (ultra)

🏆 Win11

🏆 Win M11

🏅 Top 315

🏅 Top 3 M15

Longest winning streak6

Current streak6

Records

50 km4h05'40 50 mi9h08'20 100 mi21h19'58

HISTORY

19 race(s)

Date		Race	Perf.	Rk
2026
20.06	45mi	10th Many On The Genny 45 Mile Trail Ultra	6:57:14 h	1 🏆
30.05	52km	4th Hoof It on the Hill	4:05:36 h	1 🏆
2025
28.06	45mi	9th Many On The Genny 45 Mile Trail Ultra	6:40:56 h	1 🏆
10.05	52km	3rd Hoof It on the Hill	4:05:35 h	1 🏆
2024
02.11	50km	24th Mendon 50K Trail Run	4:08:49 h	1 🏆
20.07	45mi	8th Many On The Genny 45 Mile Trail Ultra	6:53:13 h	1 🏆
23.02	100mi	11th Lake Ouachita Vista Trail Endurance 100 Mile Run (LOViT)	21:19:58 h	2 🥈
2023
05.08	50km	4th Frickin Hot 50 km Race	4:06:40 h	1 🏆
13.05	52km	1st Hoof It on the Hill	4:23:56 h	1 🏆
04.02	50km	4th Frozen 50km Race	4:45:00 h	1 🏆
2022
29.10	50mi	2nd Summit 50/50 50 Mile Race	10:49:35 h	7
06.08	50km	3rd Frickin Hot 50 km Race	4:05:40 h	1 🏆
05.02	50km	3rd Frozen 50km Race	5:15:00 h	3 🥉
2021
28.08	50mi	17th Baker Trail 50 Mile UltraChallenge	9:08:20 h	3 🥉
07.08	50km	2nd Frickin Hot 50 km Race	4:13:05 h	1 🏆
2019
22.06	40mi	3rd Many On The Genny 40 Mile Trail Ultra	6:23:03 h	3 🥉
2018
21.07	50mi	6th Cayuga Trails 50 Mile Race	11:29:16 h	58
2015
29.08	50km	9th Green Lakes Endurance Run 50 km	4:38:43 h	13
2014
20.09	50mi	7th Virgil Crest 50 Mile Ultra	12:53:00 h	52

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	23/2/2024	11th Lake Ouachita Vista Trail Endurance 100 Mile Run (LOViT)	160,93	×5
✓ 2	29/10/2022	2nd Summit 50/50 50 Mile Race	80,47	×2
✓ 3	28/8/2021	17th Baker Trail 50 Mile UltraChallenge	80,47	×2
✓ 4	21/7/2018	6th Cayuga Trails 50 Mile Race	80,47	×2
✓ 5	20/9/2014	7th Virgil Crest 50 Mile Ultra	80,47	×2
✓ 6	20/6/2026	10th Many On The Genny 45 Mile Trail Ultra	72,42	×2
✓ 7	28/6/2025	9th Many On The Genny 45 Mile Trail Ultra	72,42	×2
✓ 8	20/7/2024	8th Many On The Genny 45 Mile Trail Ultra	72,42	×2
✓ 9	22/6/2019	3rd Many On The Genny 40 Mile Trail Ultra	64,37	×2
✓ 10	30/5/2026	4th Hoof It on the Hill	52,00	×1
✓ 11	10/5/2025	3rd Hoof It on the Hill	52,00	×1
✓ 12	13/5/2023	1st Hoof It on the Hill	52,00	×1
✓ 13	2/11/2024	24th Mendon 50K Trail Run	50,00	×1
✓ 14	5/8/2023	4th Frickin Hot 50 km Race	50,00	×1
✓ 15	4/2/2023	4th Frozen 50km Race	50,00	×1
✓ 16	6/8/2022	3rd Frickin Hot 50 km Race	50,00	×1
✓ 17	5/2/2022	3rd Frozen 50km Race	50,00	×1
✓ 18	7/8/2021	2nd Frickin Hot 50 km Race	50,00	×1
✓ 19	29/8/2015	9th Green Lakes Endurance Run 50 km	50,00	×1