Jan Mortensen

Born : 1951 Cat. M75 Ultrarunner since 2002

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 ?

Denmark

Switzerland

Sweden

38,0%

Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 460; Σ finishers = 1 212. 460 / 1 212 × 100 = 37.95%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed17

Km — ultra races1 638 km

> 100 km7

> 160 km4

> 200 km1

> 24h5

Longest race350,0 km

Swiss Jura Marathon (Gesamtwertung) — 9/7/2006

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road58,0%

Trail14,6%

Stage27,5%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M2

Longest winning streak0

Current streak0

Records

100 km9h55'00 100 mi27h43'48 24 h180,34 km

HISTORY

11 race(s) · 7 stage(s) nested

Date		Race	Perf.	Rk
2013
10.08	24h	24 timers Løb Viborg	137.040 km	3 🥉
2011
02.07	100km	1. Swiss Jura Nature Trail 100 km - Etappe 1	13:08:15 h	22
2009
15.08	100mi	4th The Gax 100 miles	27:43:48 h	10
23.05	24h	24 timer løb Bornholm	180.336 km	7
2007
05.05	24h	24 timer løb Bornholm	100.992 km	31
2006
09–15.07	350km/7stages	Swiss Jura Marathon (Gesamtwertung)	41:59:55 h	30
09.07	47km	Swiss Jura Marathon Etappe 1 Genf-St.Cergue	4:46:22 h	23
10.07	45km	Swiss Jura Marathon Etappe 2 St.Cergue-Le Sentier	5:00:02 h	34
11.07	56km	Swiss Jura Marathon Etappe 3 Le Sentier-Fleurier	6:57:05 h	34
12.07	47km	Swiss Jura Marathon Etappe 4 Fleurier - La Chaux-de-Fonds	6:44:51 h	40
13.07	53km	Swiss Jura Marathon Etappe 5 La Chaux-de-Fonds - Biel	6:10:34 h	30
14.07	50km	Swiss Jura Marathon Etappe 6 Biel-Balsthal	6:38:30 h	37
15.07	52km	Swiss Jura Marathon Etappe 7 Balsthal-Basel	5:42:31 h	28
2005
06.08	24h	24 timers Løb Viborg	171.300 km	5
2004
07.08	24h	24 timers Løb Viborg	159.880 km	10
22.05	100km	Stark Ultra Run in Stige/Odense, 100 km	9:55:00 h	9
2002
25.08	100km	Ultramarathon of Bornholm, 100km	10:42:16 h	7
27.07	78km	17. Swiss Alpine Marathon	9:18:59 h	358

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	9/7/2006	Swiss Jura Marathon (Gesamtwertung)	350,00	×9
✓ 2	23/5/2009	24 timer løb Bornholm	180,34	×5
✓ 3	6/8/2005	24 timers Løb Viborg	171,30	×4
✓ 4	15/8/2009	4th The Gax 100 miles	160,93	×4
✓ 5	7/8/2004	24 timers Løb Viborg	159,88	×4
✓ 6	10/8/2013	24 timers Løb Viborg	137,04	×3
✓ 7	5/5/2007	24 timer løb Bornholm	100,99	×2
✓ 8	22/5/2004	Stark Ultra Run in Stige/Odense, 100 km	100,00	×2
✓ 9	25/8/2002	Ultramarathon of Bornholm, 100km	100,00	×2
✓ 10	27/7/2002	17. Swiss Alpine Marathon	78,00	×2