Jan Vanbeylen

Born : 1947 Cat. M75 Ultrarunner since 1991

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 ?

Belgium

90,1%

Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 758; Σ finishers = 841. 758 / 841 × 100 = 90.13%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed6

Km — ultra races350 km

Longest race100,0 km

15. Nacht van Vlaanderen, 100km Torhout — 17/6/1994

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road28,6%

Trail71,4%

Records

50 km5h14'43 100 km11h25'55

HISTORY

6 race(s)

Date		Race	Perf.	Rk
1997
11.05	50km	De 50 km van Kluisbergen	5:43:41 h	132
1996
06.06	50km	De 50 km van Kluisbergen	5:14:43 h	104
1994
17.06	100km	15. Nacht van Vlaanderen, 100km Torhout	11:25:55 h	112
08.05	50km	De 50 km van Kluisbergen	5:30:10 h	145
1993
20.05	50km	De 50 km van Kluisbergen	5:41:10 h	159
1991
12.05	50km	De 50 km van Kluisbergen	5:37:55 h	112

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	17/6/1994	15. Nacht van Vlaanderen, 100km Torhout	100,00	×6
✓ 2	11/5/1997	De 50 km van Kluisbergen	50,00	×3
✓ 3	6/6/1996	De 50 km van Kluisbergen	50,00	×3
✓ 4	8/5/1994	De 50 km van Kluisbergen	50,00	×3
✓ 5	20/5/1993	De 50 km van Kluisbergen	50,00	×3
✓ 6	12/5/1991	De 50 km van Kluisbergen	50,00	×3