Gerard de Jong

Born : 1948 Cat. M75 Ultrarunner since 2003

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

Netherlands

74,7%

Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 757; Σ finishers = 1 014. 757 / 1 014 × 100 = 74.65%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed6

Km — ultra races404 km

Longest race99,1 km

12 Uur Den Haag — 16/6/2007

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road67,9%

Trail32,1%

Records

6 h58,77 km 12 h99,09 km

HISTORY

7 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2007
16.06	12h	12 Uur Den Haag	99.093 km	10
2006
26.11	66km	11ème Olne-Spa-Olne	9:39:08 h	245
2005
06.03	6h	10de Zes uurs ultraloop Stein	58.505 km	88
06.03	50km	10de Zes uurs ultraloop Stein - 50km Split	4:59:44 h	103
2004
28.11	64km	9ème Olne-Spa-Olne	8:33:06 h	190
07.03	50km	9de Zes uurs ultraloop Stein - 50km Split	5:04:04 h	139
07.03	6h	9de Zes uurs ultraloop Stein	58.074 km	134
2003
09.03	6h	8de Zes uurs ultraloop Stein	58.769 km	96

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	16/6/2007	12 Uur Den Haag	99,09	×5
✓ 2	26/11/2006	11ème Olne-Spa-Olne	66,00	×3
✓ 3	28/11/2004	9ème Olne-Spa-Olne	64,00	×3
✓ 4	9/3/2003	8de Zes uurs ultraloop Stein	58,77	×3
✓ 5	6/3/2005	10de Zes uurs ultraloop Stein	58,51	×3
✓ 6	7/3/2004	9de Zes uurs ultraloop Stein	58,07	×3