Darrel van Niekerk

Born : 1942 Cat. M80 Ultrarunner since 1979

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 ?

South Africa

64,4%

Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 74 728; Σ finishers = 116 009. 74 728 / 116 009 × 100 = 64.42%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22

Km — ultra races2 113 km

> 100 km5

> 160 km5

Longest race160,9 km

14th Washie 100 Miler — 6/7/1990

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road100,0%

Records

100 mi23h21'00

HISTORY

22 race(s)

Date		Race	Perf.	Rk
1994
02.04	56km	25th Two Oceans Marathon	5:51:59 h	6321
1993
10.04	56km	24th Two Oceans Marathon	5:43:15 h	5856
1992
18.04	56km	23rd Two Oceans Marathon	5:47:49 h	6077
1991
31.05	89km	66th Comrades Marathon - Down Run	10:47:26 h	10797
30.03	56km	22nd Two Oceans Marathon	5:26:05 h	3828
1990
06.07	100mi	14th Washie 100 Miler	25:08:21 h	77
31.05	87km road race	65th Comrades Marathon - Up Run	9:47:20 h	5268
1988
29.07	100mi	12th Washie 100 Miler	23:21:00 h	57
31.05	87km	63rd Comrades Marathon - Up Run	10:32:20 h	8394
1987
11.07	100mi	11th Washie 100 Miler	25:15:34 h	50
31.05	87km	62nd Comrades Marathon - Up Run	10:22:55 h	5852
1986
18.07	100mi	10th Washie 100 Miler	25:04:30 h	66
31.05	89km	61st Comrades Marathon - Down Run	9:44:50 h	5724
1985
15.07	100mi	9th Washie 100 Miler	23:42:59 h	63
31.05	88km	60th Comrades Marathon - Up Run	9:18:03 h	3275
06.04	56km	16th Two Oceans Marathon	4:50:18 h	1549
1984
01.06	90km	59th Comrades Marathon - Down Run	9:48:41 h	4559
1983
31.05	88km	58th Comrades Marathon - Up Run	9:21:48 h	2593
1981
01.06	90km	56th Comrades Marathon - Up Run	9:06:49 h	1640
1980
31.05	90km	55th Comrades Marathon - Down Run	8:17:00 h	1179
05.04	56km	11th Two Oceans Marathon	4:29:09 h	419
1979
31.05	87km	54th Comrades Marathon - Up Run	8:45:22 h	1106

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	6/7/1990	14th Washie 100 Miler	160,93	×3
✓ 2	29/7/1988	12th Washie 100 Miler	160,93	×3
✓ 3	11/7/1987	11th Washie 100 Miler	160,93	×3
✓ 4	18/7/1986	10th Washie 100 Miler	160,93	×3
✓ 5	15/7/1985	9th Washie 100 Miler	160,93	×3
✓ 6	1/6/1984	59th Comrades Marathon - Down Run	90,00	×2
✓ 7	1/6/1981	56th Comrades Marathon - Up Run	90,00	×2
✓ 8	31/5/1980	55th Comrades Marathon - Down Run	90,00	×2
✓ 9	31/5/1991	66th Comrades Marathon - Down Run	89,00	×2
✓ 10	31/5/1986	61st Comrades Marathon - Down Run	89,00	×2
✓ 11	31/5/1985	60th Comrades Marathon - Up Run	88,00	×2
✓ 12	31/5/1983	58th Comrades Marathon - Up Run	88,00	×2
✓ 13	31/5/1990	65th Comrades Marathon - Up Run (RSA)	87,00	×2
✓ 14	31/5/1988	63rd Comrades Marathon - Up Run	87,00	×2
✓ 15	31/5/1987	62nd Comrades Marathon - Up Run	87,00	×2
✓ 16	31/5/1979	54th Comrades Marathon - Up Run	87,00	×2
✓ 17	2/4/1994	25th Two Oceans Marathon	56,00	×1
✓ 18	10/4/1993	24th Two Oceans Marathon	56,00	×1
✓ 19	18/4/1992	23rd Two Oceans Marathon	56,00	×1
✓ 20	30/3/1991	22nd Two Oceans Marathon	56,00	×1
✓ 21	6/4/1985	16th Two Oceans Marathon	56,00	×1
✓ 22	5/4/1980	11th Two Oceans Marathon	56,00	×1