John Willsher

Born : 1954 Cat. M70 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 ?

United Kingdom

South Africa

15,2%

Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 15 605; Σ finishers = 102 595. 15 605 / 102 595 × 100 = 15.21%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed18

Km — ultra races1 344 km

Longest race90,0 km

59th Comrades Marathon - Down Run — 1/6/1984

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road88,8%

Trail11,2%

Records

50 km5h53'09

HISTORY

18 race(s)

Date		Race	Perf.	Rk
2002
14.09	50km	10. Mont-Aux-Sources 50km Challenge	7:47:22 h	82
2001
01.09	50km	9. Mont-Aux-Sources 50km Challenge	6:57:00 h	113
1999
04.09	50km	7. Mont-Aux-Sources 50km Challenge	5:53:09 h	25
1997
05.10	88.5km	47th London to Brighton Road Race	8:45:54 h	56
1993
31.05	89km	68th Comrades Marathon - Down Run	7:48:11 h	1263
1992
30.05	87km	67th Comrades Marathon - Up Run	8:22:36 h	1895
1989
31.05	89km	64th Comrades Marathon - Down Run	9:37:33 h	4763
1988
31.05	87km	63rd Comrades Marathon - Up Run	7:24:30 h	803
02.04	56km	19th Two Oceans Marathon	4:41:16 h	1308
1987
31.05	87km	62nd Comrades Marathon - Up Run	7:09:15 h	319
1986
31.05	89km	61st Comrades Marathon - Down Run	7:09:26 h	557
29.03	56km	17th Two Oceans Marathon	3:47:23 h	109
1985
31.05	88km	60th Comrades Marathon - Up Run	6:59:37 h	179
06.04	56km	16th Two Oceans Marathon	3:47:01 h	99
1984
01.06	90km	59th Comrades Marathon - Down Run	7:09:17 h	406
21.04	56km	15th Two Oceans Marathon	4:15:40 h	473
1983
31.05	88km	58th Comrades Marathon - Up Run	8:43:06 h	1701
1979
31.05	87km	54th Comrades Marathon - Up Run	9:10:31 h	1472

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	1/6/1984	59th Comrades Marathon - Down Run	90,00	×3
✓ 2	31/5/1993	68th Comrades Marathon - Down Run	89,00	×2
✓ 3	31/5/1989	64th Comrades Marathon - Down Run	89,00	×2
✓ 4	31/5/1986	61st Comrades Marathon - Down Run	89,00	×2
✓ 5	5/10/1997	47th London to Brighton Road Race	88,50	×2
✓ 6	31/5/1985	60th Comrades Marathon - Up Run	88,00	×2
✓ 7	31/5/1983	58th Comrades Marathon - Up Run	88,00	×2
✓ 8	30/5/1992	67th Comrades Marathon - Up Run	87,00	×2
✓ 9	31/5/1988	63rd Comrades Marathon - Up Run	87,00	×2
✓ 10	31/5/1987	62nd Comrades Marathon - Up Run	87,00	×2
✓ 11	31/5/1979	54th Comrades Marathon - Up Run	87,00	×2
✓ 12	2/4/1988	19th Two Oceans Marathon	56,00	×1
✓ 13	29/3/1986	17th Two Oceans Marathon	56,00	×1
✓ 14	6/4/1985	16th Two Oceans Marathon	56,00	×1
✓ 15	21/4/1984	15th Two Oceans Marathon	56,00	×1
✓ 16	14/9/2002	10. Mont-Aux-Sources 50km Challenge	50,00	×1
✓ 17	1/9/2001	9. Mont-Aux-Sources 50km Challenge	50,00	×1
✓ 18	4/9/1999	7. Mont-Aux-Sources 50km Challenge	50,00	×1