Zakeriya Firfirey

Born : 1973 Cat. M50 Ultrarunner since 2009

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

75,7%

Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 71 842; Σ finishers = 94 927. 71 842 / 94 927 × 100 = 75.68%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed19

Km — ultra races1 195 km

Longest race89,0 km

91st Comrades Marathon - Down Run — 29/5/2016

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road50,5%

Trail49,5%

Records

No record for a classic ultra format

HISTORY

20 race(s) · 6 split(s) nested

Date		Race	Perf.	Rk
2019
20.04	56km	50th Two Oceans Marathon	7:14:25 h	11200
20.04	50km	50th Two Oceans Marathon - 50km Split	6:15:16 h	10559
2018
03.11	55km	22th Three Peaks Challenge	13:09:57 h	129
2017
04.11	55km	21th Three Peaks Challenge	11:07:25 h	121
15.04	56km	48th Two Oceans Marathon	6:47:38 h	8088
15.04	50km	48th Two Oceans Marathon - 50km Split	6:02:11 h	8035
2016
05.11	55km	20th Three Peaks Challenge	10:47:50 h	115
29.05	89km	91st Comrades Marathon - Down Run	11:48:08 h	12673
26.03	56km	47th Two Oceans Marathon	6:18:24 h	5433
26.03	50km	47th Two Oceans Marathon - 50km Split	5:37:44 h	5433
2015
07.11	55km	19th Three Peaks Challenge	10:21:51 h	107
04.04	56km	46th Two Oceans Marathon	6:32:55 h	6467
04.04	50km	46th Two Oceans Marathon - 50km Split	5:52:30 h	6613
2014
01.11	55km	18th Three Peaks Challenge	10:58:36 h	86
01.06	89km	89th Comrades Marathon - Down Run	11:12:53 h	7883
18.04	56km road race	45th Two Oceans Marathon	6:28:12 h	5945
18.04	50km	45th Two Oceans Marathon - 50km Split	5:48:45 h	6191
01.03	76km	10th Addo Elephant 50 Mile Trail Run	13:40:15 h	26
2013
02.11	55km	17th Three Peaks Challenge	10:35:46 h	72
30.03	56km road race	44th Two Oceans Marathon	6:12:12 h	5196
30.03	50km road race	44th Two Oceans Marathon - 50km Split (RSA)	5:36:14 h	5544
02.03	76km	9th Addo Elephant 50 Mile Trail Run	13:35:43 h	48
2012
03.11	55km	16th Three Peaks Challenge	10:46:45 h	78
03.06	89km road race	87th Comrades Marathon - Down Run	11:03:35 h	8108
2011
23.04	50km road race	42nd Two Oceans Marathon - 50km Split	5:16:12 h	3395
2009
07.11	55km	13th Three Peaks Challenge	10:49:39 h	86

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	29/5/2016	91st Comrades Marathon - Down Run	89,00	×3
✓ 2	1/6/2014	89th Comrades Marathon - Down Run	89,00	×3
✓ 3	3/6/2012	87th Comrades Marathon - Down Run (RSA)	89,00	×3
✓ 4	1/3/2014	10th Addo Elephant 50 Mile Trail Run	76,00	×2
✓ 5	2/3/2013	9th Addo Elephant 50 Mile Trail Run	76,00	×2
✓ 6	20/4/2019	50th Two Oceans Marathon	56,00	×2
✓ 7	15/4/2017	48th Two Oceans Marathon	56,00	×2
✓ 8	26/3/2016	47th Two Oceans Marathon	56,00	×2
✓ 9	4/4/2015	46th Two Oceans Marathon	56,00	×2
✓ 10	18/4/2014	45th Two Oceans Marathon (RSA)	56,00	×2
✓ 11	30/3/2013	44th Two Oceans Marathon (RSA)	56,00	×2
✓ 12	3/11/2018	22th Three Peaks Challenge	55,00	×1
✓ 13	4/11/2017	21th Three Peaks Challenge	55,00	×1
✓ 14	5/11/2016	20th Three Peaks Challenge	55,00	×1
✓ 15	7/11/2015	19th Three Peaks Challenge	55,00	×1
✓ 16	1/11/2014	18th Three Peaks Challenge	55,00	×1
✓ 17	2/11/2013	17th Three Peaks Challenge	55,00	×1
✓ 18	3/11/2012	16th Three Peaks Challenge	55,00	×1
✓ 19	7/11/2009	13th Three Peaks Challenge	55,00	×1