Zelda Muller
ID 91535
Born : 1966 Cat. W60 Ultrarunner since 1994 RSA
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
1
Countries visited ?RSASouth Africa
66,6%
Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 176 946; Σ finishers = 265 598. 176 946 / 265 598 × 100 = 66.62%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed58
Km — ultra races3 370 km
> 100 km2
> 160 km2
> 200 km2
Longest race270,0 km
Wild Coast Ultra — 7/2/2011

Km per year (ultra races)

2022
235
4 races
2023
50
1 race
2024
2025
2026

Race types (share of distance)

Road72,9%
Trail12,1%
Stage15,0%

Records

50 km5h16'47

HISTORY

48 race(s) · 1 split(s) nested
DateRacePerf.Rk
2024
20.04 50km RSA35th Loskop Ultra Marathon 50km 6:05:40 h1457
2023
11.06 87km RSA96th Comrades Marathon - Down Run 10:55:32 h10238
06.05 50km RSA34th Loskop Ultra Marathon 50km 5:47:27 h615
22.04 50km RSA1st Tshwane North Ultra 5:54:59 h318
01.04 48km RSA2nd Irene Running Festival 48K 5:54:43 h1833
2020
14.03 50km RSA30th Om Die Dam 50km 5:55:37 h1671
2019
09.06 87km RSA94th Comrades Marathon - Up Run 10:52:16 h9307
13.04 50km RSA33th Loskop Ultra Marathon 50km 5:55:50 h2349
16.03 50km RSA29th Om Die Dam 50km 5:42:33 h1622
2018
10.06 90km RSA93rd Comrades Marathon - Down Run 10:55:28 h10015
21.04 50km RSA32th Loskop Ultra Marathon 50km 5:42:19 h2288
17.03 50km RSA28th Om Die Dam 50km 5:56:43 h2375
2017
04.06 87km RSA92nd Comrades Marathon - Up Run 10:59:42 h8591
22.04 50km RSA31th Loskop Ultra Marathon 50km 5:49:23 h2288
18.03 50km RSA27th Om Die Dam 50km 5:52:40 h2243
2016
06.08 53km RSA3rd Merrell Whale of Trail 10:40:45 h117
29.05 89km RSA91st Comrades Marathon - Down Run 10:44:23 h7621
16.04 50km RSA30th Loskop Ultra Marathon 50km 5:38:16 h2027
12.03 50km RSA26th Om Die Dam 50km 5:38:56 h1386
2015
05.09 50km RSA23. Mont-Aux-Sources 50km Challenge 10:26:08 h292
31.05 87km RSA90th Comrades Marathon - Up Run 10:56:10 h7254
18.04 50km RSA29th Loskop Ultra Marathon 50km 5:54:11 h2721
04.04 56km RSA46th Two Oceans Marathon 6:27:04 h6046
21.03 50km RSA25th Om Die Dam 50km 5:42:55 h1524
2014
12.04 50km road race RSA28th Loskop Ultra Marathon 50km 5:54:37 h2267
15.03 50km RSA24th Om Die Dam 50km 5:46:04 h1772
2013
20.04 50km road race RSA27th Loskop Ultra Marathon 50km 5:57:33 h2558
2012
03.06 89km road race RSA87th Comrades Marathon - Down Run 10:52:51 h7560
21.04 50km road race RSA26th Loskop Ultra Marathon 50km 5:44:40 h2221
10.03 50km RSA8th Addo Elephant 50 km Trail Run 9:13:07 h96
2011
07.02 270km/6stages RSAWild Coast Ultra 2d 11:52:10 h26
2009
03.10 237km/6stages RSA10th Kalahari Augrabies Extreme Marathon 37:01:00 h36
2008
12.07 52km RSA20th Rhodes 52 km Trail Run 8:45:00 h241
2007
14.07 52km RSA19th Rhodes 52 km Trail Run 8:49:44 h257
05.05 65km RSAKnysna Classic Two Lagoons Ultra 7:56:29 h79
2005
23.04 50km RSA19th Loskop Ultra Marathon 50km 5:16:47 h2749
2004
11.09 50km RSA12. Mont-Aux-Sources 50km Challenge 8:32:34 h148
2003
13.09 50km RSA11. Mont-Aux-Sources 50km Challenge 8:47:38 h179
2001
01.09 50km RSA9. Mont-Aux-Sources 50km Challenge 7:27:18 h156
2000
16.06 87km road race RSA75th Comrades Marathon - Up Run 11:50:22 h18561
18.03 50km RSA10th Om Die Dam 50km 5:53:04 h4063
1999
16.06 89km RSA74th Comrades Marathon - Down Run 10:34:29 h8370
1998
16.06 87km RSA73rd Comrades Marathon - Up Run 10:41:47 h8327
1997
16.06 89km RSA72nd Comrades Marathon - Down Run 10:25:22 h7685
1996
17.06 87km RSA71st Comrades Marathon - Up Run 9:58:40 h6391
06.04 56km RSA27th Two Oceans Marathon 5:42:52 h5139
1995
20.05 89km RSA70th Comrades Marathon - Down Run 9:55:35 h5073
1994
31.05 87km RSA69th Comrades Marathon - Up Run 10:23:03 h6842