Johannes Oosthuizen
ID 5072
Born : 1973 Cat. M50 Ultrarunner since 1997 RSA
37
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
44
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
4
Countries visited ?GBRUnited KingdomRSASouth AfricaSUISwitzerlandUSAUnited States
9,8%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 18 786; Σ finishers = 191 562. 18 786 / 191 562 × 100 = 9.81%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races2 592 km
Longest race90,0 km
95th Comrades Marathon - Down Run — 28/8/2022

Km per year (ultra races)

90
1 race
2022
2023
2024
2025
2026

Race types (share of distance)

Road87,7%
Trail12,3%

Wins & podiums (ultra)

🏆 Win5
🏆 Win M5
🏅 Top 36
🏅 Top 3 M6
Longest winning streak1
Current streak0

Records

50 km3h18'4950 mi5h31'12

HISTORY

37 race(s)
DateRacePerf.Rk
2022
28.08 90km RSA95th Comrades Marathon - Down Run 11:35:16 h9445
2019
09.06 87km RSA94th Comrades Marathon - Up Run 9:00:04 h2958
13.04 50km RSA33th Loskop Ultra Marathon 50km 4:19:21 h356
2018
10.06 90km RSA93rd Comrades Marathon - Down Run 7:42:03 h753
21.04 50km RSA32th Loskop Ultra Marathon 50km 3:53:13 h176
2016
29.05 89km RSA91st Comrades Marathon - Down Run 7:55:11 h985
2015
31.05 87km RSA90th Comrades Marathon - Up Run 7:40:58 h494
2012
24.09 63.3km RSA6th Bainskloof Ultra Marathon 4:29:50 h2 🥈
21.04 50km road race RSA26th Loskop Ultra Marathon 50km 3:36:33 h96
17.03 50km RSA22nd Om Die Dam 50km 3:35:59 h57
2011
30.07 79.1km SUI26. Swiss Alpine Marathon 6:57:04 h6
16.04 50km RSA25th Loskop Ultra Marathon 50km 3:28:35 h55
26.03 56km RSA24th Xstrata Longtom Ultra Marathon 56km 4:06:25 h14
19.03 50km RSA21st Om Die Dam 50km 3:38:28 h72
2010
20.11 50mi USA48th JFK 50 Mile 6:12:25 h7
24.09 63.3km RSA4th Bainskloof Ultra Marathon 4:16:32 h1 🏆
31.07 78km SUI25. Swiss Alpine Marathon 6:15:00 h4
17.04 50km RSA24th Loskop Ultra Marathon 50km 3:27:43 h45
2009
24.09 63.3km RSA3rd Bainskloof Ultra Marathon 4:10:35 h1 🏆
18.04 50km RSA23th Loskop Ultra Marathon 50km 3:24:31 h47
28.03 56km RSA22nd Xstrata Longtom Ultra Marathon 56km 4:03:45 h8
2008
22.11 50mi USA46th JFK 50 Mile 6:17:31 h4
19.04 50km RSA22th Loskop Ultra Marathon 50km 3:18:49 h37
2007
17.03 50km RSA17th Om Die Dam 50km 3:35:05 h92
2006
02.04 52km RSA41st Arthur Cresswell Memorial Marathon Bergville to Ladysmith 3:13:19 h1 🏆
18.03 50km RSA16th Om Die Dam 50km 3:21:35 h35
2005
02.10 87.1km GBR55th London to Brighton Road Race 5:50:30 h1 🏆
26.03 56km road race RSA36th Two Oceans Marathon 3:21:59 h24
2004
16.06 87km road race RSA79th Comrades Marathon - Up Run 5:46:07 h9
2003
27.09 80km RSA33rd Laingsburg Karoo Ultra-Marathon 5:31:12 h1 🏆
16.06 89km road race RSA78th Comrades Marathon - Down Run 5:49:10 h14
2002
17.06 87km road race RSA77th Comrades Marathon - Up Run 6:08:36 h25
2001
16.06 89km road race RSA76th Comrades Marathon - Down Run 6:01:06 h28
2000
16.06 87km road race RSA75th Comrades Marathon - Up Run 6:11:11 h36
1999
16.06 89km RSA74th Comrades Marathon - Down Run 6:26:40 h65
1998
16.06 87km RSA73rd Comrades Marathon - Up Run 6:55:31 h207
1997
16.06 89km RSA72nd Comrades Marathon - Down Run 8:47:06 h2662