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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Kelder, Marthinus   Submit Personal Website Send Link 
Club: Onderberg Marathon Club 
Residence: Malelane
Year of birth: 1978 (Cat. german: M45)
Date of birth: 08.02.1978 (Cat. internat.: M45)
Nationality: RSA RSA South Africa
RunnerID: 299282
 

36 search results (36 Events, 2590 km).  (More)

2025 2 Events, 140 km  (More)
08.06.2025 Comrades Marathon - Down Run (RSA) 90km
10:47:21 h Kelder, Marthinus Onderberg Marathon Club  Overall: 10114 M: 8659 Cat M45: 1111
26.04.2025 Loskop Ultra Marathon 50km (RSA) 50km
4:55:08 h Kelder, Marthinus Onderberg Marathon Club  Overall: 604 M: 529 Cat M45: 76
2024 2 Events, 137 km  (More)
09.06.2024 Comrades Marathon - Up Run (RSA) 87km
10:56:45 h Kelder, Marthinus Onderberg Marathon Club  Overall: 11002 M: 9289 Cat M45: 1385
20.04.2024 Loskop Ultra Marathon 50km (RSA) 50km
4:57:24 h Kelder, Marthinus Onderberg Marathon Club  Overall: 541 M: 475 Cat M45: 86
2023 1 Event, 87 km  (More)
11.06.2023 Comrades Marathon - Down Run (RSA) 87km
10:20:22 h Kelder, Marthinus Onderberg Marathon Club  Overall: 7403 M: 6363 Cat M45: 994
2020 1 Event, 50 km  (More)
14.03.2020 Om Die Dam 50km (RSA) 50km
5:18:55 h Kelder, Marthinus Onderberg Marathon Club  Overall: 918 M: 779 Cat M40: 157
2019 2 Events, 137 km  (More)
09.06.2019 Comrades Marathon - Up Run (RSA) 87km
10:29:06 h Kelder, Marthinus Onderberg Marathon Club  Overall: 7338 M: 6453 Cat M40: 1528
13.04.2019 Loskop Ultra Marathon 50km (RSA) 50km
4:23:39 h Kelder, Marthinus Onderberg Marathon Club  Overall: 397 M: 377 Cat M40: 97
2018 1 Event, 90 km  (More)
10.06.2018 Comrades Marathon - Down Run (RSA) 90km
9:48:39 h Kelder, Marthinus Onderberg Marathon Club  Overall: 5067 M: 4539 Cat M40: 1063
2017 2 Events, 137 km  (More)
04.06.2017 Comrades Marathon - Up Run (RSA) 87km
10:30:09 h Kelder, Marthinus Onderberg Marathon Club  Overall: 6084 M: 5315 Cat M35: 1263
22.04.2017 Loskop Ultra Marathon 50km (RSA) 50km
4:33:18 h Kelder, Marthinus Onderberg Marathon  Overall: 650 M: 605 Cat M35: 130
2016 1 Event, 50 km  (More)
16.04.2016 Loskop Ultra Marathon 50km (RSA) 50km
4:36:23 h Kelder, Marthinus Onderberg Marathon  Overall: 646 M: 573 Cat M35: 109
2015 2 Events, 137 km  (More)
31.05.2015 Comrades Marathon - Up Run (RSA) 87km
10:01:43 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4063 M: 3630 Cat M35: 871
18.04.2015 Loskop Ultra Marathon 50km (RSA) 50km
4:42:27 h Kelder, Marthinus Onderberg Marathon Club  Overall: 802 M: 704 Cat M35: 125
2014 2 Events, 139 km  (More)
01.06.2014 Comrades Marathon - Down Run (RSA) 89km
10:27:49 h Kelder, Marthinus Onderberg Marathon Club  Overall: 5422 M: 4697 Cat M35: 1068
12.04.2014 Loskop Ultra Marathon 50km (RSA) 50km
4:37:37 h Kelder, Marthinus Onderberg Marat  Overall: 655 M: 586 Cat M35: 101
2013 2 Events, 137 km  (More)
02.06.2013 Comrades Marathon - Up Run (RSA) 87km
10:31:27 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4320 M: 3811 Cat M35: 900
20.04.2013 Loskop Ultra Marathon 50km (RSA) 50km
5:20:14 h Kelder, Marthinus   Overall: 1645 M: 1339 Cat M35: 237
2012 2 Events, 139 km  (More)
03.06.2012 Comrades Marathon - Down Run (RSA) 89km
9:59:49 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4615 M: 4088 Cat M23: 1185
21.04.2012 Loskop Ultra Marathon 50km (RSA) 50km
4:54:34 h Kelder, Marthinus Onderberg Marathon Club  Overall: 1090 M: 956 Cat M23: 240
2011 1 Event, 87 km  (More)
29.05.2011 Comrades Marathon - Up Run (RSA) 87km
10:24:32 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4990 M: 4357 Cat M23: 1301
2010 1 Event, 89 km  (More)
30.05.2010 Comrades Marathon - Down Run (RSA) 89km
9:41:46 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4133 M: 3647 Cat M23: 1137
2009 2 Events, 145 km  (More)
24.05.2009 Comrades Marathon - Down Run (RSA) 89km
9:37:58 h Kelder, Marthinus Onderberg Marathon Club  Overall: 3441 M: 3131 Cat M23: 1144
11.04.2009 Two Oceans Marathon (RSA) 56km
5:00:33 h Kelder, Marthinus ONDERB  Overall: 1121 M: 1023 Cat M23: 370
2008 1 Event, 87 km  (More)
15.06.2008 Comrades Marathon - Up Run (RSA) 87km
9:48:26 h Kelder, Marthinus Onderberg Marathon Club  Overall: 3067 M: 2824 Cat M23: 1066
2007 2 Events, 145 km  (More)
17.06.2007 Comrades Marathon - Down Run (RSA) 89km
9:11:24 h Kelder, Marthinus Onderberg Marathon Club  Overall: 2805 M: 2621 Cat M23: 1016
07.04.2007 Two Oceans Marathon (RSA) 56km
4:58:39 h Kelder, Marthinus Onderberg Marathon Club  Overall: 1199 M: 1093 Cat M23: 441
2006 1 Event, 87 km  (More)
16.06.2006 Comrades Marathon - Up Run (RSA) 87km
9:55:05 h Kelder, Marthinus Onderberg Marathon Club  Overall: 4128 M: 3765 Cat M23: 1361
2005 3 Events, 195 km  (More)
16.06.2005 Comrades Marathon - Down Run (RSA) 89km
9:09:28 h Kelder, Marthinus Onderberg Marathon Club  Overall: 3262 M: 3005 Cat M23: 1150
23.04.2005 Loskop Ultra Marathon 50km (RSA) 50km
4:41:51 h Kelder, Marthinus Onderberg Marathon Club  Overall: 1532 M: 1353 Cat M23: 364
26.03.2005 Two Oceans Marathon (RSA) 56km
5:02:33 h Kelder, Marthinus Onderberg Marathon Club  Overall: 1507 M: 1369 Cat M23: 522
2004 1 Event, 87 km  (More)
16.06.2004 Comrades Marathon - Up Run (RSA) 87km
10:37:27 h Kelder, Marthinus Onderberg AC  Overall: 6048 M: 5342 Cat M23: 1718
2003 2 Events, 145 km  (More)
16.06.2003 Comrades Marathon - Down Run (RSA) 89km
9:49:56 h Kelder, Marthinus Onderberg Ath Club  Overall: 4832 M: 4328 Cat M23: 1538
19.04.2003 Two Oceans Marathon (RSA) 56km
5:22:25 h Kelder, Marthinus Onderberg Marathon Club  Overall: 2229 M: 2018 Cat M23: 704
2002 1 Event, 56 km  (More)
30.03.2002 Two Oceans Marathon (RSA) 56km
6:20:30 h Kelder, Marthinus Onderberg Marathon Club  Overall: 5204 M: 4351 Cat M23: 1346
2000 1 Event, 87 km  (More)
16.06.2000 Comrades Marathon - Up Run (RSA) 87km
11:46:27 h Kelder, Marthinus Onderberg Marathon Club  Overall: 17748 M: 14970 Cat MU23: 454

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2000
50km 5:18:55  
 
 
5:18:55
(2760/762) 		 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2000
Comrades Marathon - Up Run 20 10:47:21 10:56:45 10:20:22   10:29:06 9:48:39 10:30:09   10:01:43 10:27:49 10:31:27 9:59:49 10:24:32 9:41:46 9:37:58 9:48:26 9:11:24 9:55:05 9:09:28 10:37:27 9:49:56   11:46:27
Loskop Ultra Marathon 50km 10 4:55:08 4:57:24     4:23:39   4:33:18 4:36:23 4:42:27 4:37:37 5:20:14 4:54:34             4:41:51        
Two Oceans Marathon 5                             5:00:33   4:58:39   5:02:33   5:22:25 6:20:30