Marc Kayser
ID 25100
Born : 1955 Cat. M70 Ultrarunner since 1998 LUX
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
77
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
5
Countries visited ?FRAFranceITAItalyLUXLuxembourgMARMoroccoSUISwitzerland
30,9%
Rank quotient ?This runner's calculation uses 55 eligible race(s): Σ(rank − 1) = 14 616; Σ finishers = 47 239. 14 616 / 47 239 × 100 = 30.94%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed133
Km — ultra races7 478 km
> 100 km30
> 160 km20
> 200 km14
Longest race250,7 km
28. Marathon des Sables — 5/4/2013

Km per year (ultra races)

2022
250
1 race
2023
2024
150
1 race
2025
2026

Race types (share of distance)

Road2,7%
Trail48,2%
Stage49,1%

Records

50 km5h08'09100 km9h36'2150 mi8h34'57100 mi44h38'36

HISTORY

55 race(s)
DateRacePerf.Rk
2025
17.02 150km/4stages MAR11ème Trans Sahara Marathon 29:15:38 h36
2023
21.04 250km/6stages MAR37. Marathon des Sables 2d 12:12:53 h570
2016
20.10 167km FRA24ème Grand Raid Réunion - La Diagonale des Fous 2d 14:11:33 h1653
20.03 52km FRA13ème Trail du Petit Ballon 6:52:30 h712
2015
28.08 170km FRA13ème Ultra Trail Tour du Mont Blanc 41:31:42 h872
30.05 84km FRA4ème La Maxi Race du Lac d'Annecy 16:38:11 h942
05.04 249km/6stages MAR30. Marathon des Sables 40:44:15 h391
2014
05.07 45.6km SUI3. Zermatt Ultra Marathon 6:27:38 h263
06.04 244km/6stages MAR29. Marathon des Sables 47:50:41 h513
2013
05.04 250.7km/6stages MAR28. Marathon des Sables 2d 04:16:04 h788
2011
13.10 161.8km FRA19ème Grand Raid Réunion - La Diagonale des Fous 44:38:36 h368
26.08 166km FRA9ème Ultra Trail Tour du Mont Blanc 38:43:01 h351
03.04 250.7km/6stages MAR26. Marathon des Sables 32:30:34 h62
2010
21.11 50.1km LUX8. Trail Uewersauer 5:08:09 h68
22.10 161.8km FRA18ème Le Grand Raid de la Réunion 2d 00:58:01 h643
28.08 89km ITA8ème Ultra Trail Tour du Mont Blanc 17:25:47 h355
31.07 78km SUI25. Swiss Alpine Marathon 8:35:00 h195
02.04 245km/6stages MAR25. Marathon des Sables 33:37:08 h86
20.03 80km FRA3ème Le Trail de Paris-Ile de France 9:43:55 h335
2009
20.06 80km FRA5ème Grand Raid Du Mercantour 18:06:39 h167
30.03 202.2km/4stages MAR24. Marathon des Sables 29:59:29 h195
14.03 80km FRA2ème Le Trail de Paris-Ile de France 80 km 8:34:57 h128
2008
16.11 50.1km LUX6. Trail Uewersauer 5:10:31 h56
26.07 78km SUI23. Swiss Alpine Marathon 8:47:51 h170
30.03 245.3km/6stages MAR23. Marathon des Sables 34:46:40 h142
2007
28.07 78km SUI22. Swiss Alpine Marathon 9:08:21 h229
2006
20.10 148km FRA14ème Le Grand Raid de la Réunion 34:58:30 h196
25.08 155km FRA4ème Ultra Trail Tour du Mont Blanc 26:05:59 h37
29.07 78km SUI21. Swiss Alpine Marathon 8:45:31 h219
04.06 53km FRATrail De La Vallée Des Lacs 7:13:49 h123
09.04 212km/6stages MAR21. Marathon des Sables 32:41:04 h139
19.03 46km FRA3ème Trail du Petit Ballon 4:49:24 h69
2005
26.08 155km FRA3ème Ultra Trail Tour du Mont Blanc 27:13:19 h29
10.04 245.7km/6stages MAR20. Marathon des Sables 29:36:03 h48
20.03 46km FRA2ème Trail du Petit Ballon 4:36:07 h43
2004
21.11 48.2km LUX2. Trail Uewersauer 4:34:06 h15
22.10 140km FRA12ème Le Grand Raid de la Réunion 29:10:59 h79
15.08 200km/8stages FRA13ème Défi de l'Oisans 23:30:12 h16
11.04 237km/6stages MAR19. Marathon des Sables 27:11:58 h38
2003
23.11 48.2km LUX1. Trail Uewersauer 4:22:21 h6
2002
18.10 125km FRA10ème Le Grand Raid de la Réunion 27:48:56 h105
27.07 78km SUI17. Swiss Alpine Marathon 8:42:22 h218
07.04 230km/6stages MAR17. Marathon des Sables 29:06:34 h104
2001
19.10 125km FRA9ème Le Grand Raid de la Réunion 25:28:00 h96
28.07 78km SUI16. Swiss Alpine Marathon 9:02:37 h307
01.04 243km/6stages MAR16. Marathon des Sables 32:33:01 h75
2000
27.10 125km FRA8ème Le Grand Raid de la Réunion 26:55:08 h162
29.07 78km SUI15. Swiss Alpine Marathon 8:48:42 h288
04.04 220km/6stages MAR15. Marathon des Sables 30:23:12 h60
1999
29.10 125km FRA7ème Le Grand Raid de la Réunion 29:50:00 h248
31.07 78km SUI14. Swiss Alpine Marathon 8:35:41 h204
11.06 100km SUI41. 100 km Lauf Biel 10:35:11 h347
1998
06.11 125km FRA6ème Le Grand Raid de la Réunion 39:35:00 h636
25.07 78km SUI13. Swiss Alpine Marathon 8:28:33 h261
12.06 100km SUI40. 100 km Lauf Biel 9:36:21 h213