Bou Heng
ID 394774
Born : 1969 Cat. M55 Ultrarunner since 2013 FRA
39
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
60
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 ?FRAFranceITAItalyPORPortugalSUISwitzerland
80,8%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 28 497; Σ finishers = 35 290. 28 497 / 35 290 × 100 = 80.75%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed51
Km — ultra races5 012 km
> 100 km21
> 160 km12
> 200 km3
Longest race390,0 km
3rd Crossing Switzerland — 19/7/2026

Km per year (ultra races)

522
4 races
2022
618
3 races
2023
821
5 races
2024
219
2 races
2025
512
2 races
2026

Race types (share of distance)

Trail86,0%
Stage14,0%

Records

50 km6h09'26100 km25h15'4350 mi11h07'29

HISTORY

39 race(s)
DateRacePerf.Rk
2026
19.07 390km SUI3rd Crossing Switzerland 6d 11:17:18 h166
21.03 122.2km FRA1er EcoTrail de Paris - Ile de France 120 km 20:17:38 h1093
2025
17.07 173.4km/4stages FRAUltra Tour des 4 Massifs (UT4M) Challenge 36:04:43 h211
16.03 46km FRATrail d'Auffargis 7:00:04 h274
2024
01.09 360km SUISwissPeaks 360 6d 11:28:13 h131
18.07 179km/4stages FRAUltra Tour des 4 Massifs (UT4M) Challenge 33:49:53 h236
28.06 120km ITA17^ Lavaredo Ultra Trail by UTMB - 120K 27:21:39 h1090
10.05 82km FRA6ème Volvic Volcanic Expérience - Trail Terra Volcana 12:47:25 h389
16.03 80km FRA16ème EcoTrail de Paris - Ile de France 11:07:29 h1454
2023
10.09 330km ITA14° TOR330 - Tor des Géants 6d 04:40:26 h612
20.07 179km/4stages FRAUltra Tour des 4 Massifs (UT4M) Challenge 40:37:40 h179
20.05 109km FRA1er Trail Alsace Grand Est by UTMB - Ultra-Trail des Païens 20:24:59 h604
2022
20.10 160km FRA29ème Grand Raid Réunion - La Diagonale des Fous 2d 06:38:19 h1391
01.09 171km SUISwissPeaks 170 2d 10:07:55 h88
04.06 111km SUI4ème Swiss Canyon Trail 111K 22:06:27 h206
19.03 80km FRA14ème EcoTrail de Paris - Ile de France 12:32:58 h1573
2021
25.09 81km FRA6ème Belle-Ile en trail - Ultra des Vagues 12:38:02 h335
27.08 171km FRA18ème Ultra Trail Tour du Mont Blanc 45:53:12 h1388
2020
02.08 49km FRACenis Tour Trail - Trail Orange 11:13:24 h9
29.02 94km FRA2ème Endu'Rance Trail Des Corsaires 16:05:29 h385
2019
17.10 166km FRA27ème Grand Raid Réunion - La Diagonale des Fous 2d 04:51:18 h1245
28.06 120km ITA13^ Lavaredo Ultra Trail by UTMB - 120K 26:15:22 h957
08.06 112km SUI2ème Swiss Canyon Trail 105K 20:58:22 h163
27.04 115km POR11. MIUT - Madeira Island Ultra Trail 115 km 31:09:32 h611
17.03 55.4km FRA16ème Trail du Petit Ballon 8:25:16 h790
2018
31.08 171km FRA16ème Ultra Trail Tour du Mont Blanc 46:23:24 h1764
17.03 80km FRA11ème EcoTrail de Paris - Ile de France 80 km 12:40:34 h1585
2017
16.08 169km/4stages FRAUltra Tour des 4 Massifs (UT4M) Challenge 38:35:29 h165
27.05 83km FRA6ème La Maxi Race du Lac d'Annecy - Maxi Race 19:19:33 h862
18.03 80km FRA10ème EcoTrail de Paris - Ile de France 80 km 11:31:10 h1416
2016
20.10 167km FRA24ème Grand Raid Réunion - La Diagonale des Fous 2d 13:43:52 h1634
2015
28.08 101km ITA10ème Courmayeur-Champex-Chamonix 25:15:43 h1161
26.06 87km FRA11ème Raid 56 Golfe du Morbihan 12:33:06 h327
24.05 58km FRALe Grand Trail du Limousin 8:46:51 h386
21.03 80km FRA8ème Le EcoTrail de Paris - Ile de France 80 km 11:30:32 h1336
2014
25.10 93km FRA15ème Grand Raid Réunion - Trail de Bourbon 30:27:56 h746
27.09 50km FRATrail du Gevaudan 6:28:50 h119
27.06 87km FRA10ème Raid 56 Golfe du Morbihan 12:55:54 h670
2013
16.03 50km FRA4ème Le Trail de Paris-Ile de France 50 km 6:09:26 h785