Soon-Seng (Steven) Ong
ID 596208
Born : 1977 Cat. M45 Ultrarunner since 2014 MAS
39
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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
8
Countries visited ?ESPSpainITAItalyJPNJapanMARMoroccoMASMalaysiaPHIPhilippinesTHAThailandVIEVietnam
9,2%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 668; Σ finishers = 7 251. 668 / 7 251 × 100 = 9.21%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48
Km — ultra races4 148 km
> 100 km11
> 160 km6
> 200 km4
> 24h4
> 48h1
Longest race330,0 km
13° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta — 11/9/2022

Km per year (ultra races)

939
6 races
2022
182
2 races
2023
127
2 races
2024
100
1 race
2025
75
1 race
2026

Race types (share of distance)

Road27,1%
Trail56,3%
Stage11,6%
Elim.5,0%

Wins & podiums (ultra)

🏆 Win14
🏆 Win M14
🏅 Top 325
🏅 Top 3 M25
Longest winning streak9
Current streak0

Records

50 km3h53'03100 km10h02'5550 mi9h21'33100 mi23h22'476 h52,00 km12 h96,00 km24 h107,52 km48 h115,54 kmBackyard24 loops

HISTORY

39 race(s)
DateRacePerf.Rk
2026
06.06 75km MAS1st The Magnificent Batangsi Ultra 11:51:18 h4
2025
21.06 100km MAS7th Langkawi 100 km Ultra Marathon 10:54:00 h3 🥉
2024
19.10 Backyard Ultra MAS3rd Backyard Ultra World Team Championships - Malaysia 46.942 km (7h)15
27.07 80km MAS4th EcoTrail Putrajaya - 80 km 9:33:19 h4
2023
29.04 48h MAS3rd Taman Jaya Ultra 48h 115.540 km13
08.01 12h MAS5th Bukit Kiara Ultra Challenge 66.500 km12
2022
23.10 50km MAS3rd Sekinchan Ultra 50km 4:47:19 h3 🥉
15.10 Backyard Ultra MAS2nd Backyard Ultra World Team Championships - Malaysia 160.944 km (24h)2 🥈
11.09 330km ITA13° Tor des Géants - 330 km Endurance Trail della Valle d'Aosta 4d 15:57:02 h113
31.07 6h MAS1st LKE Durian Festival Run 52.000 km1 🏆
25.03 250km/6stages MAR36. Marathon des Sables 31:45:19 h97
20.02 12h MAS4th Bukit Kiara Ultra Challenge 96.000 km2 🥈
2021
18.12 84km MAS4th Malaysia Mountain Trail Festival - 84KM Ultra Challenge 13:23:42 h10
2019
08.12 71.7km JPN6th Izu Trail Journey 8:01:45 h71
26.10 80km MAS1st EcoTrail Putrajaya - 80 km 9:21:33 h1 🏆
10.09 130km ITA3° Tot Dret 32:37:03 h33
27.07 100km MAS4th Cameron 100 km Ultra Trail 15:06:15 h4
24.02 12h MAS2nd Bukit Kiara Ultra Challenge 66.500 km2 🥈
26.01 24h MAS24h Malaysia Championship 2019 107.522 km20
2018
17.11 50km MAS2nd Melaka Ultra 50 km 4:40:56 h1 🏆
28.07 100km MAS3rd Cameron 100 km Ultra Trail 14:13:52 h3 🥉
15.07 50km MAS1st Fraser's Hill Tristate Ultra Trail 10:51:44 h2 🥈
29.04 50km MAS4th Route 68 Challenge - 50 km 3:53:03 h2 🥈
16.03 250km MAS5th TITI 250km Road Ultra Marathon 31:37:30 h1 🏆
2017
08.12 100mi THA2nd Panoramic Ultra Trail - 100 Miles 23:22:47 h1 🏆
26.11 50km MAS1st Melaka Ultra 50 km 4:23:18 h1 🏆
30.09 100km MAS4. Penang 100 km Challenge 10:36:05 h1 🏆
19.08 100km MAS2nd Fraser Ultra 103 km 10:02:55 h1 🏆
22.07 100km MAS2nd Cameron 100 km Ultra Trail 13:45:08 h1 🏆
10.07 230km/5stages ESP9th Al Andalus Ultimate Trail 24:22:07 h1 🏆
24.06 70km VIE1st Tam Dao Mountain Trail 9:01:02 h1 🏆
13.05 100km MAS3rd Ultimate Trails Of Penang Eco 100 km 15:47:22 h1 🏆
18.03 100km MAS4th TITI 100km Road Ultra Marathon 11:17:03 h2 🥈
17.02 100km THA3rd Ultra Trail Unseen Koh Chang (UTKC) - The Jungle 100 km 15:08:34 h1 🏆
2016
01.10 100km MAS3. Gunung 5 Nuang (G5N) 25:06:20 h1 🏆
24.08 119km ITA7ème Sur les Traces des Ducs de Savoie 21:53:22 h100
28.02 12h MAS4th Gunung Nuang Endurance 12 hour Run 50.000 km170
2015
25.07 105km PHI2nd TransCebu Ultramarathon - 105 km 12:48:07 h3 🥉
2014
16.08 100km MASThe Most Beautiful Thing (TMBT) 100 km Ultra Trail Marathon 17:28:32 h3 🥉