Kien-Seng Teh
Born : 1974 Cat. M50 Ultrarunner since 2018 MAS
26
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
36
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 ?HKGHong KongMASMalaysiaTHAThailandVIEVietnam
50,1%
Rank quotient ?This runner's calculation uses 26 eligible race(s): Σ(rank − 1) = 3 919; Σ finishers = 7 829. 3 919 / 7 829 × 100 = 50.06%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed26
Km — ultra races1 787 km
> 100 km3
> 160 km1
Longest race160,9 km

Km per year (ultra races)

359
4 races
2022
216
3 races
2023
345
7 races
2024
368
4 races
2025
100
2 races
2026

Race types (share of distance)

Road17,4%
Trail82,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

HISTORY

26 race(s)
DateRacePerf.Rk
2026
06.06 50km MAS1st The Magnificent Batangsi Ultra 10:23:06 h46
11.04 50km MAS10th Borneo Ultra Trail Marathon BUTM - 50 km 12:17:27 h81
2025
06.12 48km THA2nd Chiangmai Thailand by UTMB - HMONG 50-DAY 11:58:09 h1450
15.08 103km MAS3rd Magnificent Baling 100 19:46:13 h102
27.04 100mi MAS10th TITI 100mile Road Ultra Marathon 27:43:42 h3 🥉
17.01 56km HKG15th Hong Kong 100 Ultra Trail Race - Half 11:33:32 h507
2024
30.11 47km VIE12. Vietnam Mountain Marathon 50km 11:35:27 h124
16.11 48km MAS1st Malaysia Ultra-Trail by UTMB - MY50 14:44:09 h272
24.08 50km MAS3rd Pahang Eco 50km 15:37:29 h73
29.06 50km MAS2nd TNBYY Ultra - Trio 19:45:15 h49
24.06 50km MAS2nd Trail des Gombak 10:21:30 h34
26.05 50km MAS5th King Of Sungai Lembing 8:56:14 h23
28.04 50km MAS9th TITI 50km Road Ultra Marathon 7:44:13 h73
2023
04.11 50km MAS6th Malaysia Mountain Trail Festival - 50KM Ultra Challenge 15:42:03 h458
21.10 66km THA1st Ultra-Trail Chiangrai 66km 14:43:44 h12
06.05 100km MAS5th Langkawi 100 km Ultra Marathon 15:36:25 h36
2022
17.09 109km MAS10th The Most Beautiful Thing (TMBT) 100 km Ultra Trail Marathon 27:58:33 h66
16.07 100km MAS6th Cameron 100 km Ultra Trail 23:01:38 h77
25.06 100km MAS1st Merapoh Rainforest Trail - 100 km 19:39:46 h34
12.06 50km MAS2nd Hulu Selangor Ultra Trail 8:39:21 h28
2019
14.12 84km MAS2nd Malaysia Mountain Trail Festival - 84KM Ultra Challenge 20:20:37 h93
30.11 55km MAS1st The Signature Cross Country Ultra 55 km 7:55:31 h23
26.10 80km MAS1st EcoTrail Putrajaya - 80 km 13:35:44 h14
24.08 70km MAS5th The Magnificent Merapoh Trail (TMMT) 70 km 13:42:42 h40
27.07 55km MAS4th Cameron 55 km Ultra Trail 11:42:00 h133
2018
01.12 55km MAS2nd Cross Country Ultra Series 55 km 9:45:45 h94