Shun-Nai (赵顺耐) Zhao
Born : 1978 Cat. M45 Ultrarunner since 2014 CHN
35
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
3
Countries visited ?AUSAustraliaCHNChinaJPNJapan
44,2%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 4 386; Σ finishers = 9 927. 4 386 / 9 927 × 100 = 44.18%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed42
Km — ultra races3 275 km
> 100 km9
> 160 km4
Longest race168,0 km

Km per year (ultra races)

472
5 races
2022
482
5 races
2023
689
7 races
2024
331
3 races
2025
2026

Race types (share of distance)

Road1,8%
Trail81,2%
Stage17,0%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 32
🏅 Top 3 M2
Longest winning streak0
Current streak0

HISTORY

35 race(s)
DateRacePerf.Rk
2025
09.08 70km AUS9th Berry Long Run 7:04:16 h3 🥉
16.05 100mi AUS1st Ultra-Trail Australia by UTMB - UTA Miler 32:22:46 h121
14.02 100km AUSOscars 100 Hut2Hut 16:00:12 h19
2024
19.10 46km AUSRoller Coaster Run 5:22:17 h23
22.09 98.3km AUSSurf Coast Century 100 km 11:14:58 h42
10.08 70km AUS8th Berry Long Run 7:01:59 h3 🥉
26.04 167km JPN9th Ultra-Trail Mt. Fuji 39:45:34 h730
23.03 100km AUSBuffalo Stampede Bright Ultra 100km 20:00:21 h115
22.03 152km/3stages AUSBuffalo Stampede Bright Ultra - Grand Slam 30:23:48 h10
14.01 56km AUS20th Two Bays 56 km Trail Run 6:48:13 h164
2023
12.08 70km AUS7th Berry Long Run 8:46:25 h23
21.05 60km AUSThe Great Ocean Road Int. Marathon 6:24:46 h145
01.04 100km AUSBuffalo Stampede Bright Ultra 100km 20:20:38 h92
31.03 152km/3stages AUSBuffalo Stampede Bright Ultra - Grand Slam 29:49:14 h11
17.02 100km AUSOscars 100 Hut2Hut 30:26:35 h28
2022
06.11 50km AUS13th Marysville 50km Ultramarathon 6:35:39 h23
13.08 70km AUS6th Berry Long Run 9:23:30 h22
02.04 100km AUSBuffalo Stampede Bright Ultra 100km 18:13:55 h55
01.04 152km/3stages AUSBuffalo Stampede Bright Ultra - Grand Slam 27:23:57 h12
18.02 100km AUSOscars 100 Hut2Hut 29:27:14 h39
2021
17.04 100mi AUSAlpine Challenge 100 miles 37:35:40 h26
19.02 100km/2stages AUSOscars 100 Hut2Hut 17:35:27 h27
17.01 56km AUS17th Two Bays 56 km Trail Run 6:02:29 h100
2018
01.12 60km CHN2nd TNF 100 Ultra Trail Challenge Moganshan 12:56:04 h137
13.07 168km CHN2nd Columbia 168 Ultra Trail Chongli Challenge Race 45:37:34 h107
22.04 50km CHN10th The North Face 50 China Plus 8:10:59 h322
2017
21.05 102km CHN2nd Mentougou Trail Conference 102 km 14:24:46 h58
16.04 100km CHN9th The North Face 100 China 21:36:39 h270
2016
19.11 50km CHN1st Fragrant Mountain Trail 9:57:13 h72
25.09 102km CHN1st Mentougou Trail Conference 102 km 14:23:31 h69
28.05 50km CHN1st Beijing 100 Baoshan Trail - 50km 9:46:26 h93
07.05 100km CHN8th The North Face 100 China 21:56:07 h266
2015
12.09 52.2km CHN2nd Great Walker Beijing - 50 km 11:40:19 h161
09.05 100km CHN7th The North Face 100 China 25:11:48 h345
2014
13.09 50km CHN1st Great Walker Beijing - 50 km 16:41:39 h688