Yuan (纪元) Ji
ID 564779
Born : 1971 Cat. M55 Ultrarunner since 2014 CHN
39
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 ?CHNChinaFRAFranceHKGHong Kong
51,8%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 5 204; Σ finishers = 10 045. 5 204 / 10 045 × 100 = 51.81%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed39
Km — ultra races3 548 km
> 100 km9
> 160 km4
Longest race171,0 km
16ème Ultra Trail Tour du Mont Blanc (UTMB) — 31/8/2018

Km per year (ultra races)

2022
2023
80
1 race
2024
2025
2026

Race types (share of distance)

Road2,8%
Trail97,2%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 31
🏅 Top 3 M1
Longest winning streak1
Current streak0

Records

50 km8h46'30100 km20h24'0650 mi17h53'33100 mi35h26'47

HISTORY

39 race(s)
DateRacePerf.Rk
2024
15.06 80km CHN1st The North Face 100 Ultra Trail Challenge 80km - Shenyang 17:53:33 h141
2021
10.04 60km CHN1st Beauty Mountain Ultra Trail 13:33:16 h166
09.01 100km CHN5th GZ100 Guangzhou - 100 km Run 21:08:25 h174
2020
13.11 100mi CHN6th Jiangnan 100 Ultra Trail - 100mi 35:26:47 h91
17.10 168km CHN5th Shanhaiguan 168K 44:57:29 h17
19.09 120km CHN4th Youzhou Ultra Trail 120 28:08:47 h76
2019
14.12 50km CHN1st Gupo Mountain Ultra Trail - 50 km 9:28:11 h79
19.10 100km CHN4th Shanhaiguan 100K 27:24:48 h17
24.08 50km CHN2nd Xisaiguo Trail - 50 km 13:34:39 h118
15.06 100km CHN1st Lianyungang Shanhai 100 Cross-Country 21:31:42 h19
02.03 96.7km CHN3rd Nanjing Laoshan National Forest Park 100 Cross 18:46:30 h49
2018
24.11 50km CHN5th Great Walker Guangzhou - 50 km 8:46:30 h1 🏆
02.11 116km CHN2nd Yuhuang Ultra Endurance Race - 100 km 35:33:22 h77
13.10 100km CHN3rd Shanhaiguan 100K 23:54:51 h18
31.08 171km FRA16ème Ultra Trail Tour du Mont Blanc 45:46:19 h1651
13.07 168km CHN2nd Columbia 168 Ultra Trail Chongli Challenge Race 45:22:38 h104
02.06 102km CHN3rd Mount Zu Trail Qinhuangdao 100km 28:25:15 h9
09.03 77mi CHN2nd Mt. Gaoligong - Road of Chinese Expeditionary Force 28:43:29 h78
06.01 100km CHN1st Maoming Dianbai 100km Trail Race 22:52:57 h61
2017
18.11 72km CHN1st Chasing The Skyline Race-Conghua 16:37:03 h8
23.09 100km CHN2nd Shanhaiguan 100K 25:26:40 h14
26.08 100km CHN1st Garmin·Xtrail Qilian 100K 20:50:56 h87
22.04 100km CHN3rd Ultimate Tsaigu Trail Kuocang - 100 km 25:10:38 h151
2016
31.12 115km HKG2nd Ultra-Trail Tai Mo Shan (TTF) 115 km 20:45:41 h23
16.10 100km CHN4th Dali 100 Ultra Endurance Race 23:42:42 h60
05.10 100km CHN1st Shanhaiguan 100K 24:38:51 h14
21.08 48km CHN1st Baturu Trail Songhua Lake 50K 11:41:07 h32
05.06 50km CHN1st Mount Zu Trail Qinhuangdao 50km 11:47:20 h20
07.05 100km CHN8th The North Face 100 China 20:24:06 h194
23.04 100km CHN4th DL100 Ultra Endurance Race 21:07:10 h72
03.04 51km CHNNirvana 50 Run 14:02:34 h65
19.03 100km CHN3rd Hangzhou 100 Ultra Trail Race 28:38:59 h81
06.03 50km CHN1st Conghua CH50 9:00:00 h58
2015
12.12 50km HKG3rd The North Face 50 Hong Kong 10:38:38 h205
28.11 45km CHN1st Maxi-Race Yangshuo China 45 km 5:12:29 h93
04.09 50km CHN3rd Wuyuezhai International Trail Challenge 9:36:23 h208
15.08 100km CHN1st Chongli 100 Ultra Sky Trail Challenge 27:51:41 h173
09.05 50km CHN7th The North Face 50 China 11:24:12 h439
2014
24.05 50km CHN6th The North Face 50 China 16:13:21 h300