Yu-Qiu (白玉秋) Bai
ID 501579
Born : 1971 Cat. W55 Ultrarunner since 2013 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
2
Countries visited ?CHNChinaHKGHong Kong
33,5%
Rank quotient ?This runner's calculation uses 35 eligible race(s): Σ(rank − 1) = 2 860; Σ finishers = 8 530. 2 860 / 8 530 × 100 = 33.53%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed35
Km — ultra races3 011 km
> 100 km8
> 160 km5
Longest race167,4 km
1st Mt. Gaoligong Ultra 100 Miles — 18/11/2016

Km per year (ultra races)

50
1 race
2022
277
4 races
2023
542
5 races
2024
480
7 races
2025
60
1 race
2026

Race types (share of distance)

Road9,8%
Trail90,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F6
Longest winning streak0
Current streak0

Records

50 km7h06'43100 km11h25'36100 mi35h52'27

HISTORY

35 race(s)
DateRacePerf.Rk
2026
01.01 60km CHN1st Xishuangbanna 60km 8:56:11 h92
2025
27.12 60km CHN2nd TORX CHN100 Shenzhen - 60km 12:43:33 h247
20.09 95km CHN4th Nine Plateau Lakes and Landscapes - Fuxian Lake 13:24:04 h111
13.09 50km CHN4th Yunnan Fengqing Ultra Trail 50km 7:14:53 h122
22.06 50km CHN1st Huayao Dai Charm - Ailao Mountain Sky Road Trail 11:00:40 h133
02.06 75km CHN1st Trail Shambhala 12:35:04 h45
08.03 50km CHN4th Yunnan Mengyou Canola Flower Festival 8:58:09 h66
18.01 100km HKG15th Hong Kong 100 Ultra Trail Race 18:53:57 h484
2024
28.12 100km CHN1st TORX CHN100 Shenzhen - 100km 17:59:47 h97
25.10 100mi CHN6th Mt. Gaoligong Ultra 100 Miles 38:34:16 h34
02.10 70km CHN3rd Yunnan Fengqing Ultra Trail 70km 11:10:02 h56
08.06 50km CHN5th Lijiang Skyview Adventure - YuLong Trail Challenge 9:30:34 h13
15.03 100mi CHN1st Chengdu Trail 38:21:43 h8
2023
09.12 60km CHN7th Engine Bird Chuxiong - Mt. Zixi Trail 10:44:14 h33
01.10 100km CHN5th Gejiu Gejia Forest Park Trail Running 27:35:48 h42
17.09 67.3km CHN3rd Ultra Trail Shennongjia 65 km Salt Road Challenge 13:08:08 h190
30.04 50km CHN1st Dongchuan Red Land Fifth Health Running Competition 7:06:43 h14
2022
03.10 50km CHN1st Yunnan Fengqing Ultra Trail 10:22:13 h72
2020
28.11 50km CHN1st Wumeng Grass Plain - 50km 10:33:36 h27
17.10 50km CHN2nd Shangri-La Hutiao Haba Trail - 50km 10:50:54 h18
2019
29.12 50km CHN1st Ultra Trail North Mountain 7:46:45 h47
12.04 100mi CHN5th Jiangnan 100 Ultra Trail - 100mi 35:52:27 h51
2018
10.11 55km CHN3rd Gejiu Gejia Forest Park Trail Running 10:00:04 h74
09.03 100mi CHN2nd Mt. Gaoligong Ultra 100 Miles 37:05:32 h67
2017
30.09 100km CHNFuxian Lake Highland Ultramarathon 100K 11:25:36 h35
2016
10.12 50km CHN1st Engine Bird Chuxiong - Mt. Zixi Trail 7:48:52 h46
18.11 104mi CHN1st Mt. Gaoligong Ultra 100 Miles 34:53:34 h25
16.10 100km CHN4th Dali 100 Ultra Endurance Race 20:43:12 h35
26.06 51.1km CHN1st Dali Seven Peaks Trail 11:38:51 h15
14.05 100km CHN1st Dianchi 100K Ultra Marathon 14:16:00 h23
16.04 100km CHN1st Huangshan 100K 14:03:33 h85
23.01 100km HKG6th Hong Kong 100 Ultra Trail Race 18:12:44 h392
2015
31.10 102km CHN3rd Dali 100 Ultra Endurance Race 20:04:29 h61
2014
24.05 102km CHN2nd Dali 100 Ultra Endurance Race 17:33:50 h17
2013
02.11 102km CHN1st Dali 100 Ultra Endurance Race 18:56:16 h18