Jui-Zhang (楊瑞章) Yang

Born : 1958 Cat. M65 Ultrarunner since 2014

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Taiwan

39,7%

Rank quotient ?This runner's calculation uses 72 eligible race(s): Σ(rank − 1) = 5 351; Σ finishers = 13 474. 5 351 / 13 474 × 100 = 39.71%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed72

Km — ultra races5 105 km

> 100 km7

> 160 km1

> 24h2

> 48h1

Longest race169,7 km

8th Taipei 48hr Ultra Marathon — 15/2/2019

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road97,1%

Trail2,9%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

50 km5h16'51 100 km11h23'23 6 h53,96 km 12 h91,29 km 24 h150,30 km 48 h169,73 km

HISTORY

72 race(s) · 13 split(s) nested

Date		Race	Perf.	Rk
2020
05.01	100km	2nd National University of Kaohsiung 100km	12:33:26 h	54
2019
08.12	100km	3rd Shancheng 100 km Ultramarathon	12:39:31 h	154
22.11	100km	8th Yilan Dongshan River 100km Ultra-Marathon Night Run	12:17:11 h	17
03.11	45km	4th Datun Mountain Ultra Marathon	5:40:29 h	55
15.09	100km	1st Tour de Baguoshan - Midnight start	15:26:00 h	28
28.07	53km	1st Deep Feelings Ultra Run	6:38:54 h	22
14.07	45.8km	4th Lovers' Gorge Ultra Run	6:07:44 h	157
23.06	45km	2nd Pinli Ultra Run	6:00:39 h	65
09.06	100km	2nd Shudder Sheipa Ultramarathon - 100km	14:00:18 h	28
26.05	49.2km	1st Wenshui old street Ultra Run	6:17:40 h	25
27.04	12h	6th Yizai Jincheng 12h Ultramarathon	91.292 km	15
31.03	102km	1st Kinyawpan Ultra Marathon - 102km	13:59:02 h	58
17.03	100km	2nd Fencihu 100 km Ultra Run	13:55:47 h	73
15.02	48h	8th Taipei 48hr Ultra Marathon	169.728 km	38
15.02	50km	8th Taipei 48hr Ultra Marathon - 50km Split	5:26:25 h	22
15.02	6h	8th Taipei 48hr Ultra Marathon - 6h Split	55.029 km	23
15.02	50mi	8th Taipei 48hr Ultra Marathon - 50mi Split	9:02:18 h	16
15.02	100km	8th Taipei 48hr Ultra Marathon - 100km Split	11:36:37 h	15
15.02	12h	8th Taipei 48hr Ultra Marathon - 12h Split	102.102 km	16
15.02	24h	8th Taipei 48hr Ultra Marathon - 24h Split	156.468 km	26
15.02	100mi	8th Taipei 48hr Ultra Marathon - 100mi Split	25:02:56 h	27
06.01	100km	1st National University of Kaohsiung 100km	11:23:23 h	25
2018
29.12	45km	4th Jiji Mountains Ultra Run	5:50:30 h	41
09.12	100km	2nd Shancheng 100 km Ultramarathon	13:26:20 h	107
27.10	102km	2nd Tour de KinMen Ultra Marathon	15:07:12 h	38
13.10	50.9km	1st Success is in Sight Ultra Run	5:52:06 h	8
06.10	104km	1st 800 Heroes - Leisurely Running in Yuli	14:00:26 h	29
01.09	104km	1st Tanya Shen Ultra Marathon - 104km	14:19:50 h	24
05.08	47.5km	6th Ancient Temples Tours Ultra Run	6:27:03 h	13
29.07	46.6km	3rd Forest of Forget The Sorrow UltraMarathon	7:30:56 h	51
22.07	46km	3rd Lovers' Gorge Ultra Run	6:29:16 h	108
12.05	105km	1st 800 Heroes - Chungliao Mountain 105km	14:47:59 h	31
06.05	50km	1st Paofeng 500 Ultramarathon	7:05:00 h	22
29.04	100km	1st Fencihu 100 km Ultra Run	14:22:35 h	91
07.04	45km	1st Pinli Ultra Run	6:19:31 h	17
17.03	100km	8th Southern Cross-Island Highway 100 km Ultra Marathon	12:22:39 h	115
10.02	6h	7th Taipei 6hr Ultra Marathon Saturday Midnight Run	53.957 km	11
10.02	50km	7th Taipei 6hr Ultra Marathon Saturday Midnight Run - 50km Split	5:31:00 h	11
2017
23.12	45km	3rd Jiji Mountains Ultra Run	6:20:25 h	42
24.11	100km	6th Yilan Dongshan River 100km Ultra-Marathon Night Run	12:54:26 h	20
22.10	60km	1st Spread in the wind ultramarathon	7:26:01 h	149
20.08	46.4km	2nd Run to Malabon UltraMarathon	8:39:24 h	54
05.08	50km	Fenjei Ancient Trail 50	8:42:23 h	60
23.07	45km	2nd Lovers' Gorge Ultra Run	6:00:42 h	151
17.06	45km	3rd Ancient Temples Tours Ultra Run	6:22:58 h	10
21.05	46km	2nd Yi Tong Go Trail Running UltraMarathon	9:48:52 h	47
08.04	12h	4th Yizai Jincheng 12h Ultramarathon	84.222 km	31
19.03	12h	6th National Taipei University 12H Ultra Marathon	87.659 km	124
19.02	12h	1st Xanadu 12 Hour Ultramarathon	85.140 km	41
11.02	24h	6th Taipei 24hr Ultra Marathon	150.300 km	28
11.02	50km	6th Taipei 24hr Ultra Marathon - 50km Split	5:54:09 h	46
11.02	6h	6th Taipei 24hr Ultra Marathon - 6h Split	50.768 km	44
11.02	50mi	6th Taipei 24hr Ultra Marathon - 50mi Split	11:06:30 h	41
11.02	12h	6th Taipei 24hr Ultra Marathon - 12h Split	86.172 km	39
11.02	100km	6th Taipei 24hr Ultra Marathon - 100km Split	14:21:31 h	34
2016
18.12	12h	2nd National University of Kaohsiung 12h	71.000 km	99
20.11	100km	2nd Chuoshui River 100 km Ultramarathon	13:32:51 h	61
05.11	100km	2nd Buddha's Palm 100km Ultramarathon	14:45:33 h	33
23.10	70km	1st Shudder Sheipa Ultramarathon - 70km	9:07:03 h	123
27.08	6h	1st Doubang 6h Ultramarathon	49.920 km	47
21.08	45km	2nd Ancient Temples Tours Ultra Run	6:02:25 h	6
14.08	48.5km	1st Chihko Shan Ultramarathon	7:27:41 h	27
13.08	56km	1st Walami Ultramarathon	9:02:02 h	33
23.07	46.5km	1st Tianxishui Ultra Run	5:36:25 h	58
03.07	46.6km	1st 175 Coffee Road Ultramarathon	7:36:07 h	24
26.06	45.5km	1st Szmashian Wood Road Ultramarathon	7:18:30 h	16
19.06	69km	2nd Kuanwu Ultramarathon	11:22:47 h	78
05.06	50km	1st Ultra-Trail Yilan	10:03:52 h	93
29.05	50km	1st soar 136 Ultramarathon	6:18:23 h	7
03.04	48km	2nd Jhushan Ultramarathon	6:10:39 h	158
20.03	12h	5th National Taipei University 12H Ultra Marathon	80.217 km	190
24.01	75km	4th Zhenxibao (Cinsbu) 75 km Ultramarathon	8:58:53 h	34
2015
28.11	50km	4th Yilan Dongshan River 50km Ultra-Marathon	5:16:51 h	70
18.11	6h	1st NCTU 6h Ultramarathon	50.600 km	3 🥉
01.11	100km	1st Chuoshui River 100 km Ultramarathon	12:29:47 h	54
17.10	100km	1st Buddha's Palm 100km Ultramarathon	14:35:20 h	47
09.10	48km	1st Jhushan Ultramarathon	5:52:58 h	276
22.08	45.5km	1st Forester Ultra Run	6:30:22 h	14
16.08	45km	1st Lioushihdan Mountain Ultramarathon	6:57:27 h	32
23.05	50km	1st DaKeng Ultra Run - 50 km	6:33:00 h	16
22.03	12h	4th National Taipei University 12H Ultra Marathon	56.449 km	546
25.01	100km	3rd Zhenxibao (Cinsbu) 100 km Ultramarathon	13:48:29 h	399
2014
28.12	66km	3rd Yangmingshan Ultra Marathon	8:16:25 h	134
18.10	51km	3rd Jhen-wu-shan UltraMaraton	5:38:04 h	102
06.04	45.6km	1st Mingde Reservoir Ultramarathon	5:23:07 h	366

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	15/2/2019	8th Taipei 48hr Ultra Marathon	169,73	×3
✓ 2	11/2/2017	6th Taipei 24hr Ultra Marathon	150,30	×3
✓ 3	12/5/2018	1st 800 Heroes - Chungliao Mountain 105km	105,00	×2
✓ 4	6/10/2018	1st 800 Heroes - Leisurely Running in Yuli	104,00	×2
✓ 5	1/9/2018	1st Tanya Shen Ultra Marathon - 104km	104,00	×2
✓ 6	31/3/2019	1st Kinyawpan Ultra Marathon - 102km	102,00	×2
✓ 7	27/10/2018	2nd Tour de KinMen Ultra Marathon	102,00	×2
✓ 8	5/1/2020	2nd National University of Kaohsiung 100km	100,00	×2
✓ 9	8/12/2019	3rd Shancheng 100 km Ultramarathon	100,00	×2
✓ 10	22/11/2019	8th Yilan Dongshan River 100km Ultra-Marathon Night Run	100,00	×2
✓ 11	15/9/2019	1st Tour de Baguoshan - Midnight start	100,00	×2
✓ 12	9/6/2019	2nd Shudder Sheipa Ultramarathon - 100km	100,00	×2
✓ 13	17/3/2019	2nd Fencihu 100 km Ultra Run	100,00	×2
✓ 14	6/1/2019	1st National University of Kaohsiung 100km	100,00	×2
✓ 15	9/12/2018	2nd Shancheng 100 km Ultramarathon	100,00	×2
✓ 16	29/4/2018	1st Fencihu 100 km Ultra Run	100,00	×2
✓ 17	17/3/2018	8th Southern Cross-Island Highway 100 km Ultra Marathon	100,00	×2
✓ 18	24/11/2017	6th Yilan Dongshan River 100km Ultra-Marathon Night Run	100,00	×2
✓ 19	20/11/2016	2nd Chuoshui River 100 km Ultramarathon	100,00	×2
✓ 20	5/11/2016	2nd Buddha's Palm 100km Ultramarathon	100,00	×2
✓ 21	1/11/2015	1st Chuoshui River 100 km Ultramarathon	100,00	×2
✓ 22	17/10/2015	1st Buddha's Palm 100km Ultramarathon	100,00	×2
✓ 23	25/1/2015	3rd Zhenxibao (Cinsbu) 100 km Ultramarathon	100,00	×2
✓ 24	27/4/2019	6th Yizai Jincheng 12h Ultramarathon	91,29	×1
✓ 25	19/3/2017	6th National Taipei University 12H Ultra Marathon	87,66	×1
✓ 26	19/2/2017	1st Xanadu 12 Hour Ultramarathon	85,14	×1
✓ 27	8/4/2017	4th Yizai Jincheng 12h Ultramarathon	84,22	×1
✓ 28	20/3/2016	5th National Taipei University 12H Ultra Marathon	80,22	×1
✓ 29	24/1/2016	4th Zhenxibao (Cinsbu) 75 km Ultramarathon	75,00	×1
✓ 30	18/12/2016	2nd National University of Kaohsiung 12h	71,00	×1
✓ 31	23/10/2016	1st Shudder Sheipa Ultramarathon - 70km	70,00	×1
✓ 32	19/6/2016	2nd Kuanwu Ultramarathon	69,00	×1
✓ 33	28/12/2014	3rd Yangmingshan Ultra Marathon	66,00	×1
✓ 34	22/10/2017	1st Spread in the wind ultramarathon	60,00	×1
✓ 35	22/3/2015	4th National Taipei University 12H Ultra Marathon	56,45	×1
✓ 36	13/8/2016	1st Walami Ultramarathon	56,00	×1
✓ 37	10/2/2018	7th Taipei 6hr Ultra Marathon Saturday Midnight Run	53,96	×1
✓ 38	28/7/2019	1st Deep Feelings Ultra Run	53,00	×1
✓ 39	18/10/2014	3rd Jhen-wu-shan UltraMaraton	51,00	×1
✓ 40	13/10/2018	1st Success is in Sight Ultra Run	50,90	×1
✓ 41	18/11/2015	1st NCTU 6h Ultramarathon	50,60	×1
✓ 42	6/5/2018	1st Paofeng 500 Ultramarathon	50,00	×1
✓ 43	5/8/2017	Fenjei Ancient Trail 50	50,00	×1
✓ 44	5/6/2016	1st Ultra-Trail Yilan	50,00	×1
✓ 45	29/5/2016	1st soar 136 Ultramarathon	50,00	×1
✓ 46	28/11/2015	4th Yilan Dongshan River 50km Ultra-Marathon	50,00	×1
✓ 47	23/5/2015	1st DaKeng Ultra Run - 50 km	50,00	×1
✓ 48	27/8/2016	1st Doubang 6h Ultramarathon	49,92	—
✓ 49	26/5/2019	1st Wenshui old street Ultra Run	49,20	—
50	14/8/2016	1st Chihko Shan Ultramarathon	48,50	—
51	3/4/2016	2nd Jhushan Ultramarathon	48,00	—
52	9/10/2015	1st Jhushan Ultramarathon	48,00	—
53	5/8/2018	6th Ancient Temples Tours Ultra Run	47,50	—
54	29/7/2018	3rd Forest of Forget The Sorrow UltraMarathon	46,60	—
55	3/7/2016	1st 175 Coffee Road Ultramarathon	46,60	—
56	23/7/2016	1st Tianxishui Ultra Run	46,50	—
57	20/8/2017	2nd Run to Malabon UltraMarathon	46,40	—
58	22/7/2018	3rd Lovers' Gorge Ultra Run	46,00	—
59	21/5/2017	2nd Yi Tong Go Trail Running UltraMarathon	46,00	—
60	14/7/2019	4th Lovers' Gorge Ultra Run	45,80	—
61	6/4/2014	1st Mingde Reservoir Ultramarathon	45,60	—
62	26/6/2016	1st Szmashian Wood Road Ultramarathon	45,50	—
63	22/8/2015	1st Forester Ultra Run	45,50	—
64	3/11/2019	4th Datun Mountain Ultra Marathon	45,00	—
65	23/6/2019	2nd Pinli Ultra Run	45,00	—
66	29/12/2018	4th Jiji Mountains Ultra Run	45,00	—
67	7/4/2018	1st Pinli Ultra Run	45,00	—
68	23/12/2017	3rd Jiji Mountains Ultra Run	45,00	—
69	23/7/2017	2nd Lovers' Gorge Ultra Run	45,00	—
70	17/6/2017	3rd Ancient Temples Tours Ultra Run	45,00	—
71	21/8/2016	2nd Ancient Temples Tours Ultra Run	45,00	—
72	16/8/2015	1st Lioushihdan Mountain Ultramarathon	45,00	—