Chien-Chao (陳建昭) Chen

Born : 1973 Cat. M50 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 ?

Hong Kong

Japan

Taiwan

50,4%

Rank quotient ?This runner's calculation uses 59 eligible race(s): Σ(rank − 1) = 5 896; Σ finishers = 11 705. 5 896 / 11 705 × 100 = 50.37%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed59

Km — ultra races4 596 km

> 100 km14

Longest race139,0 km

10th TransLantau 140 by UTMB — 10/11/2023

Km per year (ultra races)

251

2022

591

2023

264

2024

100

2025

2026

Race types (share of distance)

Road74,4%

Trail25,6%

Records

50 km6h03'56 100 km11h44'29 50 mi11h11'43

HISTORY

59 race(s)

Date		Race	Perf.	Rk
2025
23.02	100km	8th Fencihu 100 km Ultra Run	12:57:03 h	70
2024
07.12	112km	7th 800 Heroes - Jinshui Camp Trail 112km	18:56:13 h	15
06.10	52.3km	7th 800 Heroes - Overlord of Windy City 52km	6:54:57 h	13
21.04	100km	5th Yamadera Zao 100 km Ultra Marathon	12:03:58 h	42
2023
10.11	139km	10th TransLantau 140 by UTMB	32:09:08 h	101
22.10	46km	1st Tamsui-Kavalan Trails	9:08:50 h	23
15.10	101.7km	6th 800 Heroes - Overlord of Shuishalian 101km	13:55:00 h	14
17.09	100km	21th Tango 100 km Ultramarathon	12:51:30 h	309
09.04	104km	6th 800 Heroes - Overlord of Hulien 100km	13:51:51 h	38
08.01	100km	9th Zhenxibao (Cinsbu) 100 km Ultramarathon	12:16:02 h	77
2022
17.12	106km	5th 800 Heroes - Jinshui Camp Trail 106km	16:03:03 h	10
23.10	45km	7th TUR Charity UltraMarathon	4:52:06 h	20
13.02	100km	5th 800 Heroes - Overlord of Aowanda 100km	14:14:14 h	6
2021
05.12	49km	4th 800 Heroes - Overlord of Shuishalian 49 km	6:36:14 h	17
01.05	50km	2nd Mei Shan 36 Curves	6:03:56 h	16
18.04	100km	4th 800 Heroes - Overlord of Maoli 100km	13:34:14 h	32
09.01	95km	5th Dragon, Tiger, Phoenix Trail 95 km	30:18:18 h	31
2020
19.12	106km	3rd 800 Heroes - Territory Southward 106km	13:18:32 h	26
14.11	100km	3rd 800 Heroes - Leisurely Running in Yuli 100km	11:44:29 h	21
25.10	56km	3rd Dongfong Ultra Marathon - 56 km	6:09:11 h	10
17.10	102km	3rd 800 Heroes - Overlord of KinMen 102km	13:25:55 h	37
09.08	45.3km	5th Run to Malabon UltraMarathon	7:14:25 h	24
26.07	45km	5th TUR Charity UltraMarathon	5:57:00 h	70
05.07	101km	3rd 800 Heroes - Overlord of Shuishalian 101 km	15:58:33 h	69
25.04	100km	3rd 800 Heroes - Overlord of Maoli 100km	14:46:24 h	36
04.01	90.2km	4th Dragon, Tiger, Phoenix Trail 90 km	29:45:06 h	25
2019
14.12	106km	2nd 800 Heroes - Territory Southward 106km	15:02:14 h	46
30.11	104km	4th Formosa Trail 100km	25:02:22 h	106
02.11	75km	3rd Trail Running of Meishan - 75 km	24:53:29 h	29
28.09	113km	2nd 800 Heroes - Overlord of Surround PengHu 113km	15:24:20 h	43
09.06	100km	8th Hida Takayama 100 km Ultramarathon	12:51:37 h	1110
11.05	103km	2nd 800 Heroes - Leisurely Running in Alishan 103km	15:48:54 h	34
31.03	102km	1st Kinyawpan Ultra Marathon - 102km	12:55:10 h	26
05.01	45km	4th TUR Charity UltraMarathon	6:16:48 h	63
2018
29.12	45km	4th Jiji Mountains Ultra Run	5:32:29 h	28
01.12	65km	3rd Formosa Trail 65km	13:12:25 h	32
10.11	52km	2nd Trail Running of Meishan - 52 km	13:20:33 h	14
27.10	102km	2nd Tour de KinMen Ultra Marathon	14:50:01 h	27
22.07	100km	8th North Okhotsk 100 km Marathon	12:36:55 h	149
15.04	46km	2nd CCT Jiaoxi Ridge Trail	10:44:04 h	41
10.03	100km	1st Taiwania 100 Ultra Trail	13:37:09 h	74
21.01	100km	6th Zhenxibao (Cinsbu) 100 km Ultramarathon	13:13:51 h	224
06.01	45km	3rd TUR Charity UltraMarathon	5:57:06 h	34
2017
11.11	50km	4th MSIG Taiwan Action Asia 50	10:23:33 h	74
09.10	100km	3rd Buddha's Palm 100km Ultramarathon	15:50:30 h	76
03.09	48.5km	Rui Tai Camp Trail	9:05:07 h	36
23.07	45km	2nd Lovers' Gorge Ultra Run	5:58:46 h	148
16.07	47km	2nd Forest of Forget The Sorrow UltraMarathon	8:28:26 h	92
16.04	45km	2nd Mountain Majestic Lake Beautiful Ultra Run	9:56:56 h	22
11.03	100km	7th Southern Cross-Island Highway 100 km Ultra Marathon	13:18:53 h	158
08.01	80km	5th Zhenxibao (Cinsbu) 80 km Ultramarathon	11:11:43 h	58
2016
11.09	47.6km	1st Forest of Forget The Sorrow UltraMarathon	8:23:03 h	66
30.07	45km	1st Lovers' Gorge Ultra Run	6:19:17 h	140
24.01	50km	4th Zhenxibao (Cinsbu) 50 km Ultramarathon	9:12:15 h	916
2015
01.08	45km	1st Dasyueshan Ultramarathon	6:20:10 h	44
21.06	45.2km	1st Fenghuangku Ultramarathon	7:44:50 h	55
18.04	45km	1st Huludun Ultramarathon	6:04:00 h	23
25.01	100km	3rd Zhenxibao (Cinsbu) 100 km Ultramarathon	13:40:43 h	347
2014
23.02	54km	2nd Zhenxibao (Cinsbu) 54 km Ultramarathon	8:05:19 h	468

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/11/2023	10th TransLantau 140 by UTMB	139,00	×2
✓ 2	28/9/2019	2nd 800 Heroes - Overlord of Surround PengHu 113km	113,00	×2
✓ 3	7/12/2024	7th 800 Heroes - Jinshui Camp Trail 112km	112,00	×2
✓ 4	17/12/2022	5th 800 Heroes - Jinshui Camp Trail 106km	106,00	×2
✓ 5	19/12/2020	3rd 800 Heroes - Territory Southward 106km	106,00	×2
✓ 6	14/12/2019	2nd 800 Heroes - Territory Southward 106km	106,00	×2
✓ 7	9/4/2023	6th 800 Heroes - Overlord of Hulien 100km	104,00	×2
✓ 8	30/11/2019	4th Formosa Trail 100km	104,00	×2
✓ 9	11/5/2019	2nd 800 Heroes - Leisurely Running in Alishan 103km	103,00	×2
✓ 10	17/10/2020	3rd 800 Heroes - Overlord of KinMen 102km	102,00	×2
✓ 11	31/3/2019	1st Kinyawpan Ultra Marathon - 102km	102,00	×2
✓ 12	27/10/2018	2nd Tour de KinMen Ultra Marathon	102,00	×2
✓ 13	15/10/2023	6th 800 Heroes - Overlord of Shuishalian 101km	101,70	×2
✓ 14	5/7/2020	3rd 800 Heroes - Overlord of Shuishalian 101 km	101,00	×2
✓ 15	23/2/2025	8th Fencihu 100 km Ultra Run	100,00	×2
✓ 16	21/4/2024	5th Yamadera Zao 100 km Ultra Marathon	100,00	×2
✓ 17	17/9/2023	21th Tango 100 km Ultramarathon	100,00	×2
✓ 18	8/1/2023	9th Zhenxibao (Cinsbu) 100 km Ultramarathon	100,00	×2
✓ 19	13/2/2022	5th 800 Heroes - Overlord of Aowanda 100km	100,00	×2
✓ 20	18/4/2021	4th 800 Heroes - Overlord of Maoli 100km	100,00	×2
✓ 21	14/11/2020	3rd 800 Heroes - Leisurely Running in Yuli 100km	100,00	×2
✓ 22	25/4/2020	3rd 800 Heroes - Overlord of Maoli 100km	100,00	×2
✓ 23	9/6/2019	8th Hida Takayama 100 km Ultramarathon	100,00	×2
✓ 24	22/7/2018	8th North Okhotsk 100 km Marathon	100,00	×2
✓ 25	10/3/2018	1st Taiwania 100 Ultra Trail	100,00	×2
✓ 26	21/1/2018	6th Zhenxibao (Cinsbu) 100 km Ultramarathon	100,00	×2
✓ 27	9/10/2017	3rd Buddha's Palm 100km Ultramarathon	100,00	×2
✓ 28	11/3/2017	7th Southern Cross-Island Highway 100 km Ultra Marathon	100,00	×2
✓ 29	25/1/2015	3rd Zhenxibao (Cinsbu) 100 km Ultramarathon	100,00	×2
✓ 30	9/1/2021	5th Dragon, Tiger, Phoenix Trail 95 km	95,00	×1
✓ 31	4/1/2020	4th Dragon, Tiger, Phoenix Trail 90 km	90,20	×1
✓ 32	8/1/2017	5th Zhenxibao (Cinsbu) 80 km Ultramarathon	80,00	×1
✓ 33	2/11/2019	3rd Trail Running of Meishan - 75 km	75,00	×1
✓ 34	1/12/2018	3rd Formosa Trail 65km	65,00	×1
✓ 35	25/10/2020	3rd Dongfong Ultra Marathon - 56 km	56,00	×1
✓ 36	23/2/2014	2nd Zhenxibao (Cinsbu) 54 km Ultramarathon	54,00	×1
✓ 37	6/10/2024	7th 800 Heroes - Overlord of Windy City 52km	52,30	×1
✓ 38	10/11/2018	2nd Trail Running of Meishan - 52 km	52,00	×1
✓ 39	1/5/2021	2nd Mei Shan 36 Curves	50,00	×1
✓ 40	11/11/2017	4th MSIG Taiwan Action Asia 50	50,00	×1
✓ 41	24/1/2016	4th Zhenxibao (Cinsbu) 50 km Ultramarathon	50,00	×1
✓ 42	5/12/2021	4th 800 Heroes - Overlord of Shuishalian 49 km	49,00	—
✓ 43	3/9/2017	Rui Tai Camp Trail	48,50	—
✓ 44	11/9/2016	1st Forest of Forget The Sorrow UltraMarathon	47,60	—
✓ 45	16/7/2017	2nd Forest of Forget The Sorrow UltraMarathon	47,00	—
✓ 46	22/10/2023	1st Tamsui-Kavalan Trails	46,00	—
47	15/4/2018	2nd CCT Jiaoxi Ridge Trail	46,00	—
48	9/8/2020	5th Run to Malabon UltraMarathon	45,30	—
49	21/6/2015	1st Fenghuangku Ultramarathon	45,20	—
50	23/10/2022	7th TUR Charity UltraMarathon	45,00	—
51	26/7/2020	5th TUR Charity UltraMarathon	45,00	—
52	5/1/2019	4th TUR Charity UltraMarathon	45,00	—
53	29/12/2018	4th Jiji Mountains Ultra Run	45,00	—
54	6/1/2018	3rd TUR Charity UltraMarathon	45,00	—
55	23/7/2017	2nd Lovers' Gorge Ultra Run	45,00	—
56	16/4/2017	2nd Mountain Majestic Lake Beautiful Ultra Run	45,00	—
57	30/7/2016	1st Lovers' Gorge Ultra Run	45,00	—
58	1/8/2015	1st Dasyueshan Ultramarathon	45,00	—
59	18/4/2015	1st Huludun Ultramarathon	45,00	—