Chan-A (장찬아) Jang

Born : 1968 Cat. W55 Ultrarunner since 2007

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 ?

South Korea

89,0%

Rank quotient ?This runner's calculation uses 74 eligible race(s): Σ(rank − 1) = 11 369; Σ finishers = 12 772. 11 369 / 12 772 × 100 = 89.02%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed76

Km — ultra races7 535 km

> 100 km11

> 160 km2

> 200 km1

Longest race312,0 km

18th Trans Korea 312 km West to East — 21/9/2017

Km per year (ultra races)

402

2022

702

2023

702

2024

402

2025

200

2026

Race types (share of distance)

Road77,9%

Trail20,8%

Stage1,4%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F0

🏅 Top 30

🏅 Top 3 F4

Longest winning streak0

Current streak0

Records

50 km6h46'00 100 km14h09'00

HISTORY

74 race(s)

Date		Race	Perf.	Rk
2026
05.06	100km	21st Water Love Nagdong River Ultramarathon 100 km	16:41:52 h	57
07.03	100km	21st Busan Beach Ultramarathon 100km	16:35:00 h	139
2025
06.09	102km	19th Suncheon Bay 100 km Ultramarathon	17:54:00 h	243
06.06	100km	20th Water Love Nagdong River Ultramarathon 100 km	16:46:00 h	52
17.05	100km	3rd Seoul Hangang Ultra Marathon 100km	15:45:15 h	360
08.03	100km	20th Busan Beach Ultramarathon 100km	15:50:00 h	139
2024
28.09	100km	5th Cheonan Samgeori Ultramarathon - 100km	16:08:26 h	121
07.09	102km	18th Suncheon Bay 100 km Ultramarathon	17:21:00 h	149
15.06	100km	13th Ulsan Taewha River 100 km Ultramarathon	15:36:48 h	152
09.06	100km	21st Gwangju 100km Ultra Marathon	15:49:00 h	135
31.05	100km	19th Water Love Nagdong River Ultramarathon 100 km	16:47:00 h	21
11.05	100km	17th Daejeon Yusung Hot spring 100 km Ultramarathon	16:15:00 h	142
24.02	100km	19th Busan Beach Ultramarathon 100km	15:36:00 h	123
2023
18.11	100km	1st Seoul Hangang Ultra Marathon 100km	15:46:00 h	96
14.10	100km	4th Cheonan Samgeori Ultramarathon - 100km	16:08:00 h	108
02.09	102km	17th Suncheon Bay 100 km Ultramarathon	16:44:00 h	96
17.06	100km	12th Ulsan Taewha River 100 km Ultramarathon	14:59:04 h	101
10.06	100km	20th Gwangju 100km Ultra Marathon	15:55:00 h	117
13.05	100km	16th Daejeon Yusung Hot spring 100 km Ultramarathon	15:35:00 h	149
04.03	100km	18th Busan Beach Ultramarathon 100km	16:07:00 h	123
2022
01.10	100km	15th Daejeon Yusung Hot spring 100 km Ultramarathon	16:08:00 h	54
03.09	102km	16th Suncheon Bay 100 km Ultramarathon	16:42:00 h	60
16.07	50km	7th Happy Leg Ultramarathon	6:46:00 h	299
25.06	50km	9th Geoje Jimaek Trail Run - 50 km	12:11:34 h	125
28.05	100km	2nd Seoul - Pyongyang Ultra Marathon - 100 km	15:48:00 h	122
2020
23.05	100km	3rd Mungyeong 100 km Ultra Marathon	16:31:00 h	127
2018
07.09	103km/3stages	3rd DMZ Ultra Trail 100 km Stage Race	18:39:22 h	68
04.08	50km	6th Gangjin Ultra Marathon	7:16:32 h	9
2017
21.09	312km	18th Trans Korea 312 km West to East	2d 15:40:00 h	74
26.08	102km	11th Incheon Kanghwa Ultramarathon Festival - 100 km	15:24:00 h	205
05.08	100km	4th Geumcheongu Ultramarathon 100 km	16:48:00 h	121
13.05	100km	12th Daejeon Yusung Hot spring Ultramarathon	15:40:00 h	160
15.04	100km	7th Budda 108K Ultramarathon	16:07:40 h	142
2016
08.10	101km	10th Youngdong Dried Persimmon Ultramarathon	15:44:43 h	411
01.10	100km	10th Suncheon Bay 100 km Ultramarathon	16:05:53 h	97
03.09	100km	2nd Seomjingang 100 km	15:46:00 h	20
21.05	50km	2nd Jeonju 50km Ultra Marathon	7:06:00 h	47
14.05	100km	11th Daejeon Yusung Hot spring Ultramarathon	17:51:00 h	161
16.04	100km	6th Budda 108K Ultramarathon	16:59:59 h	125
2015
31.10	100km	9th Suncheon Bay 100 km Ultramarathon	15:59:30 h	131
08.08	100km	2nd Geumcheongu Ultramarathon	15:52:00 h	148
16.05	100km	11th Cheonjinam Ultra Marathon Festival - 100 km	15:47:00 h	97
11.04	100km	13th Cheongnamdae 100km Ultra Marathon	15:52:00 h	365
2014
15.11	100km	2nd Cheonju pilgrimage 100 km Ultramarathon	15:52:38 h	55
09.08	101km	1st Geumcheon Ultramarathon 101 km	16:58:00 h	160
21.06	100km	5th Ulsan Taewha River 100 km Ultramarathon	15:10:59 h	188
24.05	100km	7th Bukhangang 100 km Ultra Marathon Race	15:52:22 h	243
10.05	100km	7th Pilgrimage To the Holy Land 100km Ultramarathon	15:42:00 h	235
12.04	100km	12th Cheongnamdae 100km Ultra Marathon	15:42:00 h	378
2013
14.09	100km	Youngcheon Starfire Ultramarathon	16:10:58 h	231
25.05	100km	9th Daejeon Yusung Hot spring Ultramarathon	15:59:12 h	298
2012
16.06	100km	3rd Ulsan Taewha River 100 km Ultramarathon	15:38:33 h	176
01.06	200km	7th Water Love Nagdong River Ultramarathon	35:52:00 h	83
12.05	100km	6th Pohang Yeongilman Ultra Marathon 100 km	15:40:16 h	187
21.04	108km	Budda 108K Ultramarathon	18:18:01 h	151
18.02	100km	8th Busan Beach Ultramarathon 100km	15:57:00 h	73
2011
27.08	100km	5th Incheon Kanghwa Ultramarathon Festival	15:41:00 h	260
21.05	100km	8th Cheonjinam Ultra Marathon Festival - 100 km	14:28:00 h	178
2010
09.10	100km	4th Youngdong Dried Persimmon Ultramarathon	16:38:45 h	258
04.09	100km	4th Suncheon Bay 100 km Ultramarathon	15:42:17 h	126
21.08	100km	6th Busan Summer Beach 100 km Ultra Marathon	14:24:15 h	165
10.07	100km	5th Palgongsan 100 km Ultramarathon	16:29:22 h	11
12.06	100km	8th Gwangju 100km Ultra Marathon	15:54:52 h	268
29.05	100km	1st Ulsan Taewha River 100 km Ultramarathon	15:56:15 h	343
15.05	100km	6th Daejeon Yusung Hot spring Ultramarathon	15:06:54 h	194
10.04	100km	8th Cheongnamdae 100km Ultra Marathon	15:44:00 h	318
2009
10.10	100km	3rd Youngdong Dried Persimmon Ultramarathon	15:47:08 h	153
19.09	100km	3rd Suncheon Bay 100 km Ultramarathon	14:53:17 h	98
05.09	100km	4th Gangjin Ultra Marathon	14:09:00 h	78
25.07	100km	5th Jungnangcheon 100km Ultra Marathon	15:23:14 h	13
27.06	100km	6th Chungju Lake 100 km	15:15:20 h	95
13.06	100km	7th Gwangju 100km Ultra Marathon	16:37:00 h	152
2008
27.09	100km	2nd Suncheon Bay 100 km Ultramarathon	15:54:12 h	225
2007
15.09	100km	1st Suncheon Bay 100 km Ultramarathon	15:55:19 h	259

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	21/9/2017	18th Trans Korea 312 km West to East	312,00	×4
✓ 2	1/6/2012	7th Water Love Nagdong River Ultramarathon	200,00	×2
✓ 3	21/4/2012	Budda 108K Ultramarathon	108,00	×1
✓ 4	7/9/2018	3rd DMZ Ultra Trail 100 km Stage Race	103,00	×1
✓ 5	6/9/2025	19th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 6	7/9/2024	18th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 7	2/9/2023	17th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 8	3/9/2022	16th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 9	26/8/2017	11th Incheon Kanghwa Ultramarathon Festival - 100 km	102,00	×1
✓ 10	8/10/2016	10th Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 11	9/8/2014	1st Geumcheon Ultramarathon 101 km	101,00	×1
✓ 12	5/6/2026	21st Water Love Nagdong River Ultramarathon 100 km	100,00	×1
✓ 13	7/3/2026	21st Busan Beach Ultramarathon 100km	100,00	×1
✓ 14	6/6/2025	20th Water Love Nagdong River Ultramarathon 100 km	100,00	×1
✓ 15	17/5/2025	3rd Seoul Hangang Ultra Marathon 100km	100,00	×1
✓ 16	8/3/2025	20th Busan Beach Ultramarathon 100km	100,00	×1
✓ 17	28/9/2024	5th Cheonan Samgeori Ultramarathon - 100km	100,00	×1
✓ 18	15/6/2024	13th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 19	9/6/2024	21st Gwangju 100km Ultra Marathon	100,00	×1
✓ 20	31/5/2024	19th Water Love Nagdong River Ultramarathon 100 km	100,00	×1
✓ 21	11/5/2024	17th Daejeon Yusung Hot spring 100 km Ultramarathon	100,00	×1
✓ 22	24/2/2024	19th Busan Beach Ultramarathon 100km	100,00	×1
✓ 23	18/11/2023	1st Seoul Hangang Ultra Marathon 100km	100,00	×1
✓ 24	14/10/2023	4th Cheonan Samgeori Ultramarathon - 100km	100,00	×1
✓ 25	17/6/2023	12th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 26	10/6/2023	20th Gwangju 100km Ultra Marathon	100,00	×1
✓ 27	13/5/2023	16th Daejeon Yusung Hot spring 100 km Ultramarathon	100,00	×1
✓ 28	4/3/2023	18th Busan Beach Ultramarathon 100km	100,00	×1
✓ 29	1/10/2022	15th Daejeon Yusung Hot spring 100 km Ultramarathon	100,00	×1
✓ 30	28/5/2022	2nd Seoul - Pyongyang Ultra Marathon - 100 km	100,00	×1
✓ 31	23/5/2020	3rd Mungyeong 100 km Ultra Marathon	100,00	×1
✓ 32	5/8/2017	4th Geumcheongu Ultramarathon 100 km	100,00	×1
✓ 33	13/5/2017	12th Daejeon Yusung Hot spring Ultramarathon	100,00	×1
✓ 34	15/4/2017	7th Budda 108K Ultramarathon	100,00	×1
✓ 35	1/10/2016	10th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 36	3/9/2016	2nd Seomjingang 100 km	100,00	×1
✓ 37	14/5/2016	11th Daejeon Yusung Hot spring Ultramarathon	100,00	×1
✓ 38	16/4/2016	6th Budda 108K Ultramarathon	100,00	×1
✓ 39	31/10/2015	9th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 40	8/8/2015	2nd Geumcheongu Ultramarathon	100,00	×1
✓ 41	16/5/2015	11th Cheonjinam Ultra Marathon Festival - 100 km	100,00	×1
✓ 42	11/4/2015	13th Cheongnamdae 100km Ultra Marathon	100,00	×1
✓ 43	15/11/2014	2nd Cheonju pilgrimage 100 km Ultramarathon	100,00	×1
✓ 44	21/6/2014	5th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 45	24/5/2014	7th Bukhangang 100 km Ultra Marathon Race	100,00	×1
✓ 46	10/5/2014	7th Pilgrimage To the Holy Land 100km Ultramarathon	100,00	×1
✓ 47	12/4/2014	12th Cheongnamdae 100km Ultra Marathon	100,00	×1
✓ 48	14/9/2013	Youngcheon Starfire Ultramarathon	100,00	×1
✓ 49	25/5/2013	9th Daejeon Yusung Hot spring Ultramarathon	100,00	×1
✓ 50	16/6/2012	3rd Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 51	12/5/2012	6th Pohang Yeongilman Ultra Marathon 100 km	100,00	×1
✓ 52	18/2/2012	8th Busan Beach Ultramarathon 100km	100,00	×1
✓ 53	27/8/2011	5th Incheon Kanghwa Ultramarathon Festival	100,00	×1
✓ 54	21/5/2011	8th Cheonjinam Ultra Marathon Festival - 100 km	100,00	×1
✓ 55	9/10/2010	4th Youngdong Dried Persimmon Ultramarathon	100,00	×1
✓ 56	4/9/2010	4th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 57	21/8/2010	6th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 58	10/7/2010	5th Palgongsan 100 km Ultramarathon	100,00	×1
✓ 59	12/6/2010	8th Gwangju 100km Ultra Marathon	100,00	×1
✓ 60	29/5/2010	1st Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 61	15/5/2010	6th Daejeon Yusung Hot spring Ultramarathon	100,00	×1
✓ 62	10/4/2010	8th Cheongnamdae 100km Ultra Marathon	100,00	×1
✓ 63	10/10/2009	3rd Youngdong Dried Persimmon Ultramarathon	100,00	×1
✓ 64	19/9/2009	3rd Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 65	5/9/2009	4th Gangjin Ultra Marathon	100,00	×1
✓ 66	25/7/2009	5th Jungnangcheon 100km Ultra Marathon	100,00	×1
✓ 67	27/6/2009	6th Chungju Lake 100 km	100,00	×1
✓ 68	13/6/2009	7th Gwangju 100km Ultra Marathon	100,00	×1
✓ 69	27/9/2008	2nd Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 70	15/9/2007	1st Suncheon Bay 100 km Ultramarathon	100,00	×1
71	16/7/2022	7th Happy Leg Ultramarathon	50,00	—
72	25/6/2022	9th Geoje Jimaek Trail Run - 50 km	50,00	—
73	4/8/2018	6th Gangjin Ultra Marathon	50,00	—
74	21/5/2016	2nd Jeonju 50km Ultra Marathon	50,00	—