Chang-Seop (송창섭) Song

ID 205152

Born : 1957 Cat. M65 Ultrarunner since 2002

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

42,0%

Rank quotient ?This runner's calculation uses 80 eligible race(s): Σ(rank − 1) = 5 587; Σ finishers = 13 291. 5 587 / 13 291 × 100 = 42.04%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed80

Km — ultra races10 193 km

> 100 km28

> 160 km15

> 200 km9

Longest race643,0 km

1st Trans Korea 622K South To North — 13/7/2003

Km per year (ultra races)

2022

2023

102

2024

202

2025

2026

Race types (share of distance)

Road69,0%

Trail31,0%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 31

🏅 Top 3 M1

Longest winning streak0

Current streak0

Records

100 km11h44'21 100 mi26h58'00 12 h93,50 km

HISTORY

80 race(s)

Date		Race	Perf.	Rk
2025
06.09	102km	19th Suncheon Bay 100 km Ultramarathon	17:34:00 h	211
14.06	100km	22nd Gwangju 100km Ultra Marathon	16:27:00 h	128
2024
07.09	102km	18th Suncheon Bay 100 km Ultramarathon	17:54:00 h	162
2020
05.06	104km	15th Water Love Nagdong River Ultramarathon 104 km	16:34:00 h	33
11.01	100km	16th Busan Beach Ultramarathon 100km	15:34:00 h	119
2019
09.11	100km	2nd Tongyeong Ultra Marathon - 100km	13:51:00 h	64
12.10	101km	13th Youngdong Dried Persimmon Ultramarathon	14:15:00 h	68
31.08	102km	13th Incheon Kanghwa Ultramarathon Festival - 100 km	16:52:00 h	166
17.08	100km	15th Busan Summer Beach 100 km Ultra Marathon	16:35:00 h	122
03.08	100km	6th Geumcheongu Ultramarathon 100 km	16:14:00 h	74
15.06	100km	10th Ulsan Taewha River 100 km Ultramarathon	14:25:50 h	135
08.06	100km	17th Gwangju 100km Ultra Marathon	15:31:25 h	112
2018
13.10	101km	12h Youngdong Dried Persimmon Ultramarathon	15:28:00 h	163
28.07	100km	1st Tongyeong Ultra Marathon - 100km	18:38:00 h	239
16.06	100km	9th Ulsan Taewha River 100 km Ultramarathon	13:09:37 h	77
19.05	100km	4th Jeonju 100km Ultra Marathon	14:09:00 h	97
03.03	100km	14th Busan Beach Ultramarathon 100km	13:47:00 h	55
2017
18.11	100km	2nd Busan Gulls Ultra Marathon - 100km	14:21:00 h	39
14.10	101km	11th Youngdong Dried Persimmon Ultramarathon	14:32:00 h	42
09.09	100km	11th Suncheon Bay 100 km Ultramarathon	14:39:05 h	92
19.08	100km	13th Busan Summer Beach 100 km Ultra Marathon	14:21:07 h	60
05.08	100km	4th Geumcheongu Ultramarathon 100 km	15:43:00 h	80
10.06	100km	15th Gwangju 100km Ultra Marathon	14:33:40 h	75
01.04	100km	6th SeJong Ultramarathon	13:24:00 h	62
2016
03.12	100km	1st Busan Gulls Ultra Marathon - 100km	12:41:00 h	24
08.10	101km	10th Youngdong Dried Persimmon Ultramarathon	14:42:19 h	227
01.10	100km	10th Suncheon Bay 100 km Ultramarathon	15:43:35 h	82
20.08	100km	12th Busan Summer Beach 100 km Ultra Marathon	14:31:22 h	82
2015
31.10	100km	9th Suncheon Bay 100 km Ultramarathon	13:03:02 h	31
10.10	101km	9th Youngdong Dried Persimmon Ultramarathon	13:29:16 h	61
03.10	100km	3rd Cheonju pilgrimage 100 km Ultramarathon	12:53:35 h	14
06.09	100mi	1st Seomjingang 100 mile	26:58:00 h	45
15.08	100km	11th Busan Summer Beach 100 km Ultra Marathon	12:46:29 h	47
08.08	100km	2nd Geumcheongu Ultramarathon	13:17:00 h	36
25.07	100km	13th Gwangju 100km Ultra Marathon	14:32:57 h	63
20.06	100km	6th Ulsan Taewha River 100 km Ultramarathon	11:49:50 h	32
16.05	100km	11th Cheonjinam Ultra Marathon Festival - 100 km	12:47:00 h	26
24.04	101km	11th Pilgrimage to the Holy Land 101 km Ultramarathon	14:43:00 h	3 🥉
2014
25.10	100km	8th Suncheon Bay 100 km Ultramarathon	14:05:35 h	43
16.08	100km	10th Busan Summer Beach 100 km Ultra Marathon	12:56:26 h	56
09.08	101km	1st Geumcheon Ultramarathon 101 km	12:16:00 h	23
21.06	100km	5th Ulsan Taewha River 100 km Ultramarathon	12:07:37 h	43
06.06	200km	9th Water Love Nagdong River Ultramarathon	34:37:00 h	33
10.05	100km	7th Pilgrimage To the Holy Land 100km Ultramarathon	12:13:00 h	33
2013
05.10	100km	7th Suncheon Bay 100 km Ultramarathon	12:43:40 h	19
14.09	100km	Youngcheon Starfire Ultramarathon	12:56:29 h	50
17.08	100km	9th Busan Summer Beach 100 km Ultra Marathon	13:15:09 h	91
08.06	100km	11th Gwangju 100km Ultra Marathon	14:05:57 h	145
01.06	200km	8th Water Love Nagdong River Ultramarathon	34:21:00 h	38
26.04	222km	9th Pilgrimage to the Holy Land 222 km Ultramarathon	40:55:00 h	43
2012
16.06	100km	3rd Ulsan Taewha River 100 km Ultramarathon	13:13:10 h	44
2011
28.05	100km	2nd Ulsan Taewha River 100 km Ultramarathon	13:52:25 h	105
2010
29.05	100km	1st Ulsan Taewha River 100 km Ultramarathon	13:25:20 h	161
30.04	222km	6th Pilgrimage to the Holy Land 222 km Ultramarathon	40:06:00 h	22
2009
19.09	100km	3rd Suncheon Bay 100 km Ultramarathon	13:48:35 h	61
22.08	100km	5th Busan Summer Beach 100 km Ultra Marathon	12:36:04 h	59
06.06	200km	4th Mulsarang Nagdong 200km Ultra Marathon	30:37:55 h	15
24.04	222km	5th Pilgrimage to the Holy Land 222 km Ultramarathon	41:57:00 h	39
04.04	100km	2nd Pilgrimage To the Holy Land 100km Ultramarathon	12:18:02 h	29
2008
27.09	100km	2nd Suncheon Bay 100 km Ultramarathon	14:39:32 h	144
16.08	100km	4th Busan Summer Beach 100 km Ultra Marathon	12:23:16 h	84
14.06	200km	3rd Mulsarang Nagdong 200km Ultra Marathon	33:58:20 h	47
25.04	222km	4th Pilgrimage to the Holy Land 222 km Ultramarathon	37:41:00 h	6
05.04	111km	1st Pilgrimage To the Holy Land 111km Ultramarathon	13:17:00 h	11
2007
15.09	100km	1st Suncheon Bay 100 km Ultramarathon	15:09:19 h	182
26.04	222km	3rd Pilgrimage to the Holy Land 222 km Ultramarathon	41:12:00 h	31
10.02	100km	3rd Gyeongnam Goseong Ultra Marathon	13:30:00 h	116
2006
19.08	100km	2nd Busan Summer Beach 100 km Ultra Marathon	11:44:21 h	62
17.06	200km	1st Mulsarang Nagdong 200km Ultra Marathon	33:25:00 h	42
11.02	100km	2nd Gyeongnam Goseong Ultra Marathon	14:50:27 h	182
2005
01.10	100km	1st Daejeon Yusung Hot spring Ultramarathon	12:30:15 h	20
28.05	100km	2nd Cheonjinam Ultra Marathon Festival - 100 km	13:12:11 h	56
12.05	100km	3rd Homigot Moonlight Sonata 100 km	12:38:42 h	93
29.04	222km	2nd Pilgrimage to the Holy Land 222 km Ultramarathon	36:50:00 h	6
19.02	100km	1st Gyeongnam Goseong Ultra Marathon	12:17:00 h	41
2004
26.11	311km	5th Trans Korea 311 km West to East	2d 08:41:00 h	20
24.07	12h	3rd Magdaljaja 12h Ultra Marathon	93.500 km	10
30.04	222km	1st Pilgrimage to the Holy Land 222 km Ultramarathon	39:27:00 h	10
2003
13.07	643km	1st Trans Korea 622K South To North	6d 23:10:00 h	9
2002
05.02	102.6km	1st Homigot 100km Ultra Marathon	15:27:34 h	95

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	13/7/2003	1st Trans Korea 622K South To North	643,00	×6
✓ 2	26/11/2004	5th Trans Korea 311 km West to East	311,00	×3
✓ 3	26/4/2013	9th Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 4	30/4/2010	6th Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 5	24/4/2009	5th Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 6	25/4/2008	4th Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 7	26/4/2007	3rd Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 8	29/4/2005	2nd Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 9	30/4/2004	1st Pilgrimage to the Holy Land 222 km Ultramarathon	222,00	×2
✓ 10	6/6/2014	9th Water Love Nagdong River Ultramarathon	200,00	×2
✓ 11	1/6/2013	8th Water Love Nagdong River Ultramarathon	200,00	×2
✓ 12	6/6/2009	4th Mulsarang Nagdong 200km Ultra Marathon	200,00	×2
✓ 13	14/6/2008	3rd Mulsarang Nagdong 200km Ultra Marathon	200,00	×2
✓ 14	17/6/2006	1st Mulsarang Nagdong 200km Ultra Marathon	200,00	×2
✓ 15	6/9/2015	1st Seomjingang 100 mile	160,93	×1
✓ 16	5/4/2008	1st Pilgrimage To the Holy Land 111km Ultramarathon	111,00	×1
✓ 17	5/6/2020	15th Water Love Nagdong River Ultramarathon 104 km	104,00	×1
✓ 18	5/2/2002	1st Homigot 100km Ultra Marathon	102,60	×1
✓ 19	6/9/2025	19th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 20	7/9/2024	18th Suncheon Bay 100 km Ultramarathon	102,00	×1
✓ 21	31/8/2019	13th Incheon Kanghwa Ultramarathon Festival - 100 km	102,00	×1
✓ 22	12/10/2019	13th Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 23	13/10/2018	12h Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 24	14/10/2017	11th Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 25	8/10/2016	10th Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 26	10/10/2015	9th Youngdong Dried Persimmon Ultramarathon	101,00	×1
✓ 27	24/4/2015	11th Pilgrimage to the Holy Land 101 km Ultramarathon	101,00	×1
✓ 28	9/8/2014	1st Geumcheon Ultramarathon 101 km	101,00	×1
✓ 29	14/6/2025	22nd Gwangju 100km Ultra Marathon	100,00	×1
✓ 30	11/1/2020	16th Busan Beach Ultramarathon 100km	100,00	×1
✓ 31	9/11/2019	2nd Tongyeong Ultra Marathon - 100km	100,00	×1
✓ 32	17/8/2019	15th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 33	3/8/2019	6th Geumcheongu Ultramarathon 100 km	100,00	×1
✓ 34	15/6/2019	10th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 35	8/6/2019	17th Gwangju 100km Ultra Marathon	100,00	×1
✓ 36	28/7/2018	1st Tongyeong Ultra Marathon - 100km	100,00	×1
✓ 37	16/6/2018	9th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 38	19/5/2018	4th Jeonju 100km Ultra Marathon	100,00	×1
✓ 39	3/3/2018	14th Busan Beach Ultramarathon 100km	100,00	×1
✓ 40	18/11/2017	2nd Busan Gulls Ultra Marathon - 100km	100,00	×1
✓ 41	9/9/2017	11th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 42	19/8/2017	13th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 43	5/8/2017	4th Geumcheongu Ultramarathon 100 km	100,00	×1
✓ 44	10/6/2017	15th Gwangju 100km Ultra Marathon	100,00	×1
✓ 45	1/4/2017	6th SeJong Ultramarathon	100,00	×1
✓ 46	3/12/2016	1st Busan Gulls Ultra Marathon - 100km	100,00	×1
✓ 47	1/10/2016	10th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 48	20/8/2016	12th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 49	31/10/2015	9th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 50	3/10/2015	3rd Cheonju pilgrimage 100 km Ultramarathon	100,00	×1
✓ 51	15/8/2015	11th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 52	8/8/2015	2nd Geumcheongu Ultramarathon	100,00	×1
✓ 53	25/7/2015	13th Gwangju 100km Ultra Marathon	100,00	×1
✓ 54	20/6/2015	6th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 55	16/5/2015	11th Cheonjinam Ultra Marathon Festival - 100 km	100,00	×1
✓ 56	25/10/2014	8th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 57	16/8/2014	10th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 58	21/6/2014	5th Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 59	10/5/2014	7th Pilgrimage To the Holy Land 100km Ultramarathon	100,00	×1
✓ 60	5/10/2013	7th Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 61	14/9/2013	Youngcheon Starfire Ultramarathon	100,00	×1
✓ 62	17/8/2013	9th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 63	8/6/2013	11th Gwangju 100km Ultra Marathon	100,00	×1
✓ 64	16/6/2012	3rd Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 65	28/5/2011	2nd Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 66	29/5/2010	1st Ulsan Taewha River 100 km Ultramarathon	100,00	×1
✓ 67	19/9/2009	3rd Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 68	22/8/2009	5th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 69	4/4/2009	2nd Pilgrimage To the Holy Land 100km Ultramarathon	100,00	×1
✓ 70	27/9/2008	2nd Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 71	16/8/2008	4th Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 72	15/9/2007	1st Suncheon Bay 100 km Ultramarathon	100,00	×1
✓ 73	10/2/2007	3rd Gyeongnam Goseong Ultra Marathon	100,00	×1
✓ 74	19/8/2006	2nd Busan Summer Beach 100 km Ultra Marathon	100,00	×1
✓ 75	11/2/2006	2nd Gyeongnam Goseong Ultra Marathon	100,00	×1
✓ 76	1/10/2005	1st Daejeon Yusung Hot spring Ultramarathon	100,00	×1
✓ 77	28/5/2005	2nd Cheonjinam Ultra Marathon Festival - 100 km	100,00	×1
✓ 78	12/5/2005	3rd Homigot Moonlight Sonata 100 km	100,00	×1
✓ 79	19/2/2005	1st Gyeongnam Goseong Ultra Marathon	100,00	×1
✓ 80	24/7/2004	3rd Magdaljaja 12h Ultra Marathon	93,50	—