John Scott

Born : 1965 Cat. M60 Ultrarunner since 2013

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 ?

United States

75,0%

Rank quotient ?This runner's calculation uses 114 eligible race(s): Σ(rank − 1) = 11 846; Σ finishers = 15 800. 11 846 / 15 800 × 100 = 74.97%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed114

Km — ultra races9 179 km

> 100 km14

> 160 km14

> 24h1

Longest race185,1 km

2nd Utah 115 — 15/5/2026

Km per year (ultra races)

704

2022

824

2023

759

2024

522

2025

546

2026

Race types (share of distance)

Road2,6%

Trail96,0%

Elim.1,3%

Wins & podiums (ultra)

🏆 Win0

🏆 Win M0

🏅 Top 32

🏅 Top 3 M5

Longest winning streak0

Current streak0

Records

50 km5h38'47 100 km12h11'03 50 mi9h00'43 100 mi28h21'15 12 h77,78 km Backyard11 loops

HISTORY

114 race(s)

Date		Race	Perf.	Rk
2026
11.07	50mi	19th Leadville Silver Rush 50 Mile Run	11:57:20 h	353
15.05	115mi	2nd Utah 115	2d 00:58:48 h	14
18.04	50mi	5th Red Rocks of Sedona East Side The VUE 50 Miles	9:00:43 h	8
28.03	50km	13th Behind the Rocks 50km Race	8:41:59 h	147
27.02	100km	8th Grandmaster Ultras 100 km Run	19:49:00 h	6
07.02	50km	14th Elephant Mountain 50 km	8:59:30 h	48
2025
27.06	100mi	3rd Copper Kings 100	35:45:10 h	75
10.05	50km	20th Jemez Mountain 50km Trail Run	9:04:17 h	109
28.02	100mi	7th Grandmaster Ultras 100 Mile Run	35:00:00 h	13
01.02	50km	13th Elephant Mountain 50 km	7:59:22 h	56
18.01	100km	15th Coldwater Rumble 100 km Race	19:33:11 h	25
2024
16.11	50km	10th Dead Horse 50 km Race	7:20:02 h	326
02.11	53mi	15th Deadman Peaks 53 Mile Trail Run	16:33:10 h	15
06.07	80.5km	17th Leadville Silver Rush 50 Mile Run	13:26:20 h	444
18.05	106mi	12th Cruel Jewel 100 Mile	46:46:26 h	146
13.04	91km	9th Whiskey Basin 91 km Trail Run	16:01:21 h	81
23.03	50km	11th Behind the Rocks 50km Race	8:30:42 h	208
02.03	51mi	5th Flat Top Mesa 50 Mile Endurance Run	13:15:39 h	3 🥉
16.02	100km	6th Grandmaster Ultras 100 km Run	19:24:00 h	4
27.01	50km	7th Arches Ultra 50 km Race	8:18:03 h	203
2023
18.11	100km	8th Valley of Fire Backcountry（Fire Fest Ultra）	22:09:41 h	6
28.10	98.3km	21st Javelina Jundred 100 km Endurance Run	16:39:06 h	150
14.10	50km	16th Sage Burner Trail Run	7:59:02 h	45
15.09	100mi	17th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	35:14:43 h	219
20.05	Backyard Ultra	4th Sky Pilots Ouray Backyard Ultra	73.766 km (11h)	27
15.04	50km	20th Desert Rats Trail Running Festival 50 km	6:59:47 h	45
25.03	50mi	11th Prairie Spirit 50 Mile Trail Ultra Race	10:38:28 h	20
04.03	50mi	10th Monument Valley 50 Mile Race	12:29:19 h	19
10.02	50mi	5th Grandmaster Ultras 50 Mile Run	12:18:29 h	3 🥉
28.01	50km	6th Arches Ultra 50 km Race	9:23:13 h	173
2022
10.12	17h	5th Last One Standing Ultra Marathon	48.280 km	54
19.11	50km	8th Dead Horse 50 km Race	6:38:24 h	224
29.10	50mi	10th Kansas Rails-to-Trails Fall Extravaganza 50 Mile	10:42:10 h	11
24.09	50km	2nd West Line Winder 50 km Race	7:52:03 h	70
17.09	50mi	16th Run Rabbit Run 50 Mile Endurance Run	13:43:44 h	98
09.07	77km	15th Leadville Silver Rush 50 Mile Run	13:50:18 h	381
15.04	50km	19th Desert Rats Trail Running Festival 50 km	8:28:05 h	196
05.03	50mi	9th Monument Valley 50 Mile Race	14:43:55 h	29
26.02	51mi	3rd Flat Top Mesa 50 Mile Endurance Run	11:50:32 h	5
19.02	55km	16th Moab Red Hot 55k	8:24:53 h	154
29.01	50km	5th Arches Ultra 50 km Race	7:28:41 h	180
2021
20.11	50km	7th Dead Horse 50 km Race	6:59:20 h	355
23.10	50km	4th Bobcat Trail Race 50k	8:20:34 h	27
16.10	50km	14th Sage Burner Trail Run	7:34:00 h	57
17.09	100mi	15th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	35:42:41 h	165
02.09	55km	5th Crested Butte 55 km Ultra	8:46:36 h	144
23.07	12h	8th Chase the Moon 12 Hour Endurance Run	49.728 km	68
11.07	50mi	14th Leadville Silver Rush 50 Mile Run	13:45:41 h	394
22.05	50km	16th Jemez Mountain 50km Trail Run	9:50:43 h	72
10.04	100mi	10th The Zion 100 Mile Run	34:48:11 h	138
13.02	55km	15th Moab Red Hot 55k	8:31:59 h	121
30.01	50km	4th Arches Ultra 50 km Race	7:11:12 h	78
2020
25.07	60km	6th Never Summer 60k	13:04:55 h	35
29.02	100km	2nd Sierra Vista Trail Runs 100 km Race	16:22:30 h	18
15.02	55km	14th Moab Red Hot 55k	8:14:28 h	160
01.02	50km	8th Elephant Mountain 50 km	8:06:42 h	40
2019
09.11	50mi	6th Tunnel Hill 50 Mile Race	11:34:27 h	225
14.09	106mi	8th Mogollon Monster 100 Mile	35:35:22 h	75
17.08	100mi	37th Leadville Trail 100 Mile	29:50:18 h	357
27.07	50mi	10th Grand Mesa 50 Mile Trail Race	13:08:22 h	44
19.07	12h	6th Chase the Moon 12 Hour Endurance Run	66.304 km	24
06.07	50mi	12th Leadville Silver Rush 50 Mile Run	11:57:20 h	351
27.04	50km	9th Cheyenne Mountain Trail Race	7:19:41 h	47
13.04	50km	16th Desert Rats Trail Running Festival 50 km	7:21:40 h	131
16.02	55km	13th Moab Red Hot 55k	8:11:13 h	116
02.02	50km	7th Elephant Mountain 50 km	7:00:49 h	33
19.01	52km	9th Coldwater Rumble 52K Race	7:29:04 h	37
2018
03.11	53mi	9th Deadman Peaks Trail Run	14:43:47 h	30
29.09	50km	9th The Bear Chase 50 km	6:42:03 h	90
28.07	50km	4th Pikes Peak Ultra 50 km	9:20:58 h	73
08.07	50mi	11th Leadville Silver Rush 50 Mile Run	12:37:04 h	279
02.06	50mi	9th North Fork 50 Mile Trail Race	13:28:51 h	66
28.04	50km	8th Cheyenne Mountain Trail Race	7:31:35 h	56
14.04	50km	15th Desert Rats Trail Running Festival 50 km	6:38:22 h	70
24.03	50mi	5th Behind the Rocks 50 Mile Race	13:40:20 h	74
17.02	55km	12th Moab Red Hot 55k	8:19:12 h	186
27.01	50km	1st Arches Ultra 50 km Race	7:04:51 h	108
2017
11.11	100mi	4th Tunnel Hill 100 Mile Race	28:21:15 h	151
30.09	50km	8th The Bear Chase 50 km	6:20:56 h	69
29.07	50mi	3rd Pikes Peak Ultra 50 Mile	14:16:44 h	56
09.07	50mi	10th Leadville Silver Rush 50 Mile Run	12:49:15 h	235
10.06	28mi	3rd South Park Trail Marathon	6:07:38 h	38
03.06	50mi	8th North Fork 50 Mile Trail Race	11:55:15 h	51
29.04	50mi	28th Zane Grey 50 Mile Endurance Run	16:22:12 h	96
15.04	50km	3rd Rattler Trail Race 50K	7:04:56 h	41
25.03	50mi	4th Behind the Rocks 50 Mile Race	13:02:43 h	72
2016
24.09	100km	7th The Bear Chase 100 km	14:15:49 h	11
10.09	50km	3rd Devil on the Divide Ultra	8:30:28 h	52
20.08	100mi	34th Leadville Trail 100 Mile	29:28:18 h	296
10.07	50mi	9th Leadville Silver Rush 50 Mile Run	11:20:07 h	155
25.06	50mi	22nd San Juan Solstice 50 Mile Run	13:56:03 h	111
04.06	50mi	7th North Fork 50 Mile Trail Race	11:43:02 h	49
21.05	50mi	11th Jemez Mountain 50mi Trail Run	14:53:30 h	53
23.04	50mi	27th Zane Grey 50 Mile Endurance Run	14:29:22 h	70
02.04	50mi	3rd Behind the Rocks 50 Mile Race	12:35:56 h	30
13.02	100km	3rd Black Canyon Trail 100 km Run	16:23:52 h	127
23.01	52mi	6th Coldwater Rumble 52 Mile Race	12:28:33 h	18
2015
27.09	100km	6th The Bear Chase 100 km	13:35:03 h	11
05.09	50km	1st Hideaway 50 km Trail Run	7:42:00 h	23
14.02	100km	2nd Black Canyon Trail 100 km Run	15:24:04 h	63
2014
12.09	100mi	8th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	34:02:24 h	79
16.08	100mi	32nd Leadville Trail 100 Mile	29:34:42 h	306
26.07	60km	5th Grand Mesa 60 km Trail Race	8:18:50 h	5
11.07	12h	1st Chase the Moon 12 Hour Endurance Run	66.304 km	30
28.06	50mi	5th North Fork 50 Mile Trail Race	12:12:17 h	47
31.05	50km	6th Golden Gate Dirty 30	8:57:07 h	209
24.05	50km	9th Jemez Mountain 50km Trail Run	8:29:58 h	84
29.03	53mi	1st Behind the Rocks 50 Mile Race	14:22:55 h	12
11.01	100km trail race	14th Bandera 100 km Ultratrail - Open race	15:08:15 h	94
2013
09.11	100mi	13th Rio Del Lago 100 Mile Endurance Run	28:56:16 h	73
29.09	100km	4th The Bear Chase 100 km	12:11:03 h	8
14.07	50mi	6th Leadville Silver Rush 50 Mile Run	12:17:03 h	314
04.05	50km	9th Greenland Trail Race	5:38:47 h	79
23.03	12h	7th 24 Hours of Utah - 12 hour race	77.779 km	5

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	15/5/2026	2nd Utah 115	185,07	×2
✓ 2	18/5/2024	12th Cruel Jewel 100 Mile	170,59	×2
✓ 3	14/9/2019	8th Mogollon Monster 100 Mile	170,59	×2
✓ 4	27/6/2025	3rd Copper Kings 100	160,93	×2
✓ 5	28/2/2025	7th Grandmaster Ultras 100 Mile Run	160,93	×2
✓ 6	15/9/2023	17th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	160,93	×2
✓ 7	17/9/2021	15th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	160,93	×2
✓ 8	10/4/2021	10th The Zion 100 Mile Run	160,93	×2
✓ 9	17/8/2019	37th Leadville Trail 100 Mile	160,93	×2
✓ 10	11/11/2017	4th Tunnel Hill 100 Mile Race	160,93	×2
✓ 11	20/8/2016	34th Leadville Trail 100 Mile	160,93	×2
✓ 12	12/9/2014	8th Run Rabbit Run 100 Mile UltraMarathon - Tortoises Run	160,93	×2
✓ 13	16/8/2014	32nd Leadville Trail 100 Mile	160,93	×2
✓ 14	9/11/2013	13th Rio Del Lago 100 Mile Endurance Run	160,93	×2
✓ 15	27/2/2026	8th Grandmaster Ultras 100 km Run	100,00	×1
✓ 16	18/1/2025	15th Coldwater Rumble 100 km Race	100,00	×1
✓ 17	16/2/2024	6th Grandmaster Ultras 100 km Run	100,00	×1
✓ 18	18/11/2023	8th Valley of Fire Backcountry（Fire Fest Ultra）	100,00	×1
✓ 19	29/2/2020	2nd Sierra Vista Trail Runs 100 km Race	100,00	×1
✓ 20	24/9/2016	7th The Bear Chase 100 km	100,00	×1
✓ 21	13/2/2016	3rd Black Canyon Trail 100 km Run	100,00	×1
✓ 22	27/9/2015	6th The Bear Chase 100 km	100,00	×1
✓ 23	14/2/2015	2nd Black Canyon Trail 100 km Run	100,00	×1
✓ 24	11/1/2014	14th Bandera 100 km Ultratrail - Open race (USA)	100,00	×1
✓ 25	29/9/2013	4th The Bear Chase 100 km	100,00	×1
✓ 26	28/10/2023	21st Javelina Jundred 100 km Endurance Run	98,30	×1
✓ 27	13/4/2024	9th Whiskey Basin 91 km Trail Run	91,00	×1
✓ 28	2/11/2024	15th Deadman Peaks 53 Mile Trail Run	85,30	×1
✓ 29	3/11/2018	9th Deadman Peaks Trail Run	85,30	×1
✓ 30	29/3/2014	1st Behind the Rocks 50 Mile Race	85,30	×1
✓ 31	23/1/2016	6th Coldwater Rumble 52 Mile Race	83,69	×1
✓ 32	2/3/2024	5th Flat Top Mesa 50 Mile Endurance Run	82,08	×1
✓ 33	26/2/2022	3rd Flat Top Mesa 50 Mile Endurance Run	82,08	×1
✓ 34	6/7/2024	17th Leadville Silver Rush 50 Mile Run	80,50	×1
✓ 35	11/7/2026	19th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 36	18/4/2026	5th Red Rocks of Sedona East Side The VUE 50 Miles	80,47	×1
✓ 37	25/3/2023	11th Prairie Spirit 50 Mile Trail Ultra Race	80,47	×1
✓ 38	4/3/2023	10th Monument Valley 50 Mile Race	80,47	×1
✓ 39	10/2/2023	5th Grandmaster Ultras 50 Mile Run	80,47	×1
✓ 40	29/10/2022	10th Kansas Rails-to-Trails Fall Extravaganza 50 Mile	80,47	×1
✓ 41	17/9/2022	16th Run Rabbit Run 50 Mile Endurance Run	80,47	×1
✓ 42	5/3/2022	9th Monument Valley 50 Mile Race	80,47	×1
✓ 43	11/7/2021	14th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 44	9/11/2019	6th Tunnel Hill 50 Mile Race	80,47	×1
✓ 45	27/7/2019	10th Grand Mesa 50 Mile Trail Race	80,47	×1
✓ 46	6/7/2019	12th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 47	8/7/2018	11th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 48	2/6/2018	9th North Fork 50 Mile Trail Race	80,47	×1
✓ 49	24/3/2018	5th Behind the Rocks 50 Mile Race	80,47	×1
✓ 50	29/7/2017	3rd Pikes Peak Ultra 50 Mile	80,47	×1
✓ 51	9/7/2017	10th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 52	3/6/2017	8th North Fork 50 Mile Trail Race	80,47	×1
✓ 53	29/4/2017	28th Zane Grey 50 Mile Endurance Run	80,47	×1
✓ 54	25/3/2017	4th Behind the Rocks 50 Mile Race	80,47	×1
✓ 55	10/7/2016	9th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 56	25/6/2016	22nd San Juan Solstice 50 Mile Run	80,47	×1
✓ 57	4/6/2016	7th North Fork 50 Mile Trail Race	80,47	×1
✓ 58	21/5/2016	11th Jemez Mountain 50mi Trail Run	80,47	×1
✓ 59	23/4/2016	27th Zane Grey 50 Mile Endurance Run	80,47	×1
✓ 60	2/4/2016	3rd Behind the Rocks 50 Mile Race	80,47	×1
✓ 61	28/6/2014	5th North Fork 50 Mile Trail Race	80,47	×1
✓ 62	14/7/2013	6th Leadville Silver Rush 50 Mile Run	80,47	×1
✓ 63	23/3/2013	7th 24 Hours of Utah - 12 hour race	77,78	×1
✓ 64	9/7/2022	15th Leadville Silver Rush 50 Mile Run	77,00	×1
✓ 65	20/5/2023	4th Sky Pilots Ouray Backyard Ultra	73,77	—
✓ 66	19/7/2019	6th Chase the Moon 12 Hour Endurance Run	66,30	—
67	11/7/2014	1st Chase the Moon 12 Hour Endurance Run	66,30	—
68	25/7/2020	6th Never Summer 60k	60,00	—
69	26/7/2014	5th Grand Mesa 60 km Trail Race	60,00	—
70	19/2/2022	16th Moab Red Hot 55k	55,00	—
71	2/9/2021	5th Crested Butte 55 km Ultra	55,00	—
72	13/2/2021	15th Moab Red Hot 55k	55,00	—
73	15/2/2020	14th Moab Red Hot 55k	55,00	—
74	16/2/2019	13th Moab Red Hot 55k	55,00	—
75	17/2/2018	12th Moab Red Hot 55k	55,00	—
76	19/1/2019	9th Coldwater Rumble 52K Race	52,00	—
77	28/3/2026	13th Behind the Rocks 50km Race	50,00	—
78	7/2/2026	14th Elephant Mountain 50 km	50,00	—
79	10/5/2025	20th Jemez Mountain 50km Trail Run	50,00	—
80	1/2/2025	13th Elephant Mountain 50 km	50,00	—
81	16/11/2024	10th Dead Horse 50 km Race	50,00	—
82	23/3/2024	11th Behind the Rocks 50km Race	50,00	—
83	27/1/2024	7th Arches Ultra 50 km Race	50,00	—
84	14/10/2023	16th Sage Burner Trail Run	50,00	—
85	15/4/2023	20th Desert Rats Trail Running Festival 50 km	50,00	—
86	28/1/2023	6th Arches Ultra 50 km Race	50,00	—
87	19/11/2022	8th Dead Horse 50 km Race	50,00	—
88	24/9/2022	2nd West Line Winder 50 km Race	50,00	—
89	15/4/2022	19th Desert Rats Trail Running Festival 50 km	50,00	—
90	29/1/2022	5th Arches Ultra 50 km Race	50,00	—
91	20/11/2021	7th Dead Horse 50 km Race	50,00	—
92	23/10/2021	4th Bobcat Trail Race 50k	50,00	—
93	16/10/2021	14th Sage Burner Trail Run	50,00	—
94	22/5/2021	16th Jemez Mountain 50km Trail Run	50,00	—
95	30/1/2021	4th Arches Ultra 50 km Race	50,00	—
96	1/2/2020	8th Elephant Mountain 50 km	50,00	—
97	27/4/2019	9th Cheyenne Mountain Trail Race	50,00	—
98	13/4/2019	16th Desert Rats Trail Running Festival 50 km	50,00	—
99	2/2/2019	7th Elephant Mountain 50 km	50,00	—
100	29/9/2018	9th The Bear Chase 50 km	50,00	—
101	28/7/2018	4th Pikes Peak Ultra 50 km	50,00	—
102	28/4/2018	8th Cheyenne Mountain Trail Race	50,00	—
103	14/4/2018	15th Desert Rats Trail Running Festival 50 km	50,00	—
104	27/1/2018	1st Arches Ultra 50 km Race	50,00	—
105	30/9/2017	8th The Bear Chase 50 km	50,00	—
106	15/4/2017	3rd Rattler Trail Race 50K	50,00	—
107	10/9/2016	3rd Devil on the Divide Ultra	50,00	—
108	5/9/2015	1st Hideaway 50 km Trail Run	50,00	—
109	31/5/2014	6th Golden Gate Dirty 30	50,00	—
110	24/5/2014	9th Jemez Mountain 50km Trail Run	50,00	—
111	4/5/2013	9th Greenland Trail Race	50,00	—
112	23/7/2021	8th Chase the Moon 12 Hour Endurance Run	49,73	—
113	10/12/2022	5th Last One Standing Ultra Marathon	48,28	—
114	10/6/2017	3rd South Park Trail Marathon	45,06	—