Andy Emerson

Born : 1968 Cat. M55 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 ?

United States

22,0%

Rank quotient ?This runner's calculation uses 123 eligible race(s): Σ(rank − 1) = 1 583; Σ finishers = 7 188. 1 583 / 7 188 × 100 = 22.02%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed135

Km — ultra races10 947 km

> 100 km34

> 160 km19

> 200 km1

> 24h18

> 48h6

Longest race208,9 km

2nd Six Days in the Dome - The Redux 48h — 23/8/2019

Km per year (ultra races)

538

2022

426

2023

354

2024

273

2025

416

2026

Race types (share of distance)

Road7,2%

Trail66,0%

Stage8,6%

Elim.16,3%

?1,9%

Wins & podiums (ultra)

🏆 Win7

🏆 Win M9

🏅 Top 332

🏅 Top 3 M37

Longest winning streak2

Current streak0

Records

50 km4h26'03 100 km11h06'39 50 mi8h09'08 100 mi20h16'30 6 h67,14 km 12 h112,65 km 24 h189,90 km 48 h208,87 km Backyard27 loops

HISTORY

123 race(s) · 4 split(s) nested

Date		Race	Perf.	Rk
2026
18.07	6h	11th Get Your Butt Kicked 6 Hour Race	57.316 km	4
17.04	24h	8th The 24 Hour Lions Roar Trail Race	140.817 km	6
20.03	50km	22nd Three Days of Syllamo 50 km Run	7:57:15 h	20
06.03	Backyard Ultra	6th Queeny Backyard Ultra	53.648 km (8h)	69
21.02	50km	3rd Flat Branch Ultra	4:26:03 h	14
17.01	40mi	6th The Shippey 40mi Endurance Runs	9:16:40 h	3 🥉
2025
15.11	Backyard Ultra	8th Four Fore Thirty Infinity Backyard Ultra	53.648 km (8h)	26
11.10	50km	15th Rock Bridge Revenge 50 km Race	5:48:47 h	13
19.07	6h	10th Get Your Butt Kicked 6 Hour Race	60.380 km	2 🥈
26.04	6h	7th The 6 Hour Lions Roar Trail Race	60.350 km	2 🥈
22.03	30mi	3rd Three Creeks Torrent Trail Runs	5:41:58 h	2 🥈
2024
20.07	6h	9th Get Your Butt Kicked 6 Hour Race	62.827 km	2 🥈
19.04	24h	6th The 24 Hour Lions Roar Trail Race	160.934 km	5
17.03	50mi	20th Three Days of Syllamo 50 Mile Run	10:44:15 h	13
24.02	50km	19th Run Toto Run Psycho Wyco 50K	5:55:41 h	22
2023
02.12	Backyard Ultra	6th Four Fore Thirty Infinity Backyard Ultra	53.648 km (8h)	47
14.10	50km	13th Rock Bridge Revenge 50 km Race	5:12:00 h	3 🥉
15.07	6h	8th Get Your Butt Kicked 6 Hour Race	64.586 km	1 🏆
24.06	9h	8th Dark 2 Dawn 9 Hour Trail Run	64.695 km	1 🏆
22.04	12h	5th The 12 Hour Lions Roar Trail Race	112.654 km	2 🥈
18.03	50mi	19th Three Days of Syllamo 50 Mile Run	11:18:48 h	14
2022
12.11	50mi	9th Tunnel Hill 50 Mile Race	8:56:19 h	43
09.07	6h	7th Get Your Butt Kicked 6 Hour Race	58.924 km	4
25.06	6h	7th Dark 2 Dawn 6 Hour Trail Run	53.913 km	4
24.06	9h	7th Dark 2 Dawn 9 Hour Trail Run	64.695 km	3 🥉
19.03	50mi	18th Three Days of Syllamo 50 Mile Run	11:59:51 h	36
18.03	50km	18th Three Days of Syllamo 50 km Run	6:55:25 h	34
18.03	150km/3stages	18th Three Days of Syllamo Stage Race	22:13:44 h	28
2021
16.10	12h	2nd Minnie Ha Ha 12 Hour Run	102.263 km	2 🥈
09.10	24h	3rd Arrowhead 24 Hour Endurance Run	166.808 km	1 🏆
31.07	100km	7th Never Summer 100k	17:25:11 h	74
17.07	6h	6th Get Your Butt Kicked 6 Hour Race	66.729 km	3 🥉
12.06	6h	1st LOTO 6 Hour Endurance Run	56.407 km	2 🥈
15.05	50mi	22nd Berryman 50 Mile	10:40:48 h	13
23.04	24h	3rd The 24 Hour Lions Roar Trail Race	144.840 km	10
10.04	50mi	7th Ozarks Foothills 50M	12:05:19 h	17
20.03	50mi	17th Three Days of Syllamo 50 Mile Run	10:52:35 h	19
2020
05.12	Backyard Ultra	3rd Four Fore Thirty Infinity Backyard Ultra	120.708 km (18h)	16
07.11	100mi	12th Ozark Trail 100 Mile Endurance Run	25:25:30 h	6
10.10	50km	10th Rock Bridge Revenge 50 km Race	4:42:47 h	3 🥉
28.06	6h	5th Dark 2 Dawn 6 Hour Trail Run	53.913 km	4
08.03	50km	21st Quivering Quads 50K Trail Race	4:41:31 h	1 🏆
2019
07.12	Backyard Ultra	2nd Four Fore Thirty Infinity Backyard Ultra	181.062 km (27h)	1 🏆
19.10	Backyard Ultra	8th Big Dog's Backyard Ultra	167.650 km (25h)	40
23.08	48h	2nd Six Days in the Dome - The Redux 48h	208.867 km	13
23.08	50km	2nd Six Days in the Dome - The Redux 48h - 50km Split	5:15:20 h	3 🥉
23.08	50mi	2nd Six Days in the Dome - The Redux 48h - 50mi Split	8:59:43 h	5
23.08	100km	2nd Six Days in the Dome - The Redux 48h - 100km Split	11:39:22 h	4
23.08	100mi	2nd Six Days in the Dome - The Redux 48h - 100mi Split	22:10:47 h	7
27.07	100km	5th Never Summer 100k	21:45:31 h	169
30.06	6h	4th Dark 2 Dawn 6 Hour Trail Run	53.913 km	4
08.06	Backyard Ultra	2nd Last Runner Standing Run	100.590 km (15h)	11
18.05	50mi	20th Berryman 50 Mile	9:47:10 h	2 🥈
12.04	24h	1st The 24 Hour Lions Roar Trail Race	189.902 km	1 🏆
16.03	50mi	15th Three Days of Syllamo 50 Mile Run	10:06:46 h	8
2018
01.12	Backyard Ultra	1st Four Fore Thirty Infinity Backyard Ultra	147.532 km (22h)	1 🏆
20.10	Backyard Ultra	7th Big Dog's Backyard Ultra	181.062 km (27h)	25
06.10	50km	8th Rock Bridge Revenge 50 km Race	4:53:32 h	2 🥈
21.07	50km	12th Psycho Psummer Run Toto Run 50K	5:10:11 h	8
14.07	6h	3rd Get Your Butt Kicked 6 Hour Race	67.137 km	3 🥉
09.06	Backyard Ultra	1st Last Runner Standing Run	87.178 km (13h)	11
19.05	50mi	19th Berryman 50 Mile	9:57:46 h	6
05.05	40mi	40th Strolling Jim 40 Mile	5:54:16 h	10
07.04	50km	4th Ozarks Foothills 50K	5:08:15 h	4
2017
21.10	Backyard Ultra	6th Big Dog's Backyard Ultra	160.944 km (24h)	11
07.10	50km	7th Rock Bridge Revenge 50 km Race	5:26:38 h	5
22.07	50km	11th Psycho Psummer Run Toto Run 50K	5:46:10 h	8
20.05	50mi	18th Berryman 50 Mile	9:43:02 h	2 🥈
2016
15.10	Backyard Ultra	5th Big Dog's Backyard Ultra	147.532 km (22h)	6
08.10	50km	6th Rock Bridge Revenge 50 km Race	5:12:21 h	5
17.09	50km	3rd The Barkley Fall Classic	10:31:12 h	23
23.07	50km	10th Psycho Psummer Run Toto Run 50K	5:41:38 h	7
04.06	100mi	21st Kettle Moraine 100 Mile Endurance Run	20:56:59 h	8
21.05	50mi	17th Berryman 50 Mile	9:18:28 h	4
30.04	101km	4th FlatRock 101K Ultra Trail Race	13:37:57 h	4
16.04	100km	10th Vasque Free State Trail 100 km Run	12:12:26 h	5
09.04	50km	2nd Ozarks Foothills 50K	5:11:17 h	6
20.02	50km	12th Run Toto Run Psycho Wyco 50K	5:08:09 h	10
2015
07.11	100mi	7th Ozark Trail 100 Mile Endurance Run	23:50:45 h	8
10.10	50km	6th Defiance 50k	4:49:57 h	3 🥉
03.10	50km	5th Rock Bridge Revenge 50 km Race	4:54:06 h	2 🥈
12.09	50mi	3rd Mark Twain 50 Mile Endurance Run	9:36:51 h	4
16.05	50mi	16th Berryman 50 Mile	9:04:21 h	6
21.03	50mi	11th Three Days of Syllamo 50 Mile Run	9:37:08 h	3 🥉
20.03	50km	11th Three Days of Syllamo 50 km Run	6:30:40 h	29
20.03	150km/3stages	11th Three Days of Syllamo Stage Race	18:30:36 h	6
2014
18.10	Backyard Ultra	4th Big Dog's Backyard Ultra	167.650 km (25h)	9
04.10	50km	4th Rock Bridge Revenge 50 km Race	5:22:25 h	3 🥉
20.09	50km	1st The Barkley Fall Classic	9:37:27 h	28
21.06	100mi	25th Mohican Trail 100 Mile	22:32:20 h	9
17.05	50mi	15th Berryman 50 Mile	8:52:29 h	6
15.03	50mi	10th Three Days of Syllamo 50 Mile Run	11:50:05 h	11
14.03	50km	10th Three Days of Syllamo 50 km Run	6:05:02 h	22
14.03	150km/3stages	10th Three Days of Syllamo Stage Race	20:57:42 h	12
2013
17.08	100mi	31st Leadville Trail 100 Mile	26:57:37 h	197
13.07	50km	7th Psycho Psummer Run Toto Run 50K	5:04:08 h	8
18.05	50mi	14th Berryman 50 Mile	9:01:13 h	3 🥉
09.03	50mi	10th Land Between The Lakes 50 Mile Trail Run	8:09:08 h	12
2012
20.10	Backyard Ultra	2nd Big Dog's Backyard Ultra	160.944 km (24h)	3 🥉
28.07	100mi	6th Burning River 100 Mile Endurance Run	22:00:53 h	34
14.07	50km	6th Psycho Psummer Run Toto Run 50K	5:54:06 h	4
02.06	100km	17th Kettle Moraine 100 km Endurance Run	11:06:39 h	5
19.05	50mi	13th Berryman 50 Mile	9:39:44 h	4
21.04	100km	6th Vasque Free State Trail 100 km Run	11:14:07 h	4
10.03	50mi	8th Three Days of Syllamo 50 Mile Run	10:45:27 h	18
09.03	50km	8th Three Days of Syllamo 50 km Run	5:42:32 h	22
09.03	150km/3stages	8th Three Days of Syllamo Stage Race	19:01:54 h	12
25.02	50km	3rd Post Oak Lodge 50K Trail Challenge	5:21:35 h	10
2011
15.10	100mi	1st Taturs Pumpkin Holler 100 Mile Race	20:16:30 h	3 🥉
02.10	50km	3rd Rock Bridge Revenge 50 km Race	5:11:33 h	3 🥉
09.07	50km	5th Psycho Psummer Run Toto Run 50K	6:21:11 h	13
12.02	50km	7th Run Toto Run Psycho Wyco 50K	6:43:38 h	50
2010
06.11	100mi	2nd Ozark Trail 100 Mile Endurance Run	27:50:55 h	10
10.10	50km	2nd Rock Bridge Revenge 50 km Race	4:46:39 h	4
25.09	50km	16th Flatrock 50K	5:35:18 h	4
05.06	100mi	15th Kettle Moraine 100 Mile Endurance Runs	21:21:22 h	4
24.04	100km	4th Vasque Free State Trail 100 km Run	11:25:16 h	8
13.02	50km	6th Run Toto Run Psycho Wyco 50K	5:33:11 h	15
2009
16.05	50mi	10th Berryman 50 Mile	9:15:33 h	12
14.03	50mi	5th Three Days of Syllamo 50 Mile Run	9:33:06 h	12
13.03	142km/3stages	5th Three Days of Syllamo Stage Race	15:42:50 h	10
14.02	50km	5th Run Toto Run Psycho Wyco 50K	5:00:54 h	4
2008
17.05	50mi	9th Berryman 50 Mile	8:53:56 h	6
15.03	50mi	4th Three Days of Syllamo 50 Mile Run	12:17:41 h	11
14.03	50km	4th Three Days of Syllamo 50 km Run	4:59:45 h	10
14.03	150km/3stages	4th Three Days of Syllamo Stage Race	19:53:45 h	10
2007
22.09	60km	4th Hocking Hills Indian Run	5:21:02 h	3 🥉

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	23/8/2019	2nd Six Days in the Dome - The Redux 48h	208,87	×2
✓ 2	12/4/2019	1st The 24 Hour Lions Roar Trail Race	189,90	×2
✓ 3	7/12/2019	2nd Four Fore Thirty Infinity Backyard Ultra	181,06	×2
✓ 4	20/10/2018	7th Big Dog's Backyard Ultra	181,06	×2
✓ 5	19/10/2019	8th Big Dog's Backyard Ultra	167,65	×2
✓ 6	18/10/2014	4th Big Dog's Backyard Ultra	167,65	×2
✓ 7	9/10/2021	3rd Arrowhead 24 Hour Endurance Run	166,81	×2
✓ 8	21/10/2017	6th Big Dog's Backyard Ultra	160,94	×2
✓ 9	20/10/2012	2nd Big Dog's Backyard Ultra	160,94	×2
✓ 10	7/11/2020	12th Ozark Trail 100 Mile Endurance Run	160,93	×2
✓ 11	4/6/2016	21st Kettle Moraine 100 Mile Endurance Run	160,93	×2
✓ 12	7/11/2015	7th Ozark Trail 100 Mile Endurance Run	160,93	×2
✓ 13	21/6/2014	25th Mohican Trail 100 Mile	160,93	×2
✓ 14	17/8/2013	31st Leadville Trail 100 Mile	160,93	×2
✓ 15	28/7/2012	6th Burning River 100 Mile Endurance Run	160,93	×2
✓ 16	15/10/2011	1st Taturs Pumpkin Holler 100 Mile Race	160,93	×2
✓ 17	6/11/2010	2nd Ozark Trail 100 Mile Endurance Run	160,93	×2
✓ 18	5/6/2010	15th Kettle Moraine 100 Mile Endurance Runs	160,93	×2
✓ 19	19/4/2024	6th The 24 Hour Lions Roar Trail Race	160,93	×2
✓ 20	18/3/2022	18th Three Days of Syllamo Stage Race	150,00	×1
✓ 21	20/3/2015	11th Three Days of Syllamo Stage Race	150,00	×1
✓ 22	14/3/2014	10th Three Days of Syllamo Stage Race	150,00	×1
✓ 23	9/3/2012	8th Three Days of Syllamo Stage Race	150,00	×1
✓ 24	14/3/2008	4th Three Days of Syllamo Stage Race	150,00	×1
✓ 25	1/12/2018	1st Four Fore Thirty Infinity Backyard Ultra	147,53	×1
✓ 26	15/10/2016	5th Big Dog's Backyard Ultra	147,53	×1
✓ 27	23/4/2021	3rd The 24 Hour Lions Roar Trail Race	144,84	×1
✓ 28	13/3/2009	5th Three Days of Syllamo Stage Race	142,00	×1
✓ 29	17/4/2026	8th The 24 Hour Lions Roar Trail Race	140,82	×1
✓ 30	5/12/2020	3rd Four Fore Thirty Infinity Backyard Ultra	120,71	×1
✓ 31	22/4/2023	5th The 12 Hour Lions Roar Trail Race	112,65	×1
✓ 32	16/10/2021	2nd Minnie Ha Ha 12 Hour Run	102,26	×1
✓ 33	30/4/2016	4th FlatRock 101K Ultra Trail Race	101,00	×1
✓ 34	8/6/2019	2nd Last Runner Standing Run	100,59	×1
✓ 35	31/7/2021	7th Never Summer 100k	100,00	×1
✓ 36	27/7/2019	5th Never Summer 100k	100,00	×1
✓ 37	16/4/2016	10th Vasque Free State Trail 100 km Run	100,00	×1
✓ 38	2/6/2012	17th Kettle Moraine 100 km Endurance Run	100,00	×1
✓ 39	21/4/2012	6th Vasque Free State Trail 100 km Run	100,00	×1
✓ 40	24/4/2010	4th Vasque Free State Trail 100 km Run	100,00	×1
✓ 41	9/6/2018	1st Last Runner Standing Run	87,18	×1
✓ 42	17/3/2024	20th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 43	18/3/2023	19th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 44	12/11/2022	9th Tunnel Hill 50 Mile Race	80,47	×1
✓ 45	19/3/2022	18th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 46	15/5/2021	22nd Berryman 50 Mile	80,47	×1
✓ 47	10/4/2021	7th Ozarks Foothills 50M	80,47	×1
✓ 48	20/3/2021	17th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 49	18/5/2019	20th Berryman 50 Mile	80,47	×1
✓ 50	16/3/2019	15th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 51	19/5/2018	19th Berryman 50 Mile	80,47	×1
✓ 52	20/5/2017	18th Berryman 50 Mile	80,47	×1
✓ 53	21/5/2016	17th Berryman 50 Mile	80,47	×1
✓ 54	12/9/2015	3rd Mark Twain 50 Mile Endurance Run	80,47	×1
✓ 55	16/5/2015	16th Berryman 50 Mile	80,47	×1
✓ 56	21/3/2015	11th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 57	17/5/2014	15th Berryman 50 Mile	80,47	×1
✓ 58	15/3/2014	10th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 59	18/5/2013	14th Berryman 50 Mile	80,47	×1
✓ 60	9/3/2013	10th Land Between The Lakes 50 Mile Trail Run	80,47	×1
✓ 61	19/5/2012	13th Berryman 50 Mile	80,47	×1
✓ 62	10/3/2012	8th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 63	16/5/2009	10th Berryman 50 Mile	80,47	×1
✓ 64	14/3/2009	5th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 65	17/5/2008	9th Berryman 50 Mile	80,47	×1
✓ 66	15/3/2008	4th Three Days of Syllamo 50 Mile Run	80,47	×1
✓ 67	14/7/2018	3rd Get Your Butt Kicked 6 Hour Race	67,14	—
68	17/7/2021	6th Get Your Butt Kicked 6 Hour Race	66,73	—
69	24/6/2023	8th Dark 2 Dawn 9 Hour Trail Run	64,70	—
70	24/6/2022	7th Dark 2 Dawn 9 Hour Trail Run	64,70	—
71	15/7/2023	8th Get Your Butt Kicked 6 Hour Race	64,59	—
72	17/1/2026	6th The Shippey 40mi Endurance Runs	64,37	—
73	5/5/2018	40th Strolling Jim 40 Mile	64,37	—
74	20/7/2024	9th Get Your Butt Kicked 6 Hour Race	62,83	—
75	19/7/2025	10th Get Your Butt Kicked 6 Hour Race	60,38	—
76	26/4/2025	7th The 6 Hour Lions Roar Trail Race	60,35	—
77	22/9/2007	4th Hocking Hills Indian Run	60,00	—
78	9/7/2022	7th Get Your Butt Kicked 6 Hour Race	58,92	—
79	18/7/2026	11th Get Your Butt Kicked 6 Hour Race	57,32	—
80	12/6/2021	1st LOTO 6 Hour Endurance Run	56,41	—
81	25/6/2022	7th Dark 2 Dawn 6 Hour Trail Run	53,91	—
82	28/6/2020	5th Dark 2 Dawn 6 Hour Trail Run	53,91	—
83	30/6/2019	4th Dark 2 Dawn 6 Hour Trail Run	53,91	—
84	6/3/2026	6th Queeny Backyard Ultra	53,65	—
85	15/11/2025	8th Four Fore Thirty Infinity Backyard Ultra	53,65	—
86	2/12/2023	6th Four Fore Thirty Infinity Backyard Ultra	53,65	—
87	20/3/2026	22nd Three Days of Syllamo 50 km Run	50,00	—
88	21/2/2026	3rd Flat Branch Ultra	50,00	—
89	11/10/2025	15th Rock Bridge Revenge 50 km Race	50,00	—
90	24/2/2024	19th Run Toto Run Psycho Wyco 50K	50,00	—
91	14/10/2023	13th Rock Bridge Revenge 50 km Race	50,00	—
92	10/10/2020	10th Rock Bridge Revenge 50 km Race	50,00	—
93	8/3/2020	21st Quivering Quads 50K Trail Race	50,00	—
94	6/10/2018	8th Rock Bridge Revenge 50 km Race	50,00	—
95	21/7/2018	12th Psycho Psummer Run Toto Run 50K	50,00	—
96	7/4/2018	4th Ozarks Foothills 50K	50,00	—
97	7/10/2017	7th Rock Bridge Revenge 50 km Race	50,00	—
98	22/7/2017	11th Psycho Psummer Run Toto Run 50K	50,00	—
99	8/10/2016	6th Rock Bridge Revenge 50 km Race	50,00	—
100	17/9/2016	3rd The Barkley Fall Classic	50,00	—
101	23/7/2016	10th Psycho Psummer Run Toto Run 50K	50,00	—
102	9/4/2016	2nd Ozarks Foothills 50K	50,00	—
103	20/2/2016	12th Run Toto Run Psycho Wyco 50K	50,00	—
104	10/10/2015	6th Defiance 50k	50,00	—
105	3/10/2015	5th Rock Bridge Revenge 50 km Race	50,00	—
106	4/10/2014	4th Rock Bridge Revenge 50 km Race	50,00	—
107	20/9/2014	1st The Barkley Fall Classic	50,00	—
108	13/7/2013	7th Psycho Psummer Run Toto Run 50K	50,00	—
109	14/7/2012	6th Psycho Psummer Run Toto Run 50K	50,00	—
110	25/2/2012	3rd Post Oak Lodge 50K Trail Challenge	50,00	—
111	2/10/2011	3rd Rock Bridge Revenge 50 km Race	50,00	—
112	9/7/2011	5th Psycho Psummer Run Toto Run 50K	50,00	—
113	12/2/2011	7th Run Toto Run Psycho Wyco 50K	50,00	—
114	10/10/2010	2nd Rock Bridge Revenge 50 km Race	50,00	—
115	25/9/2010	16th Flatrock 50K	50,00	—
116	13/2/2010	6th Run Toto Run Psycho Wyco 50K	50,00	—
117	14/2/2009	5th Run Toto Run Psycho Wyco 50K	50,00	—
118	22/3/2025	3rd Three Creeks Torrent Trail Runs	48,28	—