Marit Janse

Born : 1960 Cat. W65 Ultrarunner since 2005

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 ?

Canada

Netherlands

United States

67,5%

Rank quotient ?This runner's calculation uses 127 eligible race(s): Σ(rank − 1) = 7 070; Σ finishers = 10 478. 7 070 / 10 478 × 100 = 67.47%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed127

Km — ultra races9 963 km

> 100 km23

> 160 km19

> 200 km2

> 24h11

> 48h1

Longest race500,0 km

11th Last Annual Vol-State 500K Endurance Run — 14/7/2016

Km per year (ultra races)

560

2022

411

2023

130

2024

2025

2026

Race types (share of distance)

Road24,5%

Trail75,5%

Wins & podiums (ultra)

🏆 Win1

🏆 Win F9

🏅 Top 33

🏅 Top 3 F23

Longest winning streak1

Current streak0

Records

50 km4h58'12 100 km10h59'32 50 mi12h04'00 100 mi23h19'05 6 h62,69 km 12 h83,01 km 24 h163,13 km 48 h130,00 km

HISTORY

127 race(s)

Date		Race	Perf.	Rk
2024
05.04	48h	4th The Country Mile 48 Hour Race	130.000 km	48
2023
07.10	24h	6th Bear Lake Ultra Race	99.843 km	32
15.07	50km	1st Queen City Trail Scramble	7:20:12 h	18
10.03	47h	6th Conquer the Wall 47 Hour Endurance Challenge	211.145 km	1 🏆
18.02	50km	2nd Lake of the Woods 50 km Race	8:30:13 h	41
2022
27.08	50km	11th Moebius Green Monster Trail 50K	8:19:31 h	55
11.06	100mi	6th Lighthouse 100-Mile Ultra	29:30:21 h	47
07.05	12h	2nd Island Time 12 Hour Race	64.373 km	10
23.04	50km	4th The Riley Trails 50k	8:27:44 h	29
10.04	50km	24th Taturs Lake McMurtry 50 km Trail Race	8:57:14 h	48
11.03	47h	5th Conquer the Wall 47 Hour Endurance Challenge	184.752 km	8
2021
18.12	9h	3rd Wood Splitter Winter Solstice Challenge 9 Hour	50.694 km	11
21.08	50km	13th Marquette Trail 50 km	9:34:15 h	120
17.04	52mi	5th Blue Ridge Double Marathon	13:27:20 h	71
20.03	50km	3rd Get Lucky 50 km Trail Race	6:18:35 h	49
2020
06.03	35h	3rd Conquer the Wall 35 Hour Endurance Challenge	161.658 km	3 🥉
2019
19.10	50km	6th Paris Mountain Ultra 50K	9:18:24 h	54
05.10	100mi	5th The Hennepin Hundred - 100 Mile Run	28:02:00 h	129
13.07	50km	11th Dawg Gone Long Run 50k	11:21:10 h	50
30.06	50km	25th Buckeye Trail 50k	9:03:30 h	99
26.05	50km	1st Rock River Canyon 50K	8:13:01 h	16
11.05	50km	4th Thunderbunny 50K	8:17:36 h	116
04.05	24h	1st Twilight Zone 24 Hour Endurance Run	132.770 km	6
19.01	50km	8th Go Short, Go Long, Go Very Long 50K	6:32:53 h	18
2018
29.12	36.8mi	8th Round The Bay Ultra	7:28:00 h	16
02.12	50km	2nd Regal Beagle Ultrarace	6:31:10 h	46
29.09	100mi	4th Tulsa Urban 100 Mile Race	27:51:15 h	8
23.06	50km	4th Two Hearted Trail Run	8:13:40 h	41
09.06	50km	39th Laurel Highlands 50 km Ultra	9:39:19 h	66
19.05	31mi	12th Tie Dye 50k	7:45:29 h	62
12.05	50km	8th Glacier Ridge Trail 50 km Ultramarathon	8:11:08 h	70
21.04	50km	2nd Big Turtle 50 km	8:17:15 h	47
07.04	50km	4th Yamacraw 50k	8:22:39 h	142
2017
11.11	50km	3rd Red River Gorge Ultra 50K	9:47:44 h	102
30.09	50km	2nd Thru The Leaves 50k Trail Run	7:59:58 h	23
23.09	50mi	7th The Georgia Jewel 50 Mile Run	17:30:37 h	59
03.09	24h	16th Olander Park 24 Hour Run	126.478 km	13
05.08	50km	7th Kanawha Trace Trail Runs	9:09:56 h	72
15.04	50km	9th Forget the PR - Mohican 50k	9:45:16 h	165
28.01	12h	5th Black Toe 12 Hour Run	50.211 km	17
2016
31.12	100mi	5th The Pistol 100 Mile Ultra Run	27:28:38 h	48
07.10	50km	7th West Virginia Trilogy 50 km	9:28:09 h	54
24.09	50km	22nd Germantown 50k	8:26:43 h	48
14.07	500km	11th Last Annual Vol-State 500K Endurance Run	8d 19:31:19 h	51
09.07	12h	4th Cacapon 12 Hour Challenge	56.327 km	26
16.04	50km	8th Forget the PR - Mohican 50k	9:07:23 h	149
26.03	50km	4th Haulin' in the Holler 50k Trail race	9:53:49 h	34
19.03	50km	4th Music City Trail Ultra	8:26:17 h	31
02.01	50km	17th Salem Lakeshore Frosty Fifty	14:17:48 h	106
2015
20.12	50km	3rd First Day of Winter 50K	6:33:12 h	18
14.11	100mi	2nd Tunnel Hill 100 Mile Race	26:45:11 h	63
09.10	50km	6th West Virginia Trilogy 50 km	9:49:58 h	76
11.07	50km	21th Buckeye Trail 50k	8:47:04 h	100
14.03	50km	3rd Buzzard Day 50 km Trail Race	8:47:11 h	33
07.03	50km	8th Green Jewel 50K	6:08:51 h	62
08.02	50km	3rd Rocks and Roots Trail Series 50K	7:54:18 h	35
24.01	50km	21st Mountain Mist 50k	7:54:19 h	271
2014
09.08	100mi	5th Beast of Burden Summer 100 Miler	28:57:07 h	32
18.07	12h	1st Christmas in July 12 Hour Run	83.009 km	8
15.03	68mi	2nd Georgia Death Race	23:59:59 h	110
11.01	50km	14th Bandera 50 km Ultratrail	8:23:00 h	131
2013
09.11	24h	2nd Croatan 24-Hour Ultramarathon	163.125 km	11
21.09	24h	7th North Coast 24 Hour Endurance Run	95.753 km	73
27.07	100mi	7th Burning River 100 Mile Endurance Run	29:50:16 h	152
15.06	50km	1st Striders Swan Creek	7:46:58 h	36
01.06	50km	2nd Buckeye Buster 50K	9:14:57 h	61
18.05	50km	Playin’ Possum 50K Trail Run	7:04:11 h	100
01.04	60km	12e De Zestig van Texel	6:44:02 h	321
09.03	100mi	2nd Graveyard 100 Mile Ultramarathon	23:19:05 h	40
13.01	50km	4th Run for Regis 50K	7:56:32 h	56
2012
08.12	50km	2nd Isle du Bois Trail Run	8:29:00 h	50
10.11	50km	1st Run Like a Turkey 50km Race	5:53:44 h	41
13.10	50km	10th Vulture Bait 50 km Trail Race	5:56:21 h	51
29.09	75km	1st Not Yo Momma's 75 km	14:52:01 h	4
28.07	50km	1st Dirty Burg 50K Trail Run	7:25:08 h	18
02.06	100mi	17th Kettle Moraine 100 Mile Endurance Run	29:36:59 h	112
12.05	50mi	50 Miles For Yo Momma	13:43:16 h	30
15.04	50km	4th Forget the PR - Mohican 50k	8:58:36 h	140
01.04	50km	5th Fools 50K Trail Run	6:29:29 h	81
04.02	100mi	20th Rocky Raccoon 100 Mile Trail Run	28:12:25 h	168
2011
31.12	50km	13th HTC Recover From the Holidays 50K	5:44:28 h	38
18.12	50km	15th Huff 50K Trail Run	6:35:07 h	179
29.10	12h	1st Bad Apple Ultra - 12 hour	45.061 km	18
15.10	100km	1st Top of Michigan (TOM) 100k Ultra	12:02:15 h	8
18.06	100mi	22th Mohican Trail 100 Mile	30:47:36 h	48
04.06	50mi	1st Yankee Springs 50 Mile Trail Run	13:10:26 h	6
25.04	60km	11e De Zestig van Texel	6:32:30 h	136
26.03	33.2mi	5th Kal-Haven Trail Run	5:20:46 h	20
05.03	50km	30th Carl Touchstone Memorial Mississippi Trail 50 km	6:26:28 h	25
2010
31.12	50km	12th HTC Recover From the Holidays 50K	5:51:41 h	25
05.12	50km	1st Bigfoot 50K Trail Race	7:01:58 h	67
16.10	50km	8th Vulture Bait 50 km Trail Race	6:48:26 h	89
11.09	100mi	15th Haliburton Forest 100 Mile Race	28:47:22 h	24
21.08	50mi	2nd Marquette Trail 50 Mile	12:04:00 h	7
07.08	24h	4th Dirty girls 24 hour Trail Race	100.000 km	26
29.05	6h	6 uren van de Haarlemmermeer	61.526 km	14
17.04	24h	2nd Lynch's Wood 24 Hour Run	85.295 km	16
06.02	50km	7th Louisville's Love'n the Hills (LLTH 50K)	9:15:25 h	40
24.01	50km	1st Paint Creek 50K	6:19:00 h	15
2009
31.12	6h	2nd Freedom Park New Year's Ultra 6h	57.132 km	2 🥈
19.12	50km	13th Huff 50K Trail Run	5:30:40 h	56
10.10	50km	1st Oil Creek 50 km Trail Run	6:30:27 h	12
26.09	50mi	1st Run Woodstock - Peace Love and 50 Miles	20:03:16 h	45
11.07	50km	6th Dances with Dirt - Devil's Lake 50K Ultra	5:26:47 h	5
20.06	40mi	7th Highlands Sky 40M Trail Run	10:35:05 h	105
06.06	50km	5th Another Dam 50K Run	5:27:35 h	47
09.05	50km	6th Dances with Dirt - Gnaw Bone 50 km Ultra	8:40:30 h	70
21.03	70km	3e Limburgs Zwaarste 70 km	10:05:15 h	67
2008
11.10	50km	1st New River Trail 50 km	5:25:32 h	44
20.09	50mi	2nd Run Rabbit Run 50 Mile UltraMarathon	13:29:00 h	54
02.08	100km	1st Wild West 100k	15:05:38 h	6
21.06	6h	6 Uur Den Haag	62.686 km	6
15.06	50km	13e Rondje Voorne 50 km	4:58:12 h	29
31.05	6h	6 uren van de Haarlemmermeer	57.774 km	32
29.03	30mi	2nd Clinton Lake Ultra	7:01:10 h	62
23.02	40mi	10th Mount Mitchell Challenge	8:51:47 h	98
2007
29.12	50km	11th Huff 50K Trail Run	5:51:30 h	64
10.11	50km	9th Mendon 50K Trail Run	6:32:27 h	26
21.10	50km	5th Stone Steps 50K Trail Run	6:50:09 h	34
05.08	100km	6th Katcina Mosa 100K Mountain Run	19:27:39 h	30
07.07	50km	13th Rattlesnake Trail 50K Ultrarun	7:32:35 h	93
28.04	100km	Self Transcencence 100km Amsterdam	10:59:32 h	4
31.03	100mi	13th Umstead Endurance Run 100 Miles	23:32:37 h	33
10.02	50km	4th Louisville's Love'n the Hills (LLTH 50K)	9:26:11 h	84
2006
30.12	50km	10th Huff 50K Trail Run	5:43:18 h	79
26.05	100mi	14th Sulphur Springs Trail Run 100mi	27:53:38 h	19
2005
18.12	50km	9th Huff 50K Trail Run	7:00:35 h	131

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	14/7/2016	11th Last Annual Vol-State 500K Endurance Run	500,00	×7
✓ 2	10/3/2023	6th Conquer the Wall 47 Hour Endurance Challenge	211,15	×3
✓ 3	11/3/2022	5th Conquer the Wall 47 Hour Endurance Challenge	184,75	×2
✓ 4	9/11/2013	2nd Croatan 24-Hour Ultramarathon	163,13	×2
✓ 5	6/3/2020	3rd Conquer the Wall 35 Hour Endurance Challenge	161,66	×2
✓ 6	11/6/2022	6th Lighthouse 100-Mile Ultra	160,93	×2
✓ 7	5/10/2019	5th The Hennepin Hundred - 100 Mile Run	160,93	×2
✓ 8	29/9/2018	4th Tulsa Urban 100 Mile Race	160,93	×2
✓ 9	31/12/2016	5th The Pistol 100 Mile Ultra Run	160,93	×2
✓ 10	14/11/2015	2nd Tunnel Hill 100 Mile Race	160,93	×2
✓ 11	9/8/2014	5th Beast of Burden Summer 100 Miler	160,93	×2
✓ 12	27/7/2013	7th Burning River 100 Mile Endurance Run	160,93	×2
✓ 13	9/3/2013	2nd Graveyard 100 Mile Ultramarathon	160,93	×2
✓ 14	2/6/2012	17th Kettle Moraine 100 Mile Endurance Run	160,93	×2
✓ 15	4/2/2012	20th Rocky Raccoon 100 Mile Trail Run	160,93	×2
✓ 16	18/6/2011	22th Mohican Trail 100 Mile	160,93	×2
✓ 17	11/9/2010	15th Haliburton Forest 100 Mile Race	160,93	×2
✓ 18	31/3/2007	13th Umstead Endurance Run 100 Miles	160,93	×2
✓ 19	26/5/2006	14th Sulphur Springs Trail Run 100mi	160,93	×2
✓ 20	4/5/2019	1st Twilight Zone 24 Hour Endurance Run	132,77	×2
✓ 21	5/4/2024	4th The Country Mile 48 Hour Race	130,00	×1
✓ 22	3/9/2017	16th Olander Park 24 Hour Run	126,48	×1
✓ 23	15/3/2014	2nd Georgia Death Race	109,44	×1
✓ 24	15/10/2011	1st Top of Michigan (TOM) 100k Ultra	100,00	×1
✓ 25	7/8/2010	4th Dirty girls 24 hour Trail Race	100,00	×1
✓ 26	2/8/2008	1st Wild West 100k	100,00	×1
✓ 27	5/8/2007	6th Katcina Mosa 100K Mountain Run	100,00	×1
✓ 28	28/4/2007	Self Transcencence 100km Amsterdam	100,00	×1
✓ 29	7/10/2023	6th Bear Lake Ultra Race	99,84	×1
✓ 30	21/9/2013	7th North Coast 24 Hour Endurance Run	95,75	×1
✓ 31	17/4/2010	2nd Lynch's Wood 24 Hour Run	85,30	×1
✓ 32	17/4/2021	5th Blue Ridge Double Marathon	83,69	×1
✓ 33	18/7/2014	1st Christmas in July 12 Hour Run	83,01	×1
✓ 34	23/9/2017	7th The Georgia Jewel 50 Mile Run	80,47	×1
✓ 35	12/5/2012	50 Miles For Yo Momma	80,47	×1
✓ 36	4/6/2011	1st Yankee Springs 50 Mile Trail Run	80,47	×1
✓ 37	21/8/2010	2nd Marquette Trail 50 Mile	80,47	×1
✓ 38	26/9/2009	1st Run Woodstock - Peace Love and 50 Miles	80,47	×1
✓ 39	20/9/2008	2nd Run Rabbit Run 50 Mile UltraMarathon	80,47	×1
✓ 40	29/9/2012	1st Not Yo Momma's 75 km	75,00	×1
✓ 41	21/3/2009	3e Limburgs Zwaarste 70 km	70,00	×1
✓ 42	20/6/2009	7th Highlands Sky 40M Trail Run	64,37	—
✓ 43	23/2/2008	10th Mount Mitchell Challenge	64,37	—
✓ 44	7/5/2022	2nd Island Time 12 Hour Race	64,37	—
✓ 45	21/6/2008	6 Uur Den Haag	62,69	—
✓ 46	29/5/2010	6 uren van de Haarlemmermeer	61,53	—
✓ 47	1/4/2013	12e De Zestig van Texel	60,00	—
✓ 48	25/4/2011	11e De Zestig van Texel	60,00	—
✓ 49	29/12/2018	8th Round The Bay Ultra	59,22	—
✓ 50	31/5/2008	6 uren van de Haarlemmermeer	57,77	—
✓ 51	31/12/2009	2nd Freedom Park New Year's Ultra 6h	57,13	—
✓ 52	9/7/2016	4th Cacapon 12 Hour Challenge	56,33	—
✓ 53	26/3/2011	5th Kal-Haven Trail Run	53,43	—
54	18/12/2021	3rd Wood Splitter Winter Solstice Challenge 9 Hour	50,69	—
55	28/1/2017	5th Black Toe 12 Hour Run	50,21	—
56	15/7/2023	1st Queen City Trail Scramble	50,00	—
57	18/2/2023	2nd Lake of the Woods 50 km Race	50,00	—
58	27/8/2022	11th Moebius Green Monster Trail 50K	50,00	—
59	23/4/2022	4th The Riley Trails 50k	50,00	—
60	10/4/2022	24th Taturs Lake McMurtry 50 km Trail Race	50,00	—
61	21/8/2021	13th Marquette Trail 50 km	50,00	—
62	20/3/2021	3rd Get Lucky 50 km Trail Race	50,00	—
63	19/10/2019	6th Paris Mountain Ultra 50K	50,00	—
64	13/7/2019	11th Dawg Gone Long Run 50k	50,00	—
65	30/6/2019	25th Buckeye Trail 50k	50,00	—
66	26/5/2019	1st Rock River Canyon 50K	50,00	—
67	11/5/2019	4th Thunderbunny 50K	50,00	—
68	19/1/2019	8th Go Short, Go Long, Go Very Long 50K	50,00	—
69	2/12/2018	2nd Regal Beagle Ultrarace	50,00	—
70	23/6/2018	4th Two Hearted Trail Run	50,00	—
71	9/6/2018	39th Laurel Highlands 50 km Ultra	50,00	—
72	12/5/2018	8th Glacier Ridge Trail 50 km Ultramarathon	50,00	—
73	21/4/2018	2nd Big Turtle 50 km	50,00	—
74	7/4/2018	4th Yamacraw 50k	50,00	—
75	11/11/2017	3rd Red River Gorge Ultra 50K	50,00	—
76	30/9/2017	2nd Thru The Leaves 50k Trail Run	50,00	—
77	5/8/2017	7th Kanawha Trace Trail Runs	50,00	—
78	15/4/2017	9th Forget the PR - Mohican 50k	50,00	—
79	7/10/2016	7th West Virginia Trilogy 50 km	50,00	—
80	24/9/2016	22nd Germantown 50k	50,00	—
81	16/4/2016	8th Forget the PR - Mohican 50k	50,00	—
82	26/3/2016	4th Haulin' in the Holler 50k Trail race	50,00	—
83	19/3/2016	4th Music City Trail Ultra	50,00	—
84	2/1/2016	17th Salem Lakeshore Frosty Fifty	50,00	—
85	20/12/2015	3rd First Day of Winter 50K	50,00	—
86	9/10/2015	6th West Virginia Trilogy 50 km	50,00	—
87	11/7/2015	21th Buckeye Trail 50k	50,00	—
88	14/3/2015	3rd Buzzard Day 50 km Trail Race	50,00	—
89	7/3/2015	8th Green Jewel 50K	50,00	—
90	8/2/2015	3rd Rocks and Roots Trail Series 50K	50,00	—
91	24/1/2015	21st Mountain Mist 50k	50,00	—
92	11/1/2014	14th Bandera 50 km Ultratrail	50,00	—
93	15/6/2013	1st Striders Swan Creek	50,00	—
94	1/6/2013	2nd Buckeye Buster 50K	50,00	—
95	18/5/2013	Playin’ Possum 50K Trail Run	50,00	—
96	13/1/2013	4th Run for Regis 50K	50,00	—
97	8/12/2012	2nd Isle du Bois Trail Run	50,00	—
98	10/11/2012	1st Run Like a Turkey 50km Race	50,00	—
99	13/10/2012	10th Vulture Bait 50 km Trail Race	50,00	—
100	28/7/2012	1st Dirty Burg 50K Trail Run	50,00	—
101	15/4/2012	4th Forget the PR - Mohican 50k	50,00	—
102	1/4/2012	5th Fools 50K Trail Run	50,00	—
103	31/12/2011	13th HTC Recover From the Holidays 50K	50,00	—
104	18/12/2011	15th Huff 50K Trail Run	50,00	—
105	5/3/2011	30th Carl Touchstone Memorial Mississippi Trail 50 km	50,00	—
106	31/12/2010	12th HTC Recover From the Holidays 50K	50,00	—
107	5/12/2010	1st Bigfoot 50K Trail Race	50,00	—
108	16/10/2010	8th Vulture Bait 50 km Trail Race	50,00	—
109	6/2/2010	7th Louisville's Love'n the Hills (LLTH 50K)	50,00	—
110	24/1/2010	1st Paint Creek 50K	50,00	—
111	19/12/2009	13th Huff 50K Trail Run	50,00	—
112	10/10/2009	1st Oil Creek 50 km Trail Run	50,00	—
113	11/7/2009	6th Dances with Dirt - Devil's Lake 50K Ultra	50,00	—
114	6/6/2009	5th Another Dam 50K Run	50,00	—
115	9/5/2009	6th Dances with Dirt - Gnaw Bone 50 km Ultra	50,00	—
116	11/10/2008	1st New River Trail 50 km	50,00	—
117	15/6/2008	13e Rondje Voorne 50 km	50,00	—
118	29/12/2007	11th Huff 50K Trail Run	50,00	—
119	10/11/2007	9th Mendon 50K Trail Run	50,00	—
120	21/10/2007	5th Stone Steps 50K Trail Run	50,00	—
121	7/7/2007	13th Rattlesnake Trail 50K Ultrarun	50,00	—
122	10/2/2007	4th Louisville's Love'n the Hills (LLTH 50K)	50,00	—
123	30/12/2006	10th Huff 50K Trail Run	50,00	—
124	18/12/2005	9th Huff 50K Trail Run	50,00	—
125	19/5/2018	12th Tie Dye 50k	49,89	—
126	29/3/2008	2nd Clinton Lake Ultra	48,28	—
127	29/10/2011	1st Bad Apple Ultra - 12 hour	45,06	—