Monica Dekker

Born : 1983 Cat. W40 Ultrarunner since 2016

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 ?

Austria

Belgium

Croatia

France

United Kingdom

Germany

Italy

Luxembourg

Netherlands

Slovenia

70,5%

Rank quotient ?This runner's calculation uses 51 eligible race(s): Σ(rank − 1) = 4 783; Σ finishers = 6 786. 4 783 / 6 786 × 100 = 70.48%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed53

Km — ultra races6 038 km

> 100 km27

> 160 km17

> 200 km5

> 24h9

> 48h1

Longest race346,0 km

Race Across Scotland 215 Mile — 10/8/2024

Km per year (ultra races)

1 408

2022

1 383

2023

882

2024

110

2025

2026

Race types (share of distance)

Road0,8%

Trail75,4%

Stage2,6%

Elim.21,2%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F1

🏅 Top 30

🏅 Top 3 F11

Longest winning streak0

Current streak0

Records

50 km5h00'40 100 km13h35'30 50 mi17h36'05 100 mi25h53'00 24 h50,73 km Backyard31 loops

HISTORY

51 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2025
25.04	110km	Ultra Trail Vipava Valley 110 Centurion	22:15:21 h	120
2024
19.10	Backyard Ultra	3rd Backyard Ultra - World Team Championships - Netherlands	207.886 km (31h)	12
10.08	215mi	Race Across Scotland 215 Mile	3d 14:26:18 h	30
28.06	Backyard Ultra	4. Antwerp Backyard Ultra	140.826 km (21h)	19
27.04	70km	Trail du Grand Ballon 70km	12:06:39 h	287
13.04	52.4km	TDI (Trail des Idylles)	9:57:51 h	154
21.01	65km	Houffatrail 65km	9:56:23 h	116
2023
16.12	100mi	The Bello Gallico Trail 100mi	25:53:00 h	86
28.10	100km	11th Grizzly100	13:35:30 h	79
23.09	56km	Zevenheuvelentrail	7:45:36 h	145
16.09	100mi	The Great Escape 100 miles	30:41:00 h	45
09.09	111km	7ème Leopard Ultratrail du Mullerthal (UTML) - Ultratrail 111km	20:13:11 h	59
29.07	80km	Osttirol Trail (OTT 80)	17:36:05 h	72
08.07	50km	La Chouffe Trail 50km	7:55:06 h	103
30.06	43h	Another One Bites the Dust	176.400 km	7
15.04	110km	11th Istria by UTMB - Blue Course	18:45:14 h	188
08.04	52.4km	TDI (Trail des Idylles)	9:15:07 h	162
18.03	24h	2. 24hrs Sittard	50.725 km	68
18.03	50km	2. 24hrs Sittard - 50km Split	4:53:38 h	23
17.02	275km	Legends Trail 250	2d 18:35:00 h	25
2022
17.12	100mi	The Bello Gallico Trail 100mi	29:40:00 h	98
15.10	Backyard Ultra	2nd Backyard Ultra World Team Championships - Netherlands	201.180 km (30h)	11
24.09	100mi	The Great Escape 100 miles	31:54:00 h	37
10.09	65km	6. Südthüringentrail - Heldentrail 65 km	9:58:11 h	105
16.07	108km	10. Zugspitz Ultratrail	23:28:00 h	288
01.07	32h	Another One Bites the Dust	169.680 km	12
21.05	83km	Grand Trail des Lacs et Châteaux 83km	16:26:06 h	241
24.04	Backyard Ultra	Legends Backyard Ultra	187.768 km (28h)	12
25.02	272km	Legends Trail 250	2d 18:45:00 h	37
2021
18.12	100mi	The Bello Gallico Trail 100mi	27:14:00 h	90
25.09	100mi	The Great Escape 100 miles	32:33:00 h	31
04.09	102km	Black Devils 100	13:57:05 h	18
31.07	80km	Osttirol Trail (OTT 80)	18:16:37 h	244
02.07	Backyard Ultra	1. Antwerp Backyard Ultra	100.590 km (15h)	11
29.05	165km	11° Grand Trail des Lacs et Châteaux 165km	30:37:15 h	69
2020
19.09	100mi	The Great Escape 100 miles	34:56:00 h	81
12.04	112km	1. Petranpad Ultra Run 112k	15:41:00 h	16
31.01	55km	Dutch coast ultra-run by night 55 km	6:21:00 h	8
2019
14.12	100mi	The Bello Gallico Trail 100mi	31:43:00 h	84
26.10	100km	8th Bear Trail 100 km	15:43:10 h	94
28.06	29h	Another One Bites the Dust	95.344 km	33
08.06	103km	4th Dolomiti Extreme Trail 103km	27:26:59 h	266
04.05	97mi/3stages	The Devil's Challenge 2019	21:25:29 h	39
20.04	49.6km	Trail de la Grande Idylle	9:46:10 h	177
2018
11.08	70km	3ème Trail des Fantomes 70km	13:04:40 h	97
10.03	50km	7. SallandTrail 50 km	6:02:40 h	138
26.01	75km	Dutch coast ultra-run by night 75 km	10:43:23 h	16
2017
25.03	57km	6ème Trail des Crêtes de Spa	7:59:20 h	350
11.03	75km	6. SallandTrail 75 km	9:04:27 h	62
2016
11.12	50km	Houffatrail 50km	7:39:36 h	134
14.08	65km	7ème Trail des Fantomes	11:53:38 h	106
12.03	50km	5. SallandTrail 50 km	5:00:40 h	52

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/8/2024	Race Across Scotland 215 Mile	346,01	×5
✓ 2	17/2/2023	Legends Trail 250	275,00	×4
✓ 3	25/2/2022	Legends Trail 250	272,00	×4
✓ 4	19/10/2024	3rd Backyard Ultra - World Team Championships - Netherlands	207,89	×3
✓ 5	15/10/2022	2nd Backyard Ultra World Team Championships - Netherlands	201,18	×3
✓ 6	24/4/2022	Legends Backyard Ultra	187,77	×2
✓ 7	30/6/2023	Another One Bites the Dust	176,40	×2
✓ 8	1/7/2022	Another One Bites the Dust	169,68	×2
✓ 9	29/5/2021	11° Grand Trail des Lacs et Châteaux 165km	165,00	×2
✓ 10	16/12/2023	The Bello Gallico Trail 100mi	160,93	×2
✓ 11	16/9/2023	The Great Escape 100 miles	160,93	×2
✓ 12	17/12/2022	The Bello Gallico Trail 100mi	160,93	×2
✓ 13	24/9/2022	The Great Escape 100 miles	160,93	×2
✓ 14	18/12/2021	The Bello Gallico Trail 100mi	160,93	×2
✓ 15	25/9/2021	The Great Escape 100 miles	160,93	×2
✓ 16	19/9/2020	The Great Escape 100 miles	160,93	×2
✓ 17	14/12/2019	The Bello Gallico Trail 100mi	160,93	×2
✓ 18	4/5/2019	The Devil's Challenge 2019	156,11	×2
✓ 19	28/6/2024	4. Antwerp Backyard Ultra	140,83	×2
✓ 20	12/4/2020	1. Petranpad Ultra Run 112k	112,00	×1
✓ 21	9/9/2023	7ème Leopard Ultratrail du Mullerthal (UTML) - Ultratrail 111km	111,00	×1
✓ 22	25/4/2025	Ultra Trail Vipava Valley 110 Centurion	110,00	×1
✓ 23	15/4/2023	11th Istria by UTMB - Blue Course	110,00	×1
✓ 24	16/7/2022	10. Zugspitz Ultratrail	108,00	×1
✓ 25	8/6/2019	4th Dolomiti Extreme Trail 103km	103,00	×1
✓ 26	4/9/2021	Black Devils 100	102,00	×1
✓ 27	2/7/2021	1. Antwerp Backyard Ultra	100,59	×1
✓ 28	28/10/2023	11th Grizzly100	100,00	×1
✓ 29	26/10/2019	8th Bear Trail 100 km	100,00	×1
✓ 30	28/6/2019	Another One Bites the Dust	95,34	×1
✓ 31	21/5/2022	Grand Trail des Lacs et Châteaux 83km	83,00	×1
✓ 32	29/7/2023	Osttirol Trail (OTT 80)	80,00	×1
✓ 33	31/7/2021	Osttirol Trail (OTT 80)	80,00	×1
✓ 34	26/1/2018	Dutch coast ultra-run by night 75 km	75,00	×1
✓ 35	11/3/2017	6. SallandTrail 75 km	75,00	×1
✓ 36	27/4/2024	Trail du Grand Ballon 70km	70,00	×1
✓ 37	11/8/2018	3ème Trail des Fantomes 70km	70,00	×1
✓ 38	21/1/2024	Houffatrail 65km	65,00	×1
✓ 39	10/9/2022	6. Südthüringentrail - Heldentrail 65 km	65,00	×1
✓ 40	14/8/2016	7ème Trail des Fantomes	65,00	×1
✓ 41	25/3/2017	6ème Trail des Crêtes de Spa	57,00	—
✓ 42	23/9/2023	Zevenheuvelentrail	56,00	—
✓ 43	31/1/2020	Dutch coast ultra-run by night 55 km	55,00	—
✓ 44	13/4/2024	TDI (Trail des Idylles)	52,40	—
✓ 45	8/4/2023	TDI (Trail des Idylles)	52,40	—
✓ 46	18/3/2023	2. 24hrs Sittard	50,73	—
✓ 47	8/7/2023	La Chouffe Trail 50km	50,00	—
✓ 48	10/3/2018	7. SallandTrail 50 km	50,00	—
✓ 49	11/12/2016	Houffatrail 50km	50,00	—
✓ 50	12/3/2016	5. SallandTrail 50 km	50,00	—
51	20/4/2019	Trail de la Grande Idylle	49,60	—