Gerry Visser

Born : 1963 Cat. W60 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 ?

Netherlands

Switzerland

56,3%

Rank quotient ?This runner's calculation uses 67 eligible race(s): Σ(rank − 1) = 4 947; Σ finishers = 8 786. 4 947 / 8 786 × 100 = 56.31%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed67

Km — ultra races3 651 km

Longest race100,0 km

33. RUN Winschoten 100 km — 13/9/2008

Km per year (ultra races)

150

2022

150

2023

150

2024

150

2025

2026

Race types (share of distance)

Road42,6%

Trail57,4%

Wins & podiums (ultra)

🏆 Win1

🏆 Win F2

🏅 Top 31

🏅 Top 3 F19

Longest winning streak1

Current streak0

Records

50 km4h13'46 100 km10h11'47 6 h66,07 km

HISTORY

70 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2026
07.03	50km	13. SallandTrail 50 km	6:22:32 h	158
2025
13.09	50km	49. RUN Winschoten 50 km	4:54:12 h	35
05.07	50km	VechtdalTrail	5:57:55 h	35
08.03	50km	12. SallandTrail 50 km	6:18:55 h	149
2024
14.09	50km	48. RUN Winschoten 50 km - Nederlands Kampioenschap	4:46:31 h	20
14.09	50km	48. RUN Winschoten 50 km - open race	4:46:31 h	42
09.03	50km	11. SallandTrail 50 km	5:43:45 h	122
2023
09.09	50km	47. RUN Winschoten 50 km	4:59:19 h	29
11.03	50km	10. SallandTrail 50 km	5:36:09 h	147
05.03	50km	Trailrun Terschelling	6:04:01 h	1 🏆
2022
10.09	50km	46. RUN Winschoten 50 km	4:49:27 h	38
06.08	50km	9. Hivernal Trail	7:12:33 h	9
12.03	50km	9. SallandTrail 50 km	5:39:38 h	125
2021
11.09	50km	45. RUN Winschoten 50 km	4:47:11 h	23
03.07	50km	VechtdalTrail	5:37:42 h	16
2019
06.10	50km	Trailrun Terschelling	5:44:01 h	11
14.09	50km	44. RUN Winschoten 50 km	4:42:05 h	39
06.07	50km	VechtdalTrail	5:41:44 h	33
09.03	50km	8. SallandTrail 50 km	5:18:51 h	93
2018
07.10	50km	Trailrun Terschelling	6:04:13 h	31
10.03	50km	7. SallandTrail 50 km	5:28:19 h	74
13.01	46km	Drents Friese Wold Trail	5:09:11 h	47
2017
08.10	50km	Trailrun Terschelling	5:57:24 h	40
09.09	50km	42. RUN Winschoten 50 km	4:31:23 h	28
01.07	45.6km	6. Zermatt Ultra Marathon	7:02:17 h	449
17.04	60km	14e De Zestig van Texel	6:09:34 h	161
11.03	50km	6. SallandTrail 50 km	5:47:30 h	149
2016
09.10	50km	Trailrun Terschelling	6:09:41 h	11
10.09	50km	41. RUN Winschoten 50 km	4:40:33 h	21
19.06	55km	55 km Veluwezoom Trail	6:16:19 h	40
12.03	75km	5. SallandTrail 75 km	8:54:08 h	66
2015
10.10	50km	Trailrun Terschelling	5:50:20 h	4
12.09	50km	40. RUN Winschoten 50 km	4:24:08 h	28
28.06	55km	55 km Veluwezoom Trail	6:02:31 h	58
06.04	60km	13e De Zestig van Texel	5:43:19 h	123
14.02	50km	Texel Trail	5:09:39 h	10
2014
13.09	50km	39. RUN Winschoten 50 km	4:23:58 h	14
08.03	50km	3. SallandTrail 50km	4:43:23 h	27
2013
14.09	50km	38. RUN Winschoten 50 km	4:14:51 h	22
27.07	77.5km	28. Swiss Alpine Marathon	12:16:36 h	637
07.07	50km	6. Internationale Ultraloop 50 van Assen	4:27:29 h	11
01.04	60km	12e De Zestig van Texel	5:45:46 h	106
09.03	50km	2. SallandTrail 50km	5:02:59 h	26
2012
08.09	50km	37. RUN Winschoten 50 km	4:13:46 h	7
08.07	50km	5. Internationale Ultraloop 50 van Assen	4:27:00 h	22
24.06	52km	52 km Veluwezoom Trail	5:19:22 h	34
10.03	50km	1. SallandTrail 50km	5:04:53 h	21
2011
10.09	50km	36. RUN Winschoten 50 km	4:31:23 h	16
26.06	50km	50 km Veluwezoom Trail	5:20:55 h	37
25.04	60km	11e De Zestig van Texel	6:07:32 h	77
2010
04.07	50km	3. Ultraloop 50 van Assen	4:38:26 h	34
20.06	50km	50 km Veluwezoom Trail	5:19:30 h	50
2009
12.09	50km	34. RUN Winschoten 50 km	4:40:45 h	25
05.07	50km	2. Ultraloop 50 van Assen	4:31:18 h	24
13.04	60km	10e De Zestig van Texel	5:45:19 h	78
01.03	6h	14de Zes uurs ultraloop Stein	64.576 km	61
2008
13.09	50km	33. RUN Winschoten 100 km - 50km Split	4:50:55 h	40
13.09	100km	33. RUN Winschoten 100 km	10:11:47 h	35
26.07	78km	23. Swiss Alpine Marathon	11:41:10 h	829
06.07	50km	1. Ultraloop 50 van Assen	4:59:51 h	35
2007
08.09	50km	RUN Winschoten 50 km, Finale IAU 50km Trophy	4:17:17 h	17
09.04	60km	9e De Zestig van Texel	5:46:54 h	83
04.03	50km	12de Zes uurs ultraloop Stein - 50km Split	4:32:58 h	50
04.03	6h	12de Zes uurs ultraloop Stein	63.941 km	43
2006
01.10	6h	6h Ultraloop Amersfoort	62.170 km	12
16.09	50km	31. RUN Winschoten 50 km (IAU Trophy Final)	4:36:39 h	25
02.04	50km	11de Zes uurs ultraloop Stein - 50km Split	4:31:21 h	35
02.04	6h	11de Zes uurs ultraloop Stein	66.072 km	25
2005
10.09	100km	30. IAU 100km EC Winschoten	10:25:03 h	103
10.09	50km	30. IAU 100km EC Winschoten - 50km Split	4:57:17 h	108
21.05	50km	21e Eemlake Run (Eemmeerloop)	4:29:52 h	13

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	13/9/2008	33. RUN Winschoten 100 km	100,00	×2
✓ 2	10/9/2005	30. IAU 100km EC Winschoten	100,00	×2
✓ 3	26/7/2008	23. Swiss Alpine Marathon	78,00	×1
✓ 4	27/7/2013	28. Swiss Alpine Marathon	77,50	×1
✓ 5	12/3/2016	5. SallandTrail 75 km	75,00	×1
✓ 6	2/4/2006	11de Zes uurs ultraloop Stein	66,07	×1
✓ 7	1/3/2009	14de Zes uurs ultraloop Stein	64,58	×1
✓ 8	4/3/2007	12de Zes uurs ultraloop Stein	63,94	×1
✓ 9	1/10/2006	6h Ultraloop Amersfoort	62,17	×1
✓ 10	17/4/2017	14e De Zestig van Texel	60,00	×1
✓ 11	6/4/2015	13e De Zestig van Texel	60,00	×1
✓ 12	1/4/2013	12e De Zestig van Texel	60,00	×1
✓ 13	25/4/2011	11e De Zestig van Texel	60,00	×1
✓ 14	13/4/2009	10e De Zestig van Texel	60,00	×1
✓ 15	9/4/2007	9e De Zestig van Texel	60,00	×1
✓ 16	19/6/2016	55 km Veluwezoom Trail	55,00	×1
✓ 17	28/6/2015	55 km Veluwezoom Trail	55,00	×1
✓ 18	24/6/2012	52 km Veluwezoom Trail	52,00	×1
✓ 19	7/3/2026	13. SallandTrail 50 km	50,00	×1
✓ 20	13/9/2025	49. RUN Winschoten 50 km	50,00	×1
✓ 21	5/7/2025	VechtdalTrail	50,00	×1
✓ 22	8/3/2025	12. SallandTrail 50 km	50,00	×1
✓ 23	14/9/2024	48. RUN Winschoten 50 km - Nederlands Kampioenschap	50,00	×1
✓ 24	9/3/2024	11. SallandTrail 50 km	50,00	×1
✓ 25	9/9/2023	47. RUN Winschoten 50 km	50,00	×1
✓ 26	11/3/2023	10. SallandTrail 50 km	50,00	×1
✓ 27	5/3/2023	Trailrun Terschelling	50,00	×1
✓ 28	10/9/2022	46. RUN Winschoten 50 km	50,00	×1
✓ 29	6/8/2022	9. Hivernal Trail	50,00	×1
✓ 30	12/3/2022	9. SallandTrail 50 km	50,00	×1
✓ 31	11/9/2021	45. RUN Winschoten 50 km	50,00	×1
✓ 32	3/7/2021	VechtdalTrail	50,00	×1
✓ 33	6/10/2019	Trailrun Terschelling	50,00	×1
✓ 34	14/9/2019	44. RUN Winschoten 50 km	50,00	×1
✓ 35	6/7/2019	VechtdalTrail	50,00	×1
✓ 36	9/3/2019	8. SallandTrail 50 km	50,00	×1
✓ 37	7/10/2018	Trailrun Terschelling	50,00	×1
✓ 38	10/3/2018	7. SallandTrail 50 km	50,00	×1
✓ 39	8/10/2017	Trailrun Terschelling	50,00	×1
✓ 40	9/9/2017	42. RUN Winschoten 50 km	50,00	×1
✓ 41	11/3/2017	6. SallandTrail 50 km	50,00	×1
✓ 42	9/10/2016	Trailrun Terschelling	50,00	×1
✓ 43	10/9/2016	41. RUN Winschoten 50 km	50,00	×1
✓ 44	10/10/2015	Trailrun Terschelling	50,00	×1
✓ 45	12/9/2015	40. RUN Winschoten 50 km	50,00	×1
✓ 46	14/2/2015	Texel Trail	50,00	×1
✓ 47	13/9/2014	39. RUN Winschoten 50 km	50,00	×1
✓ 48	8/3/2014	3. SallandTrail 50km	50,00	×1
✓ 49	14/9/2013	38. RUN Winschoten 50 km	50,00	×1
✓ 50	7/7/2013	6. Internationale Ultraloop 50 van Assen	50,00	×1
51	9/3/2013	2. SallandTrail 50km	50,00	×1
52	8/9/2012	37. RUN Winschoten 50 km	50,00	×1
53	8/7/2012	5. Internationale Ultraloop 50 van Assen	50,00	×1
54	10/3/2012	1. SallandTrail 50km	50,00	×1
55	10/9/2011	36. RUN Winschoten 50 km	50,00	×1
56	26/6/2011	50 km Veluwezoom Trail	50,00	×1
57	4/7/2010	3. Ultraloop 50 van Assen	50,00	×1
58	20/6/2010	50 km Veluwezoom Trail	50,00	×1
59	12/9/2009	34. RUN Winschoten 50 km	50,00	×1
60	5/7/2009	2. Ultraloop 50 van Assen	50,00	×1
61	6/7/2008	1. Ultraloop 50 van Assen	50,00	×1
62	8/9/2007	RUN Winschoten 50 km, Finale IAU 50km Trophy	50,00	×1
63	16/9/2006	31. RUN Winschoten 50 km (IAU Trophy Final)	50,00	×1
64	21/5/2005	21e Eemlake Run (Eemmeerloop)	50,00	×1
65	13/1/2018	Drents Friese Wold Trail	46,00	—
66	1/7/2017	6. Zermatt Ultra Marathon	45,60	—