Walter Rätsch

Born : 1950 Cat. M75 Ultrarunner since 2003

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 ?

France

Germany

Morocco

Switzerland

46,8%

Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 9 297; Σ finishers = 19 864. 9 297 / 19 864 × 100 = 46.80%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed25

Km — ultra races1 957 km

> 100 km4

> 160 km4

> 200 km1

Longest race245,7 km

20. Marathon des Sables — 10/4/2005

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road5,1%

Trail69,7%

Stage25,2%

Records

100 km11h13'48 100 mi39h25'21

HISTORY

20 race(s)

Date		Race	Perf.	Rk
2011
26.08	166km	9ème Ultra Trail Tour du Mont Blanc	42:48:20 h	742
24.06	100km	1. Zugspitz-Ultratrail	22:44:52 h	277
2010
11.06	100km	52. 100 km Lauf Biel	12:24:36 h	559
08.05	72.7km	38. GutsMuths-Rennsteiglauf	8:44:53 h	1125
2009
12.06	100km	51. 100 km Lauf Biel	11:13:48 h	373
16.05	72.7km	37. GutsMuths-Rennsteiglauf	8:10:11 h	736
2008
29.08	165km	6ème Ultra Trail Tour du Mont Blanc	39:39:52 h	530
17.05	72.7km	36. GutsMuths-Rennsteiglauf	8:33:22 h	969
2007
24.08	163km	5ème Ultra Trail Tour du Mont Blanc	39:25:21 h	709
15.06	100km	49. 100 km Lauf Biel	11:50:48 h	520
19.05	72.7km	35. GutsMuths-Rennsteiglauf	8:38:11 h	856
2006
13.07	53km	Swiss Jura Marathon Etappe 5 La Chaux-de-Fonds - Biel	7:12:12 h	51
12.07	47km	Swiss Jura Marathon Etappe 4 Fleurier - La Chaux-de-Fonds	7:09:49 h	45
11.07	56km	Swiss Jura Marathon Etappe 3 Le Sentier-Fleurier	7:48:53 h	57
10.07	45km	Swiss Jura Marathon Etappe 2 St.Cergue-Le Sentier	5:53:43 h	54
09.07	47km	Swiss Jura Marathon Etappe 1 Genf-St.Cergue	5:58:51 h	57
09.06	100km	48. 100 km Lauf Biel	11:27:37 h	467
2005
10.04	245.7km/6stages	20. Marathon des Sables	44:54:13 h	386
2004
11.06	100km	46. 100 km Lauf Biel	11:43:59 h	581
2003
26.07	78km	18. Swiss Alpine Marathon	9:38:30 h	482

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/4/2005	20. Marathon des Sables	245,70	×6
✓ 2	26/8/2011	9ème Ultra Trail Tour du Mont Blanc (UTMB)	166,00	×4
✓ 3	29/8/2008	6ème Ultra Trail Tour du Mont Blanc (UTMB)	165,00	×4
✓ 4	24/8/2007	5ème Ultra Trail Tour du Mont Blanc (UTMB)	163,00	×4
✓ 5	24/6/2011	1. Zugspitz-Ultratrail	100,00	×2
✓ 6	11/6/2010	52. 100 km Lauf Biel	100,00	×2
✓ 7	12/6/2009	51. 100 km Lauf Biel	100,00	×2
✓ 8	15/6/2007	49. 100 km Lauf Biel	100,00	×2
✓ 9	9/6/2006	48. 100 km Lauf Biel	100,00	×2
✓ 10	11/6/2004	46. 100 km Lauf Biel	100,00	×2
✓ 11	26/7/2003	18. Swiss Alpine Marathon	78,00	×2
✓ 12	8/5/2010	38. GutsMuths-Rennsteiglauf	72,70	×2
✓ 13	16/5/2009	37. GutsMuths-Rennsteiglauf	72,70	×2
✓ 14	17/5/2008	36. GutsMuths-Rennsteiglauf	72,70	×2
✓ 15	19/5/2007	35. GutsMuths-Rennsteiglauf	72,70	×2