Walter Krohn

Born : 1959 Cat. M65 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 ?

Germany

South Africa

Switzerland

32,0%

Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 4 229; Σ finishers = 13 202. 4 229 / 13 202 × 100 = 32.03%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed20

Km — ultra races1 257 km

> 100 km1

> 24h1

Longest race148,4 km

2. Schwarzwaldultra — 30/8/2019

Km per year (ultra races)

114

2022

114

2023

2024

2025

2026

Race types (share of distance)

Road9,4%

Trail67,0%

Stage23,6%

Records

50 km5h35'00 100 km11h44'09 24 h61,80 km

HISTORY

20 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2025
04.07	50km	6. Heuchelbergtrail - 50 km	7:16:12 h	73
2024
24.11	57km	7. Rössleweg RunMob - Es ist wieder mal so weit...	7:16:00 h	80
2023
26.11	57km	6. Rössleweg RunMob - Auf ein Neues	7:44:00 h	44
20.05	56.6km	4 HALB-Traum	8:41:00 h	75
2022
20.11	57km	5. Rössleweg RunMob - Das kleine Jubiläum	6:36:00 h	32
28.05	56.6km	3 HALB-Traum	7:16:52 h	41
2021
21.11	57km	4. Rössleweg RunMob - pur und unverfälscht	6:36:00 h	26
08.08	69km	12. Allgäu Panorama Ultra Trail	10:41:18 h	142
24.07	24h	2. LIWA-LaufTreff Vollmond-Ultra Laufnacht	61.800 km	9
2019
24.11	57km	Rössleweg RunMob - Third Edition	6:25:00 h	10
01.09	46.5km	Schwarzwaldultra Etappe 3	6:23:00 h	8
31.08	52.8km	Schwarzwaldultra Etappe 2	7:18:00 h	8
30.08	49.1km	Schwarzwaldultra Etappe 1	6:24:00 h	8
30.08	148.4km	2. Schwarzwaldultra	20:05:00 h	8
07.06	100km	61. 100 km Lauf Biel	11:44:09 h	203
20.04	45km	7. Ultraschneckens Plain Vanilla	5:59:00 h	7
02.02	50km	Ralfs Geburtstagslauf	5:35:00 h	5
2018
25.11	57km	2. Rössleweg RunMob 2	7:25:00 h	33
2017
15.04	56km	48th Two Oceans Marathon	5:36:42 h	2770
15.04	50km	48th Two Oceans Marathon - 50km Split	4:56:54 h	2610
2016
21.05	72.7km	44. GutsMuths-Rennsteiglauf	8:14:14 h	688

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	30/8/2019	2. Schwarzwaldultra	148,40	×5
✓ 2	7/6/2019	61. 100 km Lauf Biel	100,00	×3
✓ 3	21/5/2016	44. GutsMuths-Rennsteiglauf	72,70	×2
✓ 4	8/8/2021	12. Allgäu Panorama Ultra Trail	69,00	×2
✓ 5	24/7/2021	2. LIWA-LaufTreff Vollmond-Ultra Laufnacht	61,80	×2
✓ 6	24/11/2024	7. Rössleweg RunMob - Es ist wieder mal so weit...	57,00	×2
✓ 7	26/11/2023	6. Rössleweg RunMob - Auf ein Neues	57,00	×2
✓ 8	20/11/2022	5. Rössleweg RunMob - Das kleine Jubiläum	57,00	×2
✓ 9	21/11/2021	4. Rössleweg RunMob - pur und unverfälscht	57,00	×2
✓ 10	24/11/2019	Rössleweg RunMob - Third Edition	57,00	×2
✓ 11	25/11/2018	2. Rössleweg RunMob 2	57,00	×2
✓ 12	20/5/2023	4 HALB-Traum	56,60	×2
✓ 13	28/5/2022	3 HALB-Traum	56,60	×2
✓ 14	15/4/2017	48th Two Oceans Marathon	56,00	×2
✓ 15	4/7/2025	6. Heuchelbergtrail - 50 km	50,00	×1
✓ 16	2/2/2019	Ralfs Geburtstagslauf	50,00	×1
✓ 17	20/4/2019	7. Ultraschneckens Plain Vanilla	45,00	×1