Friedbert Kubitz

Born : 1955 Cat. M70 Ultrarunner since 2008

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

26,0%

Rank quotient ?This runner's calculation uses 18 eligible race(s): Σ(rank − 1) = 5 708; Σ finishers = 21 951. 5 708 / 21 951 × 100 = 26.00%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed18

Km — ultra races1 386 km

> 100 km2

> 24h2

Longest race154,6 km

3. Bottroper Ultralauf Festival 24h (BUF), offener Lauf — 24/8/2019

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road25,9%

Trail70,5%

?3,6%

Records

50 km4h14'40 24 h154,61 km

HISTORY

19 race(s)

Date		Race	Perf.	Rk
2024
25.05	73.9km	51. GutsMuths-Rennsteiglauf	8:56:53 h	705
2023
13.05	73.9km	50. GutsMuths-Rennsteiglauf	8:51:35 h	880
2022
21.05	73.9km	49. GutsMuths-Rennsteiglauf	8:17:50 h	319
2021
02.10	73.9km	48. GutsMuths-Rennsteiglauf	8:06:54 h	193
2020
17.10	50km	2. O-SEE Ultratrail	7:14:16 h	61
22.08	48km	2. Oberlausitztrail	5:32:40 h	57
2019
24.08	24h	3. Bottroper Ultralauf Festival 24h (BUF), offener Lauf	154.605 km	39
24.08	100km	3. Bottroper Ultralauf Festival 24h - 100km Split	13:23:50 h	34
24.08	24h	3. Bottroper Ultralauf Festival 24h (BUF) - DM Wertung	154.605 km	36
27.01	50km	50 km Hallen-Ultra-Lauf	5:00:30 h	15
2018
26.05	73.9km	46. GutsMuths-Rennsteiglauf	7:40:41 h	268
2017
20.05	73.5km	45. GutsMuths-Rennsteiglauf	7:41:28 h	404
2015
09.05	72.7km	43. GutsMuths-Rennsteiglauf	7:42:06 h	421
2014
17.05	72.7km	42. GutsMuths-Rennsteiglauf	8:03:20 h	683
2013
25.05	72.7km trail race	41. GutsMuths-Rennsteiglauf	8:05:57 h	664
2011
21.05	72.7km	39. GutsMuths-Rennsteiglauf	7:11:28 h	227
2010
08.05	72.7km	38. GutsMuths-Rennsteiglauf	7:32:00 h	397
2009
16.05	72.7km	37. GutsMuths-Rennsteiglauf	7:28:07 h	343
2008
16.08	50km	14. Leipziger 50 km Lauf am Auensee	4:14:40 h	14

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	24/8/2019	3. Bottroper Ultralauf Festival 24h (BUF), offener Lauf	154,61	×4
✓ 2	25/5/2024	51. GutsMuths-Rennsteiglauf	73,90	×2
✓ 3	13/5/2023	50. GutsMuths-Rennsteiglauf	73,90	×2
✓ 4	21/5/2022	49. GutsMuths-Rennsteiglauf	73,90	×2
✓ 5	2/10/2021	48. GutsMuths-Rennsteiglauf	73,90	×2
✓ 6	26/5/2018	46. GutsMuths-Rennsteiglauf	73,90	×2
✓ 7	20/5/2017	45. GutsMuths-Rennsteiglauf	73,50	×2
✓ 8	9/5/2015	43. GutsMuths-Rennsteiglauf	72,70	×2
✓ 9	17/5/2014	42. GutsMuths-Rennsteiglauf	72,70	×2
✓ 10	25/5/2013	41. GutsMuths-Rennsteiglauf (GER)	72,70	×2
✓ 11	21/5/2011	39. GutsMuths-Rennsteiglauf	72,70	×2
✓ 12	8/5/2010	38. GutsMuths-Rennsteiglauf	72,70	×2
✓ 13	16/5/2009	37. GutsMuths-Rennsteiglauf	72,70	×2
✓ 14	17/10/2020	2. O-SEE Ultratrail	50,00	×1
✓ 15	27/1/2019	50 km Hallen-Ultra-Lauf	50,00	×1
✓ 16	16/8/2008	14. Leipziger 50 km Lauf am Auensee	50,00	×1
✓ 17	22/8/2020	2. Oberlausitztrail	48,00	×1