Ulrich Jakobus

Born : 1967 Cat. M55 Ultrarunner since 2001

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

United States

34,9%

Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 23 286; Σ finishers = 66 776. 23 286 / 66 776 × 100 = 34.87%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed14

Km — ultra races812 km

Longest race89,0 km

76th Comrades Marathon - Down Run (RSA) — 16/6/2001

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road63,1%

Trail36,9%

Records

50 km4h26'53

HISTORY

15 race(s) · 1 split(s) nested

Date		Race	Perf.	Rk
2018
31.03	56km	49th Two Oceans Marathon	5:55:44 h	3960
31.03	50km	49th Two Oceans Marathon - 50km Split	5:14:31 h	3741
2011
23.04	50km road race	42nd Two Oceans Marathon - 50km Split	4:57:54 h	2374
2006
21.10	50km	16. Schwäbische Alb Marathon	4:26:53 h	66
2005
22.10	50km	15. Schwäbische Alb Marathon - DUV-DM im Cross- und Landschaftslauf	5:14:55 h	315
27.08	50km	50 km Peter-Lauf	5:18:50 h	13
26.03	56km road race	36th Two Oceans Marathon	5:29:55 h	2639
2004
07.08	50km	3rd Big Basin Redwoods Trail Run	6:31:39 h	10
10.04	56km road race	35th Two Oceans Marathon	5:21:24 h	2755
2003
18.10	50km	13. Schwäbische Alb Marathon	4:55:37 h	207
19.04	56km road race	34th Two Oceans Marathon	4:59:29 h	1424
2002
19.10	50km	12. Schwäbische Alb Marathon	4:44:21 h	189
17.06	87km road race	77th Comrades Marathon - Up Run	9:06:52 h	2886
30.03	56km	33rd Two Oceans Marathon	5:02:46 h	1475
2001
16.06	89km road race	76th Comrades Marathon - Down Run	9:59:38 h	5642
14.04	56km	32rd Two Oceans Marathon	5:03:21 h	1719

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	16/6/2001	76th Comrades Marathon - Down Run (RSA)	89,00	×3
✓ 2	17/6/2002	77th Comrades Marathon - Up Run (RSA)	87,00	×3
✓ 3	31/3/2018	49th Two Oceans Marathon	56,00	×2
✓ 4	26/3/2005	36th Two Oceans Marathon (RSA)	56,00	×2
✓ 5	10/4/2004	35th Two Oceans Marathon (RSA)	56,00	×2
✓ 6	19/4/2003	34th Two Oceans Marathon (RSA)	56,00	×2
✓ 7	30/3/2002	33rd Two Oceans Marathon	56,00	×2
✓ 8	14/4/2001	32rd Two Oceans Marathon	56,00	×2
✓ 9	21/10/2006	16. Schwäbische Alb Marathon	50,00	×2
✓ 10	22/10/2005	15. Schwäbische Alb Marathon - DUV-DM im Cross- und Landschaftslauf	50,00	×2
✓ 11	27/8/2005	50 km Peter-Lauf	50,00	×2
✓ 12	7/8/2004	3rd Big Basin Redwoods Trail Run	50,00	×2
✓ 13	18/10/2003	13. Schwäbische Alb Marathon	50,00	×2
✓ 14	19/10/2002	12. Schwäbische Alb Marathon	50,00	×2