Kari Rantanen

Born : 1970 Cat. M55 Ultrarunner since 2007

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 ?

Finland

Sweden

63,3%

Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 731; Σ finishers = 1 155. 731 / 1 155 × 100 = 63.29%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed13

Km — ultra races1 421 km

> 100 km8

> 24h10

Longest race146,7 km

VI Endurance 24 h Ultrarun Helsinki — 23/2/2013

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road11,2%

?88,8%

Records

6 h55,93 km 24 h146,74 km

HISTORY

15 race(s) · 12 split(s) nested

Date		Race	Perf.	Rk
2026
21.02	50km	XVII Endurance 24 h Ultrarun Espoo - 50km Split	8:41:32 h	75
21.02	12h	XVII Endurance 24 h Ultrarun Espoo - 12h Split	63.808 km	69
21.02	24h	XVII Endurance 24 h Ultrarun Espoo	96.571 km	64
2016
27.02	24h	IX Endurance 24 h Ultrarun Helsinki	76.058 km	106
2015
01.08	6h	Skövde Ultrafestival 6h	48.431 km	26
21.02	24h	VIII Endurance 24 h Ultrarun Helsinki	137.467 km	52
21.02	6h	VIII Endurance 24 h Ultrarun Helsinki - 6h Split	49.535 km	74
21.02	50mi	VIII Endurance 24 h Ultrarun Helsinki - 50mi Split	10:52:49 h	68
21.02	12h	VIII Endurance 24 h Ultrarun Helsinki - 12h Split	88.150 km	64
21.02	100km	VIII Endurance 24 h Ultrarun Helsinki - 100km Split	14:20:51 h	64
2014
22.02	24h	VII Endurance 24 h Ultrarun Helsinki	130.330 km	76
22.02	6h	VII Endurance 24 h Ultrarun Helsinki - 6h Split	46.414 km	97
22.02	12h	VII Endurance 24 h Ultrarun Helsinki - 12h Split	82.688 km	90
22.02	100km	VII Endurance 24 h Ultrarun Helsinki - 100km Split	16:25:22 h	84
2013
23.02	24h	VI Endurance 24 h Ultrarun Helsinki	146.735 km	50
2012
25.02	24h	V Endurance 24 h Ultrarun Helsinki	142.236 km	56
25.02	12h	V Endurance 24 h Ultrarun Helsinki - 12h Split	85.418 km	75
2011
29.01	24h	IV Endurance 24 h Ultrarun Helsinki	137.149 km	65
29.01	12h	IV Endurance 24 h Ultrarun Helsinki - 12h Split	86.199 km	78
29.01	100km	IV Endurance 24 h Ultrarun Helsinki - 100km Split	16:33:34 h	82
2010
24.04	6h	6h Lauf in Vantaa (Hiekkaharjun 6 tunnin juoksu)	55.180 km	37
24.04	50km	6h Lauf in Vantaa (Hiekkaharjun 6 tunnin juoksu) - 50km Split	5:24:24 h	37
30.01	24h	III Endurance 24 h Ultrarun Helsinki	136.732 km	65
30.01	100km	III Endurance 24 h Ultrarun Helsinki - 100km Split	18:33:11 h	65
2009
25.04	6h	6h Lauf in Vantaa (Hiekkaharjun 6 tunnin juoksu)	55.930 km	23
31.01	24h	II Endurance 24 h Ultrarun Helsinki	133.772 km	59
2007
01.12	24h	I Endurance 24 h Ultrarun Helsinki	124.667 km	65

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	23/2/2013	VI Endurance 24 h Ultrarun Helsinki	146,74	×4
✓ 2	25/2/2012	V Endurance 24 h Ultrarun Helsinki	142,24	×4
✓ 3	21/2/2015	VIII Endurance 24 h Ultrarun Helsinki	137,47	×4
✓ 4	29/1/2011	IV Endurance 24 h Ultrarun Helsinki	137,15	×4
✓ 5	30/1/2010	III Endurance 24 h Ultrarun Helsinki	136,73	×4
✓ 6	31/1/2009	II Endurance 24 h Ultrarun Helsinki	133,77	×3
✓ 7	22/2/2014	VII Endurance 24 h Ultrarun Helsinki	130,33	×3
✓ 8	1/12/2007	I Endurance 24 h Ultrarun Helsinki	124,67	×3
✓ 9	21/2/2026	XVII Endurance 24 h Ultrarun Espoo	96,57	×2
✓ 10	27/2/2016	IX Endurance 24 h Ultrarun Helsinki	76,06	×2
✓ 11	25/4/2009	6h Lauf in Vantaa (Hiekkaharjun 6 tunnin juoksu)	55,93	×1
✓ 12	24/4/2010	6h Lauf in Vantaa (Hiekkaharjun 6 tunnin juoksu)	55,18	×1
✓ 13	1/8/2015	Skövde Ultrafestival 6h	48,43	×1