Naoyuki (田中直幸) Tanaka

Born : 1977 Cat. M45 Ultrarunner since 2012

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 ?

Japan

27,2%

Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 903; Σ finishers = 3 325. 903 / 3 325 × 100 = 27.16%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed5

Km — ultra races532 km

> 100 km3

Longest race112,0 km

20th Mt. Rocco Cannonball Run - 112 km Power — 23/3/2019

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road100,0%

Records

100 km9h48'50

HISTORY

5 race(s)

Date		Race	Perf.	Rk
2019
23.03	112km	20th Mt. Rocco Cannonball Run - 112 km Power	21:26:00 h	123
2017
23.04	100km	27th Fuji 5 Lakes 100 km Challenge	9:48:50 h	127
25.03	112km	16th Mt. Rocco Cannonball Run - 112 km Power	19:37:00 h	119
2014
20.04	108km	24th Fuji 5 Lakes 108 km Challenge	12:06:46 h	148
2012
22.04	100km	22nd Fuji 5 Lakes 100 km Challenge	11:58:32 h	391

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	23/3/2019	20th Mt. Rocco Cannonball Run - 112 km Power	112,00	×5
✓ 2	25/3/2017	16th Mt. Rocco Cannonball Run - 112 km Power	112,00	×5
✓ 3	20/4/2014	24th Fuji 5 Lakes 108 km Challenge	108,00	×4
✓ 4	23/4/2017	27th Fuji 5 Lakes 100 km Challenge	100,00	×4
✓ 5	22/4/2012	22nd Fuji 5 Lakes 100 km Challenge	100,00	×4