Jungo (佐々木純伍) Sasaki

Born : 1994 Cat. M23 Ultrarunner since 2017

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

46,2%

Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 1 469; Σ finishers = 3 183. 1 469 / 3 183 × 100 = 46.15%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed6

Km — ultra races462 km

> 100 km1

Longest race109,2 km

15th OSJ Ontake 100km Ultra Trail — 16/7/2023

Km per year (ultra races)

2022

109

2023

2024

2025

2026

Race types (share of distance)

Road21,6%

Trail78,4%

Records

100 km13h30'32

HISTORY

6 race(s)

Date		Race	Perf.	Rk
2023
16.07	109.2km	15th OSJ Ontake 100km Ultra Trail	15:30:05 h	187
2020
25.10	70km	5th Ryoma Dappan Trail Race	10:29:36 h	36
2019
13.07	65km	10th Nozawa Onsen 4100D Mountain Trail	10:16:20 h	62
02.06	52.7km	2nd Nagi Peaks Tough Trail Challenge	10:11:18 h	59
19.05	65km	4th Osorakan-Trail	11:35:48 h	118
2017
15.10	100km	23rd River Shimanto 100km	13:30:32 h	1013

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	16/7/2023	15th OSJ Ontake 100km Ultra Trail	109,20	×5
✓ 2	15/10/2017	23rd River Shimanto 100km	100,00	×5
✓ 3	25/10/2020	5th Ryoma Dappan Trail Race	70,00	×3
✓ 4	13/7/2019	10th Nozawa Onsen 4100D Mountain Trail	65,00	×3
✓ 5	19/5/2019	4th Osorakan-Trail	65,00	×3
✓ 6	2/6/2019	2nd Nagi Peaks Tough Trail Challenge	52,70	×2