Jackson Blackburn

ID 819367

Born : 1988 Cat. M35 Ultrarunner since 2015

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 ?

United States

Vietnam

24,9%

Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 232; Σ finishers = 931. 232 / 931 × 100 = 24.92%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed8

Km — ultra races547 km

Longest race100,0 km

2nd NUT 100K — 11/6/2016

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Trail100,0%

Records

50 km5h23'47 100 km15h04'43

HISTORY

8 race(s)

Date		Race	Perf.	Rk
2022
10.04	40mi	20th Peterson Ridge Rumble 40 Mile Trail Run	7:40:43 h	38
2021
11.04	36mi	19th Peterson Ridge Rumble 40 Mile Trail Run	6:08:46 h	45
2019
21.09	70km	7. Vietnam Mountain Marathon 70km	11:30:41 h	20
2018
22.09	70km	6. Vietnam Mountain Marathon 70km	11:23:45 h	9
14.04	70km	2nd Vietnam Jungle Marathon 70km	15:34:22 h	44
2017
13.05	50km	4th Smith Rock Ascent 50K	5:23:47 h	43
2016
11.06	100km	2nd NUT 100K	15:04:43 h	19
2015
05.09	65km	2nd Grand Traverse Mountain Run	8:44:37 h	22

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	11/6/2016	2nd NUT 100K	100,00	×4
✓ 2	21/9/2019	7. Vietnam Mountain Marathon 70km	70,00	×3
✓ 3	22/9/2018	6. Vietnam Mountain Marathon 70km	70,00	×3
✓ 4	14/4/2018	2nd Vietnam Jungle Marathon 70km	70,00	×3
✓ 5	5/9/2015	2nd Grand Traverse Mountain Run	65,00	×3
✓ 6	10/4/2022	20th Peterson Ridge Rumble 40 Mile Trail Run	64,37	×3
✓ 7	11/4/2021	19th Peterson Ridge Rumble 40 Mile Trail Run	57,94	×2
✓ 8	13/5/2017	4th Smith Rock Ascent 50K	50,00	×2