Alistair Cox

Born : 1978 Cat. M45 Ultrarunner since 2016

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 Kingdom

18,1%

Rank quotient ?This runner's calculation uses 7 eligible race(s): Σ(rank − 1) = 102; Σ finishers = 563. 102 / 563 × 100 = 18.12%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed12

Km — ultra races694 km

> 100 km1

> 160 km1

> 200 km1

Longest race380,0 km

10th Dragon's Back Race — 1/9/2025

Km per year (ultra races)

2022

2023

2024

380

2025

2026

Race types (share of distance)

Trail45,3%

Stage54,7%

Records

No record for a classic ultra format

HISTORY

7 race(s)

Date		Race	Perf.	Rk
2025
01.09	380km/6stages	10th Dragon's Back Race	3d 01:14:38 h	43
2023
10.12	49km	3rd Shale Trail Run	4:23:51 h	8
2022
11.12	49km	2nd Shale Trail Run	4:20:57 h	9
2021
08.05	32mi	10th Kintyre Way Ultra-32	5:02:15 h	8
2020
29.08	32mi	9th Kintyre Way Ultra-32	5:02:58 h	7
2018
05.05	35.5mi	7th Kintyre Way Ultra-35	5:55:09 h	13
2016
11.09	35mi	Tiree Ultramarathon	5:54:03 h	21

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	1/9/2025	10th Dragon's Back Race	380,00	×15
✓ 2	5/5/2018	7th Kintyre Way Ultra-35	57,13	×2
✓ 3	11/9/2016	Tiree Ultramarathon	56,33	×2
✓ 4	8/5/2021	10th Kintyre Way Ultra-32	51,50	×2
✓ 5	29/8/2020	9th Kintyre Way Ultra-32	51,50	×2
✓ 6	10/12/2023	3rd Shale Trail Run	49,00	×1
✓ 7	11/12/2022	2nd Shale Trail Run	49,00	×1