Colin Green

Born : 1970 Cat. M55 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

46,3%

Rank quotient ?This runner's calculation uses 19 eligible race(s): Σ(rank − 1) = 1 002; Σ finishers = 2 165. 1 002 / 2 165 × 100 = 46.28%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed19

Km — ultra races4 029 km

> 100 km11

> 160 km11

> 200 km9

Longest race431,3 km

13th Winter Spine Race — 12/1/2025

Km per year (ultra races)

500

2022

257

2023

431

2024

431

2025

257

2026

Race types (share of distance)

Trail100,0%

Records

50 km6h52'41 50 mi9h32'00 100 mi23h25'00

HISTORY

19 race(s)

Date		Race	Perf.	Rk
2026
11.01	160mi	4th Winter Spine MRT Challenge North	4d 00:59:38 h	13
2025
12.01	268mi	13th Winter Spine Race	6d 17:48:08 h	74
2024
16.06	268mi	Summer Spine Race	6d 01:05:33 h	37
2023
15.01	160mi	2nd Spine Challenger - North	3d 16:02:57 h	22
2022
03.09	50km	Heights Ultra Trail 50km	6:52:41 h	31
07.05	50mi	Pennine Barrier Ultra 50	12:50:14 h	136
02.04	289km	3rd Northern Traverse 300km	3d 06:53:19 h	46
12.03	50mi	Chester Ultra 50 Miles	10:58:36 h	119
2020
29.02	50mi	Chester Ultra 50 Miles	9:32:00 h	95
2019
17.08	215mi	Ultra Great Britain 215 Miles	3d 13:35:00 h	8
22.06	50mi	Pennine Barrier Ultra 50	12:42:40 h	58
13.01	268mi	8th Spine Race	6d 22:32:21 h	72
2018
13.10	50mi	Lakes in a day Ultra	18:31:21 h	145
18.08	214mi	Ultra Great Britain 214 Miles	3d 19:18:00 h	42
19.05	100mi	1st Chester Ultra 100 Miles	25:20:00 h	9
2017
19.08	200mi	Ultra Great Britain 200 Miles nonstopp	2d 21:20:00 h	12
27.05	100mi	Liverpool to Manchester (L2M) Double Ultra	23:25:00 h	11
25.03	50mi	Chester Ultra 50 Miles	10:32:00 h	66
2016
20.03	40mi	Oldham Way Ultra	8:25:10 h	25

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	12/1/2025	13th Winter Spine Race	431,30	×7
✓ 2	16/6/2024	Summer Spine Race	431,30	×7
✓ 3	13/1/2019	8th Spine Race	431,30	×7
✓ 4	17/8/2019	Ultra Great Britain 215 Miles	346,01	×5
✓ 5	18/8/2018	Ultra Great Britain 214 Miles	344,40	×5
✓ 6	19/8/2017	Ultra Great Britain 200 Miles nonstopp	321,87	×5
✓ 7	2/4/2022	3rd Northern Traverse 300km	289,00	×4
✓ 8	11/1/2026	4th Winter Spine MRT Challenge North	257,50	×4
✓ 9	15/1/2023	2nd Spine Challenger - North	257,50	×4
✓ 10	19/5/2018	1st Chester Ultra 100 Miles	160,93	×2
✓ 11	27/5/2017	Liverpool to Manchester (L2M) Double Ultra	160,93	×2
✓ 12	7/5/2022	Pennine Barrier Ultra 50	80,47	×1
✓ 13	12/3/2022	Chester Ultra 50 Miles	80,47	×1
✓ 14	29/2/2020	Chester Ultra 50 Miles	80,47	×1
✓ 15	22/6/2019	Pennine Barrier Ultra 50	80,47	×1
✓ 16	13/10/2018	Lakes in a day Ultra	80,47	×1
✓ 17	25/3/2017	Chester Ultra 50 Miles	80,47	×1
✓ 18	20/3/2016	Oldham Way Ultra	64,37	×1
✓ 19	3/9/2022	Heights Ultra Trail 50km	50,00	—