June Harrison
ID 943376
Born : 1969 Cat. W55 Ultrarunner since 2017 GBR
31
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
51
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
2
Countries visited ?GBRUnited KingdomSUISwitzerland
51,9%
Rank quotient ?This runner's calculation uses 32 eligible race(s): Σ(rank − 1) = 3 883; Σ finishers = 7 475. 3 883 / 7 475 × 100 = 51.95%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed32
Km — ultra races3 229 km
> 100 km9
> 160 km9
> 200 km2
> 24h1
Longest race257,5 km
5th Winter Spine Challenger North — 11/1/2026

Km per year (ultra races)

402
3 races
2022
404
3 races
2023
564
4 races
2024
164
3 races
2025
257
1 race
2026

Race types (share of distance)

Road15,3%
Trail84,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0

Records

50 km4h34'4650 mi9h26'58100 mi21h21'0024 h168,82 km

HISTORY

32 race(s) · 1 split(s) nested
DateRacePerf.Rk
2026
11.01 160mi GBR5th Winter Spine Challenger North 4d 01:44:02 h65
2025
03.05 50km GBRMallory Park 50km 4:34:46 h17
03.05 50km GBRAnglo-Celtric Plate (ACP) 50km 4:34:46 h11
02.03 40mi GBR39th Barry 40 Mile Track Race 6:12:44 h11
2024
29.08 57km SUI9ème Orsières-Champex-Chamonix 12:56:30 h1175
17.06 160mi GBRSummer Spine Challenger North 3d 01:24:14 h19
13.04 24h GBRCrawley A.I.M. Charity 24 hour Track race 168.817 km9
27.01 50mi GBR6th The Arc of Attrition 50 Mile 15:12:52 h211
2023
28.07 105mi GBRLakeland 100 Mile 36:17:12 h235
17.06 46mi GBRSummer Spine Sprint 11:17:17 h26
27.01 100mi GBR9th The Arc of Attrition 100 Mile 34:09:46 h197
2022
22.10 100mi GBRThe Track 100 21:21:00 h12
11.06 100mi GBR10th South Downs Way 100 Mile Race 23:34:03 h130
21.05 50mi GBR11th North Downs Way 50 Mile Race 9:53:39 h62
2021
06.11 50mi GBR5th Wendover Woods 50 12:46:18 h92
07.08 32mi GBRRoseland August Trail – Black Rat 7:12:07 h50
12.06 100mi GBR9th South Downs Way 100 Mile Race 25:15:01 h177
30.05 44mi GBR1st The South West Traverse 11:20:51 h91
17.04 50mi GBR9th South Downs Way 50 Mile Race 9:26:58 h104
2020
12.09 50mi GBR5th Chiltern Wonderland 50 9:37:40 h59
01.02 80km GBR2nd The Arc of Attrition 50 Mile 14:03:18 h67
2019
12.10 100mi GBR8th Autumn 100 Mile Race 25:37:42 h96
14.09 50mi GBR4th Chiltern Wonderland 50 Mile Race 10:15:56 h91
10.08 32mi GBRRoseland August Trail – Black Rat 7:36:26 h76
27.07 50mi GBRLakeland 50 Mile 13:15:27 h288
2018
10.03 50mi GBRChester Ultra 50 Miles 10:37:00 h54
13.01 33.5mi GBRCoastal Trail Series - Anglesey Ultra 7:37:52 h25
2017
25.11 50mi GBR2nd Wendover Woods 50 13:17:05 h140
01.09 35.7mi GBR1st Firelighter 36 Mile Coastal Ultra Marathon 7:14:07 h8
12.08 32mi GBRRoseland August Trail – Black Rat 6:50:53 h44
01.07 55km GBR4th Ultimate Trails Challenge 55 km 8:42:22 h121
08.04 50mi GBR5th South Downs Way 50 Mile Race 9:48:51 h152