Sebastian Briggs
ID 961180
Born : 1968 Cat. M55 Ultrarunner since 2017 GBR
23
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
3
Countries visited ?GBRUnited KingdomIRLIrelandITAItaly
51,2%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 3 519; Σ finishers = 6 876. 3 519 / 6 876 × 100 = 51.18%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed23
Km — ultra races1 939 km
> 100 km5
> 160 km3
Longest race193,0 km
The Kerry Way Ultra — 5/9/2025

Km per year (ultra races)

151
2 races
2022
233
3 races
2023
211
2 races
2024
462
4 races
2025
161
1 race
2026

Race types (share of distance)

Trail100,0%

Records

50 km5h17'45100 km16h24'3450 mi10h14'50100 mi22h56'00

HISTORY

23 race(s)
DateRacePerf.Rk
2026
13.06 100mi GBR14th South Downs Way 100 Mile Race 24:14:53 h156
2025
06.12 55mi GBRWinter on the Downs 55 Mile 14:04:01 h85
05.09 193km IRLThe Kerry Way Ultra 37:57:10 h63
05.04 100km GBR5th Lakes Traverse 100km 16:24:34 h63
25.01 50mi GBR7th Arc of Attrition by UTMB - Arc 50 13:30:04 h193
2024
08.12 50km GBR7th Hurtwood 50k Endurance Trail Run 6:26:25 h175
08.06 100mi GBR12th South Downs Way 100 Mile Race 22:56:00 h134
2023
17.12 50km GBRPortsmouth Coastal Waterside 50K 5:17:45 h100
13.05 103km GBR6th Ultra-Trail Snowdonia - 100K 28:53:22 h326
08.04 50mi GBR11th South Downs Way 50 Mile Race 10:14:50 h173
2022
27.12 50km GBR6th Winter Cross Ultra 50km 5:25:53 h40
26.08 101km ITA16ème Courmayeur-Champex-Chamonix 22:19:56 h1099
2021
28.12 50km GBR5th Winter Cross Ultra 50km 5:42:16 h39
04.12 46.3mi GBREndurancelife CTS - Dorset Ultra+ 11:31:33 h41
11.09 50km GBREden Valley Ultra Trail 6:09:20 h68
17.04 50mi GBR9th South Downs Way 50 Mile Race 10:23:43 h183
2020
05.12 34.6mi GBREndurancelife CTS - Dorset Ultra 7:56:10 h42
2019
30.11 72.2km GBRCoastal Trail Series - Dorset Ultra+ 11:30:29 h51
22.06 52.4mi GBRRace to the King Ultra Marathon 11:44:40 h160
2018
27.12 50km GBR3rd Winter Cross Ultra 50km 6:07:08 h67
01.12 45.5mi GBRCoastal Trail Series - Dorset Ultra+ 11:47:22 h85
19.05 50mi GBR8th North Downs Way 50 Mile Race 10:50:54 h124
2017
28.05 50km GBR4th Weald Challenge 5:49:32 h75