Kenneth A. Leyshon
ID 200025
Born : 1949 Cat. M75 Ultrarunner since 1976 GBR
22
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
57
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
4
Countries visited ?FRAFranceGBRUnited KingdomNEDNetherlandsUSAUnited States
34,6%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 508; Σ finishers = 1 467. 508 / 1 467 × 100 = 34.63%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races3 974 km
> 100 km9
> 160 km8
> 200 km6
> 24h8
> 48h5
Longest race590,2 km
NYRRC Six-Day Race — 4/7/1983

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road95,8%
?4,2%

Records

50 km3h32'58100 km7h47'57100 mi16h25'0824 h215,27 km48 h283,26 km6 d590,22 km

HISTORY

25 race(s) · 7 split(s) nested
DateRacePerf.Rk
1988
27.08 36mi GBRTwo Bridges race 5:05:39 h73
1986
23.08 36mi GBRTwo Bridges race 5:08:44 h62
1984
19.08 6d GBR4th Charles Rowell Six-Day Track Race 493.236 km21
28.07 24h GBRHumberside 24 Hours Track Race 152.873 km11
20.05 6d GBRSix Day Race Stoke 495.838 km14
04.02 24h GBR24 Hour Indoor Race Milton Keynes 167.933 km16
1983
27.08 36mi GBRTwo Bridges race 4:18:02 h30
31.07 6d GBR3rd Charles Rowell Six-Day Track Race 536.406 km15
04.07 6d USANYRRC Six-Day Race 590.217 km15
13.05 48h GBRGloucester 48 Hour Track Race 283.263 km5
1982
11.09 100km NED7. RUN Winschoten 100 km 7:47:57 h12
28.08 36mi GBRTwo Bridges race 3:55:26 h16
22.05 50mi GBRGloucester 24 Hour Track Race - 50mi Split 7:05:53 h8
22.05 100km GBRGloucester 24 Hour Track Race - 100km Split 9:25:25 h8
22.05 100mi GBRGloucester 24 Hour Track Race - 100mi Split 16:01:18 h7
22.05 24h GBRGloucester 24 Hour Track Race 215.271 km4
1981
12.09 100km NED6. RUN Winschoten 100 km 8:14:28 h17
29.08 36mi GBRTwo Bridges race 4:20:28 h39
11.04 100mi GBRGloucester 100 mile road race 16:25:08 h10
1980
23.08 36mi GBRTwo Bridges race 4:30:07 h39
07.06 50km GBR2nd Altrincham 50 km Track Race 3:32:58 h15
06.04 50km FRA6. 50 km Baratange 3:38:28 h21
1979
30.09 87.3km GBR29th London to Brighton Road Race 6:18:31 h20
25.08 36mi GBRTwo Bridges race 4:07:08 h25
1976
26.09 85.1km GBR26th London to Brighton Road Race 8:04:16 h50