Michael Vail
ID 964564
Born : 1936 Cat. M90 Ultrarunner since 1982 USA
13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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 ?CANCanadaGBRUnited KingdomUSAUnited States
54,3%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 377; Σ finishers = 694. 377 / 694 × 100 = 54.32%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed13
Km — ultra races1 288 km
> 100 km5
> 160 km2
> 200 km1
> 24h3
> 48h1
Longest race201,2 km
5th Sri Chinmoy 24 Hour Race — 24/9/1983

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road100,0%

Records

50 mi7h18'05100 mi18h26'1612 h110,75 km24 h201,23 km6 d115,47 km

HISTORY

13 race(s) · 6 split(s) nested
DateRacePerf.Rk
1985
06.10 85.8km GBR35th London to Brighton Road Race 7:55:29 h75
23.06 6d USA6th Edward Payson Weston Six Day Track Race 115.470 km11
28.04 50mi USA12th Lake Waramaug 50mi Ultra Marathon 7:35:36 h25
16.03 60km USA7th NYRR Knickerbocker 60K 5:22:14 h34
1984
18.08 12h USA3rd Crocheron 12 Hour Run 110.746 km12
19.05 24h CAN4th Self-Transcendence 24 Hour Race Ottawa 131.972 km18
18.03 60km USA6th NYRR Knickerbocker 60K 5:10:14 h36
1983
24.09 24h USA5th Sri Chinmoy 24 Hour Race 201.229 km6
18.06 100mi USANYRR National TAC 100 Mile Championship 18:26:16 h20
01.05 50mi USA10th Lake Waramaug 50mi Ultra Marathon 7:18:05 h42
19.03 60km USA5th NYRR Knickerbocker 60K 5:08:53 h22
1982
10.07 60km USAProspect Park 60 km 5:16:36 h11
02.05 50mi USA9th Lake Waramaug 50mi Ultra Marathon 8:24:34 h78