Bob Cooper
ID 1496348
Born : 1955 Cat. M70 Ultrarunner since 1976 USA
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
1
Countries visited ?USAUnited States
5,5%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 44; Σ finishers = 798. 44 / 798 × 100 = 5.51%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed11
Km — ultra races733 km
Longest race80,5 km
2nd American River 50 Mile Endurance Run — 12/4/1981

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road82,2%
Trail17,8%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 36
🏅 Top 3 M6
Longest winning streak0
Current streak0

Records

50 km3h06'1050 mi5h42'45

HISTORY

12 race(s)
DateRacePerf.Rk
1982
01.08 50km USA1st Skyline 50k Endurance Run 3:35:06 h2 🥈
1981
12.04 50mi USA2nd American River 50 Mile Endurance Run 5:42:48 h2 🥈
1979
26.05 100km USADavid Copperfield 48-Hour Track Ultramarathon - 100km Split 9:16:43 h2 🥈
29.04 50km USASPA-AAU 50 km Championship 3:19:42 h7
18.03 50km USAPA-AAU 50 km Race 3:11:14 h4
25.02 50mi USAPA-AAU 50 Miler 5:42:45 h3 🥉
1978
09.09 50mi USAStriders Santa Monica Track 50 mi 6:12:06 h9
02.04 50km USAPA-AAU 50 km Race 3:06:10 h2 🥈
1977
10.09 50mi USAStriders Santa Monica Track 50 mi - AAU 50 mi Track Championchips 5:45:12 h4
27.02 50mi USAPA-AAU 50 Mile Championship Race 6:04:19 h3 🥉
1976
21.03 50km USAPA-AAU 50 km Race 3:48:57 h17
22.02 50mi USAPA-AAU 50 Mile Championship Race 6:30:43 h2 🥈