Robert Snyder
External sources
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Born : 1939
Cat. M85 Ultrarunner since 1983
8
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 ?United States
United States39,9%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 560; Σ finishers = 1 403. 560 / 1 403 × 100 = 39.91%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races689 km
> 100 km1
> 160 km1
Longest race160,9 km
14th Western States 100 Mile Endurance Run — 27/6/1987
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road23,4%
Trail76,6%
Records
HISTORY
8 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 27/6/1987 | 14th Western States 100 Mile Endurance Run | 160,93 | ×6 |
| ✓ 2 | 11/2/1989 | 11th Jed Smith Ultra Classic - 50 Mile Race | 80,47 | ×3 |
| ✓ 3 | 10/4/1988 | 9th American River 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 4 | 9/5/1987 | 4th Quicksilver 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 5 | 12/4/1987 | 8th American River 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 6 | 7/2/1987 | 9th Jed Smith Ultra Classic - 50 Mile Race | 80,47 | ×3 |
| ✓ 7 | 17/4/1983 | 4th American River 50 Mile Endurance Run | 80,47 | ×3 |
| ✓ 8 | 26/11/1988 | 4th Quad Dipsea Trail Run | 45,06 | ×1 |