G. Zweifel
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Born : 1921
Cat. M95 Ultrarunner since 1970
2
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
14
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 ?Switzerland
Switzerland17,9%
Rank quotient ?This runner's calculation uses 2 eligible race(s): Σ(rank − 1) = 775; Σ finishers = 4 320. 775 / 4 320 × 100 = 17.94%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed2
Km — ultra races200 km
Longest race100,0 km
21. 100 km Lauf Biel (SUI) — 8/6/1979
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
2 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 1979 | ||||
| 08.06 | 100km road race | 21. 100 km Lauf Biel |
11:52:00 h | 630 |
| 1970 | ||||
| 12.06 | 100km | 12. 100 km Lauf Biel |
12:50:00 h | 147 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/6/1979 | 21. 100 km Lauf Biel (SUI) | 100,00 | ×7 |
| ✓ 2 | 12/6/1970 | 12. 100 km Lauf Biel | 100,00 | ×7 |