James Thackeray
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Born : 1975
Cat. M50 Ultrarunner since 2019
6
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
21
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 ?Sweden
Sweden74,1%
Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 1 384; Σ finishers = 1 868. 1 384 / 1 868 × 100 = 74.09%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed6
Km — ultra races523 km
> 100 km1
> 24h2
Longest race140,8 km
4. Big Shadow Backyard Ultra — 2/9/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road8,6%
Trail47,8%
Elim.43,6%
Records
HISTORY
6 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2024 | ||||
| 17.08 | 90km | 10th Ultravasan90 |
14:39:17 h | 1123 |
| 2023 | ||||
| 02.09 | Backyard Ultra | 4. Big Shadow Backyard Ultra |
140.826 km (21h) | 9 |
| 17.06 | 80km | 6th EcoTrail Stockholm 80 km |
11:04:42 h | 101 |
| 2021 | ||||
| 04.09 | Backyard Ultra | 2. Big Shadow Backyard Ultra |
87.178 km (13h) | 32 |
| 07.08 | 45km | Vikbovändan |
5:08:33 h | 30 |
| 2019 | ||||
| 15.06 | 80km | 3rd EcoTrail Stockholm 80 km |
11:57:37 h | 95 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 2/9/2023 | 4. Big Shadow Backyard Ultra | 140,83 | ×6 |
| ✓ 2 | 17/8/2024 | 10th Ultravasan90 | 90,00 | ×4 |
| ✓ 3 | 4/9/2021 | 2. Big Shadow Backyard Ultra | 87,18 | ×4 |
| ✓ 4 | 17/6/2023 | 6th EcoTrail Stockholm 80 km | 80,00 | ×3 |
| ✓ 5 | 15/6/2019 | 3rd EcoTrail Stockholm 80 km | 80,00 | ×3 |
| ✓ 6 | 7/8/2021 | Vikbovändan | 45,00 | ×2 |