John Hamer
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
28
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 Kingdom
65,0%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 2 482; Σ finishers = 3 816. 2 482 / 3 816 × 100 = 65.04%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races967 km
> 100 km1
Longest race119,1 km
Skye Trail Ultra — 25/5/2019
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail100,0%
Records
No record for a classic ultra format
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 09.05 | 35mi | 8:48:53 h | 74 | |
| 2024 | ||||
| 10.08 | 42mi | 10:52:10 h | 322 | |
| 2023 | ||||
| 13.05 | 35mi | 9:28:17 h | 83 | |
| 05.02 | 7h | 50.010 km | 144 | |
| 2021 | ||||
| 08.05 | 32mi | 7:21:45 h | 60 | |
| 2020 | ||||
| 29.08 | 32mi | 7:25:46 h | 63 | |
| 2019 | ||||
| 03.08 | 70.8km | 9:38:53 h | 155 | |
| 25.05 | 74mi | 23:28:57 h | 18 | |
| 2018 | ||||
| 04.08 | 42mi | 9:49:08 h | 192 | |
| 28.04 | 53mi | 12:34:41 h | 417 | |
| 2017 | ||||
| 05.08 | 42mi | 9:16:00 h | 122 | |
| 29.04 | 53mi | 12:27:29 h | 427 | |
| 2016 | ||||
| 30.04 | 53mi | 12:26:11 h | 375 | |
| 27.02 | 33mi | 6:22:18 h | 44 | |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 25/5/2019 | Skye Trail Ultra | 119,09 | ×4 |
| ✓ 2 | 28/4/2018 | 13th Highland Fling Race | 85,30 | ×3 |
| ✓ 3 | 29/4/2017 | 12th Highland Fling Race 53 Mile | 85,30 | ×3 |
| ✓ 4 | 30/4/2016 | 11th Highland Fling Race 53 Mile | 85,30 | ×3 |
| ✓ 5 | 3/8/2019 | Devil o' the Highlands Footrace | 70,80 | ×2 |
| ✓ 6 | 10/8/2024 | 13th Devil o' the Highlands Footrace | 67,59 | ×2 |
| ✓ 7 | 4/8/2018 | Devil o' the Highlands Footrace | 67,59 | ×2 |
| ✓ 8 | 5/8/2017 | Devil o' the Highlands Footrace | 67,59 | ×2 |
| ✓ 9 | 9/5/2026 | 15th Kintyre Way Ultra | 56,33 | ×2 |
| ✓ 10 | 13/5/2023 | 12th Kintyre Way Ultra-33 | 56,33 | ×2 |
| ✓ 11 | 27/2/2016 | Coastal Trail Series - Northumberland Ultra | 53,11 | ×1 |
| ✓ 12 | 8/5/2021 | 10th Kintyre Way Ultra-32 | 51,50 | ×1 |
| ✓ 13 | 29/8/2020 | 9th Kintyre Way Ultra-32 | 51,50 | ×1 |
| ✓ 14 | 5/2/2023 | Falkirk 7 Hour Ultra Trail Race | 50,01 | ×1 |