Gavin Sacks
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.
Born : 1966
Cat. M60 Ultrarunner since 1994
12
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
29
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
3
Countries visited ?
Bhutan
Costa RicaSouth Africa
BhutanCosta RicaSouth Africa78,2%
Rank quotient ?This runner's calculation uses 12 eligible race(s): Σ(rank − 1) = 29 122; Σ finishers = 37 218. 29 122 / 37 218 × 100 = 78.25%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed22
Km — ultra races1 086 km
> 100 km2
> 160 km2
> 200 km1
Longest race236,0 km
13th The Coastal Challenge - Expedition Run — 11/2/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road38,5%
Trail21,4%
Stage40,1%
Records
HISTORY
12 race(s) · 1 split(s) nested| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2018 | ||||
| 25.05 | 200km/6stages | 6th GlobalLimits Bhutan 2018 - The Last Secret |
38:21:21 h | 30 |
| 2017 | ||||
| 11.02 | 236km/6stages | 13th The Coastal Challenge - Expedition Run |
2d 01:41:54 h | 61 |
| 2016 | ||||
| 16.04 | 50km | 38th Bruintjieshoogte Ultra Marathon 50km |
5:21:51 h | 101 |
| 2015 | ||||
| 04.04 | 56km | 46th Two Oceans Marathon |
6:38:44 h | 6894 |
| 04.04 | 50km | 46th Two Oceans Marathon - 50km Split | 5:53:31 h | 6717 |
| 2013 | ||||
| 07.09 | 80km | 43rd Laingsburg Karoo Ultra-Marathon |
9:17:13 h | 51 |
| 2009 | ||||
| 14.03 | 50km | Midnight Hell Run 50km |
8:43:00 h | 44 |
| 2008 | ||||
| 02.05 | 50mi | 4th Addo Elephant 50 Mile Trail Run |
13:01:00 h | 33 |
| 2006 | ||||
| 09.09 | 50km | 14. Mont-Aux-Sources 50km Challenge |
8:15:54 h | 140 |
| 2005 | ||||
| 16.07 | 52km | 17th Rhodes 52 km Trail Run |
7:07:50 h | 158 |
| 1997 | ||||
| 29.03 | 56km | 28th Two Oceans Marathon |
5:50:31 h | 5644 |
| 1995 | ||||
| 20.05 | 89km | 70th Comrades Marathon - Down Run |
10:46:57 h | 8689 |
| 1994 | ||||
| 31.05 | 87km | 69th Comrades Marathon - Up Run |
10:29:13 h | 7289 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 11/2/2017 | 13th The Coastal Challenge - Expedition Run | 236,00 | ×8 |
| ✓ 2 | 25/5/2018 | 6th GlobalLimits Bhutan 2018 - The Last Secret | 200,00 | ×6 |
| ✓ 3 | 20/5/1995 | 70th Comrades Marathon - Down Run | 89,00 | ×3 |
| ✓ 4 | 31/5/1994 | 69th Comrades Marathon - Up Run | 87,00 | ×3 |
| ✓ 5 | 2/5/2008 | 4th Addo Elephant 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 6 | 7/9/2013 | 43rd Laingsburg Karoo Ultra-Marathon | 80,00 | ×2 |
| ✓ 7 | 4/4/2015 | 46th Two Oceans Marathon | 56,00 | ×1 |
| ✓ 8 | 29/3/1997 | 28th Two Oceans Marathon | 56,00 | ×1 |
| ✓ 9 | 16/7/2005 | 17th Rhodes 52 km Trail Run | 52,00 | ×1 |
| ✓ 10 | 16/4/2016 | 38th Bruintjieshoogte Ultra Marathon 50km | 50,00 | ×1 |
| ✓ 11 | 14/3/2009 | Midnight Hell Run 50km | 50,00 | ×1 |
| ✓ 12 | 9/9/2006 | 14. Mont-Aux-Sources 50km Challenge | 50,00 | ×1 |