Birkner, Heinrich
South AfricaManBorn 19932021 – 2026Runner id 1776183
Events
14
11 race dates
Best pace
10.068
km/h · 2023
Best finish
3rd
of 182 · 2026
Distance raced
1,222
km · splits not double-counted
Pace over time
11 of 14 results · km/h
Pace over time: 11 races from 2021 to 2025, ranging from 3.83 to 10.07 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.
- Actual pace
- Age-graded pace
3 results are not on this chart. They are counted in every statistic above and listed in full below — backyard ultras carry a lap count instead of a pace, which is the number that means something in that format.
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2021-09-24 | Karkloof 100 - 50 Mile Endurance Foot RaceSouth Africa | 50mi | 16:28:30 h | 4.884 | 104/121 |
| 2022-03-05 | 73.3km | 8:21:58 h | 8.762 | 350/771 | |
| 2022-09-23 | Karkloof 100 - 100 Mile Endurance Foot RaceSouth Africa | 100mi | 33:38:53 h | 4.783 | 32/45 |
| 2023-03-11 | Kijima Kosmos 3-in-1South Africa | 73.3km | 7:46:17 h | 9.432 | 334/1133 |
| 2023-04-08 | 48km | 4:46:03 h | 10.068 | 143/485 | |
| 2023-06-11 | 87km | 10:30:13 h | 8.283 | 8192/14898 | |
| 2023-11-18 | SkyRun 100 KmSouth Africa | 100km | 26:06:06 h | 3.831 | 36/85 |
| 2024-04-20 | Potch Big Backyard UltraSouth Africa | 33h | 67.060 km | 10laps | 10/20 |
| 2024-06-09 | 87km | 10:10:05 h | 8.556 | 7333/17304 | |
| 2024-09-07 | Mont-Aux-Sources 50km ChallengeSouth Africa | 50km | 7:43:26 h | 6.473 | 57/153 |
| 2025-03-08 | The Original Kosmos 3-in-1South Africa | 73.3km | 8:05:51 h | 9.052 | 537/1390 |
| 2025-04-26 | Potch Big Backyard UltraSouth Africa | 35h | 100.590 km | 15laps | 8/43 |
| 2025-07-05 | Mac Mac Ultra 50 MileSouth Africa | 50mi | 16:19:19 h | 4.930 | 37/49 |
| 2026-08-01 | Backyard Ultra Series - Van Gaalen Cheese FarmSouth Africa | 25h | 140.826 km | 21laps | 3/182 |