Kosek, Rebecca
United StatesWomanBorn 19812017 – 2026Runner id 1014375
Events
25
24 race dates
Best pace
8.851
km/h · 2025
Best finish
5th
of 174 · 2025
Distance raced
2,716
km · splits not double-counted
Pace over time
24 of 25 results · km/h
Pace over time: 24 races from 2017 to 2026, ranging from 4.99 to 9.26 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
1 result is 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 |
|---|---|---|---|---|---|
| 2017-10-08 | 50km | 7:00:48 h | 7.129 | 17/79 | |
| 2018-03-03 | 40mi | 7:36:44 h | 8.457 | 25/72 | |
| 2018-06-02 | 100km | 15:03:13 h | 6.643 | 20/100 | |
| 2018-07-21 | 12h | 89.543 km | 7.462 | 8/41 | |
| 2019-04-20 | 50km | 7:35:27 h | 6.587 | 172/267 | |
| 2019-06-01 | 100km | 16:16:21 h | 6.145 | 32/97 | |
| 2019-08-10 | 100mi | 32:14:52 h | 4.991 | 66/133 | |
| 2020-08-01 | Bob's Big Timber Backyard UltraUnited States | 41h | 201.180 km | 30laps | 4/55 |
| 2020-09-26 | 100km | 15:04:12 h | 6.636 | 12/64 | |
| 2020-10-11 | 50km | 6:17:53 h | 7.939 | 10/49 | |
| 2021-03-27 | 40mi | 7:27:48 h | 8.625 | 15/65 | |
| 2021-08-21 | 100km | 13:51:42 h | 7.214 | 13/108 | |
| 2021-10-16 | 100km | 12:56:40 h | 7.725 | 2/65 | |
| 2022-04-09 | 24h | 135.184 km | 5.633 | 2/10 | |
| 2022-10-15 | 100mi | 22:19:03 h | 7.211 | 2/46 | |
| 2023-07-28 | 100mi | 30:27:21 h | 5.284 | 43/125 | |
| 2023-10-07 | Oil Creek 100 Mile Trail RunUnited States | 100mi | 23:35:41 h | 6.821 | 3/16 |
| 2024-03-16 | 100mi | 25:00:51 h | 6.434 | 8/40 | |
| 2024-04-27 | 34mi | 6:15:59 h | 8.732 | 8/36 | |
| 2025-03-15 | 100km | 12:04:02 h | 8.287 | 5/106 | |
| 2025-05-03 | Hills Creek 6 Hour Endurance ChallengeUnited States | 6h | 53.108 km | 8.851 | 3/8 |
| 2025-08-31 | 12h | 96.560 km | 8.047 | 5/174 | |
| 2025-10-04 | 100mi | 23:44:32 h | 6.778 | 5/34 | |
| 2026-04-25 | 10h | 65.918 km | 6.592 | 4/12 | |
| 2026-06-13 | 24h | 175.671 km | 7.320 | 2/40 |