O'Brien, Sonja
United StatesWomanBorn 19622011 – 2024Runner id 188293
Events
15
14 race dates
Best pace
7.710
km/h · 2011
Best finish
15th
of 58 · 2024
Distance raced
1,058
km · splits not double-counted
Pace over time
14 of 15 results · km/h
Pace over time: 14 races from 2011 to 2024, ranging from 3.37 to 9.13 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 |
|---|---|---|---|---|---|
| 2011-04-10 | 50km | 6:29:07 h | 7.710 | 64/79 | |
| 2012-12-08 | 50km | 8:11:19 h | 6.106 | 83/86 | |
| 2013-10-05 | 50km | 8:24:19 h | 5.949 | 158/188 | |
| 2014-03-29 | 50km | 8:25:13 h | 5.938 | 204/236 | |
| 2017-04-09 | 50km | 7:46:10 h | 6.435 | 137/237 | |
| 2017-10-28 | 12h | 62.989 km | 5.249 | 11/16 | |
| 2018-01-13 | Bridle Trails Winter Running FestivalUnited States | 50km | 6:35:10 h | 7.592 | 49/62 |
| 2018-05-19 | 50km | 7:48:49 h | 6.399 | 234/245 | |
| 2018-12-08 | 50km | 7:41:37 h | 6.499 | 189/193 | |
| 2018-12-30 | 48h | 162.191 km | 3.379 | 40/98 | |
| 2019-01-12 | 50km | 8:05:51 h | 6.175 | 76/77 | |
| 2019-08-31 | 26h | 67.994 km | — | 12/27 | |
| 2022-10-22 | 12h | 53.671 km | 4.473 | 5/7 | |
| 2022-12-28 | 48h | 161.874 km | 3.372 | 33/76 | |
| 2024-10-26 | 24h | 99.135 km | 4.131 | 15/58 |