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JK
Jonathan Koscinski
MaleOklahoma2009–2014
4
Total Finishes
4
Different Races
2
States (4%)
1:13:29
PR (5:37/mi)
1:20:19
Average
-0:10:11
Faster (first to last)
Medal House
2014
2025 Aramco Houston Half Marathon Searchable Finish Line Video
1:13:29
#9 overall#9 gender
2014
2026 Fall Prairie Fire Marathon presented by Davis-Moore Automotive Group
1:15:48
#7 overall#7 gender
2009
Oklahoma City Memorial Marathon
1:25:59
#23 overall#22 gender
2009
OKC Memorial Marathon
1:25:59
#23 overall#22 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2014 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 1:13:29 | #9 |
| 2014 | 2026 Fall Prairie Fire Marathon presented by Davis-Moore Automotive GroupWichita | KS | 1:15:48 | #7 |
| 2009 | Oklahoma City Memorial MarathonOklahoma City | OK | 1:25:59 | #23 |
| 2009 | OKC Memorial Marathon | — | 1:25:59 | #23 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
OKOklahoma
1 raceTXTexas
1 race50-State Challenge
2/ 50 states
48 states to go