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JK
John Kosidlo
MaleMichigan2015–2023
14
Total Finishes
8
Different Races
2
States (4%)
1:29:46
PR (6:51/mi)
1:39:15
Average
+0:06:32
Slower (first to last)
Medal House
2019
Covenant Health Knoxville Marathon, Half Marathon, Relays, 5k and Kids Run
1:35:18
#69 overall
2019
DEXTER-ANN ARBOR RUN
1:35:27
#178 overall#158 gender
2019
Detroit Free Press Marathon
1:42:58
#463 overall#374 gender
2019
Cowtown Marathon, Half Marathon and Ultra Marathon
1:44:22
#497 overall#370 gender
2018
Brooksie Way Half Marathon and 5K
1:29:46
#36 overall#31 gender
2018
DEXTER-ANN ARBOR RUN
1:33:10
#105 overall#94 gender
2017
DEXTER-ANN ARBOR RUN
1:32:57
#111 overall#98 gender
2017
Cowtown Marathon, Half Marathon and Ultra Marathon
1:35:55
#148 overall#132 gender
2016
Rock 'n' Roll Chicago Half Marathon
1:33:25
#236 overall#198 gender
2016
Novi Half Marathon
1:33:42
#17 overall#15 gender
2015
DEXTER-ANN ARBOR RUN
1:34:33
#158 overall#140 gender
2011
Brooksie Way Half Marathon and 5K
1:41:42
#272 overall#227 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2023 | Detroit Free Press MarathonDetroit | MI | 1:48:14 | #810 |
| 2022 | Cowtown Marathon, Half Marathon and Ultra MarathonFort Worth | TX | 1:59:46 | #1259 |
| 2021 | Run White LakeWhite Lake | MI | 1:49:51 | #15 |
| 2019 | Covenant Health Knoxville Marathon, Half Marathon, Relays, 5k and Kids RunKnoxville | TN | 1:35:18 | #69 |
| 2019 | DEXTER-ANN ARBOR RUNDexter | MI | 1:35:27 | #178 |
| 2019 | Detroit Free Press MarathonDetroit | MI | 1:42:58 | #463 |
| 2019 | Cowtown Marathon, Half Marathon and Ultra MarathonFort Worth | TX | 1:44:22 | #497 |
| 2018 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:29:46 | #36 |
| 2018 | DEXTER-ANN ARBOR RUNDexter | MI | 1:33:10 | #105 |
| 2017 | DEXTER-ANN ARBOR RUNDexter | MI | 1:32:57 | #111 |
| 2017 | Cowtown Marathon, Half Marathon and Ultra MarathonFort Worth | TX | 1:35:55 | #148 |
| 2016 | Rock 'n' Roll Chicago Half MarathonChicago | IL | 1:33:25 | #236 |
| 2016 | Novi Half MarathonNovi | MI | 1:33:42 | #17 |
| 2015 | DEXTER-ANN ARBOR RUNDexter | MI | 1:34:33 | #158 |
| 2011 | Brooksie Way Half Marathon and 5KAuburn Hills | MI | 1:41:42 | #272 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
MIMichigan
10 racesILIllinois
1 race50-State Challenge
2/ 51 states + DC
49 states to go