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SK
Sean Koo
MaleGeorgia2011–2025
20
Total Finishes
9
Different Races
3
States (6%)
1:41:37
PR (7:45/mi)
1:52:34
Average
+0:38:22
Slower (first to last)
Medal House
2018
Thanksgiving Day Half Marathon
1:53:34
#1319 overall#980 gender
2018
Historic Half Training (sponsored by FARC)
1:56:20
#356 overall#261 gender
2016
Thanksgiving Day Half Marathon
1:41:37
#463 overall#366 gender
2016
Area 13.1 Half Marathon
1:43:50
#23 overall#19 gender
2016
Publix Atlanta Marathon, Half Marathon & 5K
1:53:09
#1058 overall#777 gender
2015
The Unforgettable Staten Island Half Marathon!
1:53:26
#56 overall#41 gender
2015
The Go Hard or Go Home Half Marathon!
2:07:05
#48 overall#33 gender
2013
The LESS Popular Brooklyn Half Marathon!
1:44:16
#4214 overall#3367 gender
2013
NYRR Fred Lebow Half Marathon
1:56:30
#2190 overall#1644 gender
2012
The LESS Popular Brooklyn Half Marathon!
1:46:14
#3395 overall#2641 gender
2011
The Unforgettable Staten Island Half Marathon!
1:44:13
#998 overall#855 gender
2011
The LESS Popular Brooklyn Half Marathon!
1:45:46
#1437 overall#1142 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Thanksgiving Day Half MarathonAtlanta | GA | 2:22:35 | #4047 |
| 2024 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 1:50:41 | #886 |
| 2024 | Thanksgiving Day Half MarathonAtlanta | GA | 1:56:50 | #1312 |
| 2023 | Thanksgiving Day Half MarathonAtlanta | GA | 1:51:41 | #1111 |
| 2023 | United Airlines NYC HalfNew York | NY | 1:52:53 | #7280 |
| 2022 | Thanksgiving Day Half MarathonAtlanta | GA | 1:45:46 | #652 |
| 2022 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:47:23 | #3889 |
| 2021 | Thanksgiving Day Half MarathonAtlanta | GA | 1:57:25 | #1125 |
| 2018 | Thanksgiving Day Half MarathonAtlanta | GA | 1:53:34 | #1319 |
| 2018 | Historic Half Training (sponsored by FARC)Fredericksburg | VA | 1:56:20 | #356 |
| 2016 | Thanksgiving Day Half MarathonAtlanta | GA | 1:41:37 | #463 |
| 2016 | Area 13.1 Half MarathonRoswell | GA | 1:43:50 | #23 |
| 2016 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 1:53:09 | #1058 |
| 2015 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:53:26 | #56 |
| 2015 | The Go Hard or Go Home Half Marathon!Brooklyn | NY | 2:07:05 | #48 |
| 2013 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:44:16 | #4214 |
| 2013 | NYRR Fred Lebow Half MarathonNew York | NY | 1:56:30 | #2190 |
| 2012 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:46:14 | #3395 |
| 2011 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:44:13 | #998 |
| 2011 | The LESS Popular Brooklyn Half Marathon!Brooklyn | NY | 1:45:46 | #1437 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
GAGeorgia
10 racesNYNew York
9 racesDCDistrict of Columbia
0 races50-State Challenge
3/ 51 states + DC
48 states to go