50 Free SCY
PBSectionals
20.84
2026 ACC Championships
Feb 18, 2026
Swimmer profile
Gus Koh
MaleOpen / SeniorNASA Wildcat AquaticsIL · CENTRALCollege athlete · Duke UniversityD1
AAAA standard — elite national performance!
14 all-time personal bests this season!
Top 2 in IL — 50 Breast SCY
Standards achieved
AAAA×2AAA×4AA×2BB×2
All-time PBs
14events
Best IL rank
#250 Breast SCY
Events ranked
14SCY
Age group
Open / Senior
🏅 Major Cuts Achieved
9 events · top tier Summer Jr Nats
50 Breast SCY
Full standards ladder
- Sectionals27.69−2.49s
- Futures26.29−1.09s
- Summer Jr Nats25.29−0.09s
- Nationals25.19+0.01s
25.20PB
Cut: 25.29−0.09s margin
100 Fly SCY
Full standards ladder
- Sectionals52.89−4.31s
- Futures50.59−2.01s
- Winter Juniors48.69−0.11s
- Summer Jr Nats48.19+0.39s
- Nationals47.49+1.09s
48.58PB
Cut: 48.69−0.11s margin
100 Free SCY
Full standards ladder
- Sectionals48.19−2.39s
- Futures46.39−0.59s
- Winter Juniors44.89+0.91s
- Summer Jr Nats44.39+1.41s
- Nationals43.69+2.11s
45.80PB
Cut: 46.39−0.59s margin
50 Back SCY
Full standards ladder
- Sectionals24.79−2.87s
- Futures22.49−0.57s
- Nationals21.09+0.83s
21.92PB
Cut: 22.49−0.57s margin
100 Back SCY
Full standards ladder
- Sectionals53.89−5.83s
- Futures48.59−0.53s
- Nationals46.19+1.87s
48.06PB
Cut: 48.59−0.53s margin
50 Free SCY
Full standards ladder
- Sectionals22.19−1.35s
- Futures20.39+0.45s
- Nationals19.39+1.45s
20.84PB
Cut: 22.19−1.35s margin
200 Back SCY
Full standards ladder
- Sectionals1:57.29−9.33s
- Futures1:46.49+1.47s
- Nationals1:41.69+6.27s
1:47.96PB
Cut: 1:57.29−9.33s margin
100 Breast SCY
Full standards ladder
- Sectionals1:00.89−2.61s
- Futures57.99+0.29s
- Winter Juniors55.49+2.79s
- Summer Jr Nats54.99+3.29s
- Nationals53.99+4.29s
58.28PB
Cut: 1:00.89−2.61s margin
50 Fly SCY
Full standards ladder
- Sectionals24.09−1.09s
- Futures22.89+0.11s
- Summer Jr Nats21.99+1.01s
- Nationals21.89+1.11s
23.00PB
Cut: 24.09−1.09s margin
100 Free SCY
PBFuturesAAA
45.80
2025 IL IHSA Boys State Championships
Feb 28, 2025
200 Free SCY
PBAAA
1:46.33
2023 FL NCSA Swimming Championships
Mar 16, 2023
500 Free SCY
PBAA
4:52.71
2024 IL RISE Josh Church Race Me
Oct 11, 2024
50 Back SCY
PBFutures
21.92
2026 ACC Championships
Feb 17, 2026
100 Back SCY
PBFutures
48.06
2026 ACC Championships
Feb 20, 2026
200 Back SCY
PBSectionals
1:47.96
2026 ACC Championships
Feb 21, 2026
50 Breast SCY
PBSummer Jr NatsAAAA
25.20
2025 FL NCSA Spring Swimming Championships
Mar 20, 2025
100 Breast SCY
PBSectionalsAAA
58.28
2024 WI MAC A3 PERFORMANCE INVITATIONAL
Nov 2, 2024
200 Breast SCY
PBBB
2:36.50
2021 ILOP PAC PATRIOT PREMIERE
Nov 14, 2021
50 Fly SCY
PBSectionalsAAA
23.00
2024 FL NCSA Swimming Championships
Mar 19, 2024
100 Fly SCY
PBWinter JuniorsAAAA
48.58
2025 IL IHSA Boys State Championships
Feb 28, 2025
200 Fly SCY
PBBB
2:17.95
2021 ILOP PAC PATRIOT PREMIERE
Nov 14, 2021
400 IM SCY
PBAA
4:20.68
2022 IL FMC HSC Speedo Grand Challenge
Nov 18, 2022