swimJohn Koh
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.64 | A+1.05s to AA·+4.35s to Sectionals | 2024-11-22 | 2024 DYNA Woodie B Malone Invitational |
| 100 Freestyle | SCY | 57.32 | A+1.83s to AA·+9.03s to Sectionals | 2025-03-21 | 2025 Central Divisional Championships |
| 200 Freestyle | SCY | 2:02.24 | A+0.85s to AA·+16.45s to Sectionals | 2025-03-21 | 2025 Central Divisional Championships |
| 500 Freestyle | SCY | 5:29.79 | A+2.30s to AA·+43.70s to Sectionals | 2025-03-21 | 2025 Central Divisional Championships |
| 100 Backstroke | SCY | 1:03.41 | A+2.32s to AA·+8.32s to Sectionals | 2025-01-31 | 10th Annual Famous Last Words |
| 200 Backstroke | SCY | 2:16.33 | A+3.14s to AA·+14.04s to Sectionals | 2025-03-21 | 2025 Central Divisional Championships |
| 100 Breaststroke | SCY | 1:17.16 | BB+4.87s to A·+14.47s to Sectionals | 2024-11-22 | 2024 DYNA Woodie B Malone Invitational |
| 200 Breaststroke | SCY | 2:45.48 | BB+8.69s to A·+26.19s to Sectionals | 2025-01-17 | 2025 DYNA Eastern Classic |
| 100 Butterfly | SCY | 1:07.60 | BB+4.41s to A·+14.91s to Sectionals | 2024-11-22 | 2024 DYNA Woodie B Malone Invitational |
| 200 Individual Medley | SCY | 2:22.04 | BB+0.85s to A·+22.65s to Sectionals | 2025-03-21 | 2025 Central Divisional Championships |
| 400 Individual Medley | SCY | 5:09.65 | BB+7.26s to A·+57.66s to Sectionals | 2025-01-17 | 2025 DYNA Eastern Classic |
| 50 Freestyle | LCM | 29.71 | A+0.42s to AA·+4.12s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 100 Freestyle | LCM | 1:03.85 | AA+2.36s to AAA·+8.56s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 200 Freestyle | LCM | 2:20.12 | A+0.43s to AA·+19.23s to Sectionals | 2025-05-09 | 2025 DYNA Spring Splash |
| 400 Freestyle | LCM | 4:55.60 | AA+12.81s to AAA·+36.51s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 800 Freestyle | LCM | 10:27.35 | A+10.16s to AA·+91.76s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 100 Backstroke | LCM | 1:10.24 | AA+1.55s to AAA·+5.75s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 200 Backstroke | LCM | 2:32.53 | AA+3.44s to AAA·+11.84s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 100 Breaststroke | LCM | 1:30.86 | B+0.57s to BB·+18.47s to Sectionals | 2025-01-01 | Dynamo Swim Club |
| 200 Breaststroke | LCM | 3:06.14 | BB+3.25s to A·+25.75s to Sectionals | 2025-06-05 | 2025 DYNA Summer Invitational |
| 100 Butterfly | LCM | 1:17.58 | BB+5.49s to A·+17.09s to Sectionals | 2025-05-09 | 2025 DYNA Spring Splash |
| 200 Butterfly | LCM | 3:01.08 | B+5.59s to BB·+43.69s to Sectionals | 2025-05-09 | 2025 DYNA Spring Splash |
| 200 Individual Medley | LCM | 2:44.54 | BB+1.35s to A·+26.85s to Sectionals | 2025-05-09 | 2025 DYNA Spring Splash |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
IMX / IMR
IMX 13-14 · LCM
2939 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:55.60 | 690 |
| 200 BK LCM | 2:32.53 | 713 |
| 200 BR LCM | 3:06.14 | 545 |
| 200 FL LCM | 3:01.08 | 412 |
| 200 IM LCM | 2:44.54 | 579 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
2900 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:20.12 | 676 |
| 100 BK LCM | 1:10.24 | 714 |
| 100 BR LCM | 1:30.86 | 462 |
| 100 FL LCM | 1:17.58 | 469 |
| 200 IM LCM | 2:44.54 | 579 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Backstroke SCY 1:03.41 split/total mismatch
Front half 30.94s · back half 32.47s
100 Breaststroke SCY 1:17.16 split/total mismatch
Front half 36.90s · back half 40.26s
100 Butterfly SCY 1:07.60 split/total mismatch
Front half 32.59s · back half 35.01s
400 Freestyle LCM 4:55.60 split/total mismatch
800 Freestyle LCM 10:27.35 split/total mismatch
100 Backstroke LCM 1:10.24 split/total mismatch
Front half 34.41s · back half 35.83s
200 Backstroke LCM 2:32.53 split/total mismatch
Front half 74.63s · back half 77.90s
100 Breaststroke LCM 1:30.86 split/total mismatch
Front half 42.80s · back half 48.06s
200 Breaststroke LCM 3:06.14 split/total mismatch
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.