Isaac Cho
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.47 | AA+0.98s to AAA·+1.88s to Sectionals | 2026-02-08 | 2026 Michigan Openvenue |
| 100 Freestyle | SCY | 53.15 | AA+1.96s to AAA·+4.16s to Sectionals | 2026-02-07 | 2026 Michigan Openvenue |
| 200 Freestyle | SCY | 1:57.47 | A+0.38s to AA·+9.98s to Sectionals | 2026-02-08 | 2026 Michigan Openvenue |
| 500 Freestyle | SCY | 5:46.16 | BB+15.37s to A·+53.27s to Sectionals | 2025-01-05 | 2025 CW Specialty Meetvenue |
| 50 Backstroke | SCY | 29.24 | BB+0.35s to A·+4.75s to Sectionals | 2025-07-11 | USSC July Last Chancevenue |
| 100 Backstroke | SCY | 1:03.20 | BB+2.01s to A·+7.11s to Sectionals | 2026-01-18 | SLA Arctic Blast 2026venue |
| 50 Breaststroke | SCY | 31.66 | AA+1.37s to AAA·+4.47s to Sectionals | 2026-01-16 | SLA Arctic Blast 2026venue |
| 100 Breaststroke | SCY | 1:07.30 | A+1.11s to AA·+3.71s to Sectionals | 2026-02-07 | 2026 Michigan Openvenue |
| 200 Breaststroke | SCY | 2:29.62 | A+5.63s to AA·+11.03s to Sectionals | 2026-02-08 | 2026 Michigan Openvenue |
| 50 Butterfly | SCY | 27.12 | AA+1.03s to AAA·+3.43s to Sectionals | 2026-01-16 | SLA Arctic Blast 2026venue |
| 100 Butterfly | SCY | 59.73 | A+1.84s to AA·+5.74s to Sectionals | 2026-02-07 | 2026 Michigan Openvenue |
| 200 Butterfly | SCY | 2:24.60 | BB+10.11s to A·+21.81s to Sectionals | 2025-02-16 | 2025 CW Championship Qualifiervenue |
| 100 Individual Medley | SCY | 1:01.86 | 2025-03-08 | 2025 SCY MAGS Championship Meetvenue | |
| 200 Individual Medley | SCY | 2:13.66 | A+3.87s to AA·+12.67s to Sectionals | 2026-01-17 | SLA Arctic Blast 2026venue |
| 50 Freestyle | LCM | 27.88 | AA+0.99s to AAA·+1.89s to Sectionals | 2025-07-19 | 2025 LC MAGS Championship Meetvenue |
| 100 Freestyle | LCM | 1:01.20 | AA+2.21s to AAA·+4.61s to Sectionals | 2025-07-18 | 2025 LC MAGS Championship Meetvenue |
| 200 Freestyle | LCM | 2:21.88 | BB+1.29s to A·+18.39s to Sectionals | 2025-05-18 | 2025 CW May Showersvenue |
| 400 Freestyle | LCM | 5:17.22 | BB+17.33s to A·+55.03s to Sectionals | 2024-05-17 | 2024 CW May Showers Meetvenue |
| 50 Backstroke | LCM | 34.17 | BB+0.28s to A·+5.48s to Sectionals | 2025-07-18 | 2025 LC MAGS Championship Meetvenue |
| 100 Backstroke | LCM | 1:16.45 | BB+4.76s to A·+12.06s to Sectionals | 2025-06-07 | Wolverine Invitevenue |
| 50 Breaststroke | LCM | 37.81 | BB+0.02s to A·+5.82s to Sectionals | 2024-07-21 | 2024 MAGS Long Course Championship Meetvenue |
| 100 Breaststroke | LCM | 1:21.00 | BB+0.41s to A·+8.21s to Sectionals | 2025-07-18 | 2025 LC MAGS Championship Meetvenue |
| 200 Breaststroke | LCM | 2:53.73 | A+6.24s to AA·+13.94s to Sectionals | 2025-07-19 | 2025 LC MAGS Championship Meetvenue |
| 50 Butterfly | LCM | 31.57 | A+0.98s to AA·+4.18s to Sectionals | 2025-06-01 | 2025 PCC Cruisin into Summervenue |
| 100 Butterfly | LCM | 1:08.73 | A+2.74s to AA·+7.24s to Sectionals | 2025-06-27 | 2025 CW Eric Namesnik Memorial Openvenue |
| 200 Individual Medley | LCM | 2:39.76 | BB+2.87s to A·+20.37s to Sectionals | 2025-05-31 | 2025 PCC Cruisin into Summervenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.31 | flat | 200 Free Relay | 2025-03-09 | 2025 SCY MAGS Championship Meet |
| 50 Freestyle | SCY | 24.48 | flying | 200 Free Relay (leg 3) | 2025-02-22 | 2025 Lake Erie Regional Meet |
| 50 Freestyle | SCY | 35.10 | flying | 200 Medley Relay (leg 4) | 2020-03-01 | Lake Erie Junior Olympic Championship Meet |
| 200 Freestyle | SCY | 2:02.16 | flying | 800 Free Relay (leg 2) | 2025-03-08 | 2025 SCY MAGS Championship Meet |
| 50 Butterfly | SCY | 27.15 | flying | 200 Medley Relay (leg 3) | 2025-03-09 | 2025 SCY MAGS Championship Meet |
| 100 Butterfly | SCY | 1:00.77 | flying | 400 Medley Relay (leg 3) | 2025-03-08 | 2025 SCY MAGS Championship Meet |
| 50 Freestyle | LCM | 27.70 | flat | 200 Free Relay | 2025-07-19 | 2025 LC MAGS Championship Meet |
| 100 Freestyle | LCM | 1:04.77 | flying | 400 Medley Relay (leg 4) | 2024-07-20 | 2024 MAGS Long Course Championship Meet |
| 100 Freestyle | LCM | 1:04.66 | flying | 400 Free Relay (leg 3) | 2024-07-19 | 2024 MAGS Long Course Championship Meet |
| 50 Butterfly | LCM | 30.08 | flying | 200 Medley Relay (leg 3) | 2025-07-19 | 2025 LC MAGS Championship Meet |
| 100 Butterfly | LCM | 1:08.52 | flying | 400 Medley Relay (leg 3) | 2025-07-18 | 2025 LC MAGS Championship Meet |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 13-14 · SCY
2490 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:46.16 | 583 |
| 200 BR SCY | 2:29.62 | 674 |
| 200 FL SCY | 2:24.60 | 537 |
| 200 IM SCY | 2:13.66 | 696 |
| 200 BK SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
3471 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:57.47 | 753 |
| 100 BK SCY | 1:03.20 | 606 |
| 100 BR SCY | 1:07.30 | 722 |
| 100 FL SCY | 59.73 | 694 |
| 200 IM SCY | 2:13.66 | 696 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.15
Front half 25.61s · back half 27.54s
200 Freestyle SCY 1:57.47
Front half 56.16s · back half 61.31s
500 Freestyle SCY 5:46.16
Front half 168.86s · back half 177.30s
100 Backstroke SCY 1:03.20
Front half 30.43s · back half 32.77s
100 Breaststroke SCY 1:07.30
Front half 31.91s · back half 35.39s
200 Breaststroke SCY 2:29.62
Front half 71.82s · back half 77.80s
100 Butterfly SCY 59.73
Front half 27.86s · back half 31.87s
200 Butterfly SCY 2:24.60
Front half 66.35s · back half 78.25s
100 Individual Medley SCY 1:01.86
Front half 29.20s · back half 32.66s
200 Individual Medley SCY 2:13.66
Front half 64.19s · back half 69.47s
100 Freestyle LCM 1:01.20
Front half 29.29s · back half 31.91s
200 Freestyle LCM 2:21.88
Front half 68.94s · back half 72.94s
400 Freestyle LCM 5:17.22
Front half 154.62s · back half 162.60s
100 Backstroke LCM 1:16.45
Front half 37.88s · back half 38.57s
100 Breaststroke LCM 1:21.00
Front half 38.22s · back half 42.78s
200 Breaststroke LCM 2:53.73
Front half 84.99s · back half 88.74s
100 Butterfly LCM 1:08.73
Front half 31.92s · back half 36.81s
200 Individual Medley LCM 2:39.76
Front half 76.34s · back half 83.42s
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.