swimSeunghyeon Yoo
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 36.27 | B+1.48s to BB·+13.88s to Sectionals | 2026-11-07 | 2026 HOKI November Invitationalvenue |
| 100 Freestyle | SCY | 1:20.52 | B+1.23s to BB·+32.03s to Sectionals | 2026-11-08 | 2026 HOKI November Invitationalvenue |
| 200 Freestyle | SCY | 3:13.10 | +3.51s to B·+86.81s to Sectionals | 2026-01-12 | WSY Mid Winter Classic |
| 25 Backstroke | SCY | 57.15 | 2024-02-18 | HAC Sweetheart Developmental | |
| 50 Backstroke | SCY | 41.66 | BB+3.87s to A·+17.97s to Futures | 2026-11-08 | 2026 HOKI November Invitationalvenue |
| 100 Backstroke | SCY | 1:32.73 | B+2.24s to BB·+38.24s to Sectionals | 2026-11-07 | 2026 HOKI November Invitationalvenue |
| 50 Breaststroke | SCY | 54.73 | +1.24s to B·+28.44s to Futures | 2026-02-17 | WSY President's Day Meet |
| 100 Breaststroke | SCY | 1:47.44 | B+3.85s to BB·+45.95s to Sectionals | 2026-11-07 | 2026 HOKI November Invitationalvenue |
| 50 Butterfly | SCY | 42.09 | B+0.80s to BB·+19.20s to Futures | 2026-11-07 | 2026 HOKI November Invitationalvenue |
| 100 Individual Medley | SCY | 1:34.88 | B+5.09s to BB | 2026-11-08 | 2026 HOKI November Invitationalvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 10 & under · SCY
1129 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:13.10 | 324 |
| 100 BK SCY | 1:32.73 | 411 |
| 100 BR SCY | 1:47.44 | 394 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
1970 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:20.52 | 428 |
| 50 BK SCY | 41.66 | 461 |
| 50 BR SCY | 54.73 | 293 |
| 50 FL SCY | 42.09 | 391 |
| 100 IM SCY | 1:34.88 | 397 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:20.52
Front half 37.92s · back half 42.60s
200 Freestyle SCY 3:13.10
Front half 88.19s · back half 104.91s
100 Backstroke SCY 1:32.73
Front half 44.27s · back half 48.46s
100 Breaststroke SCY 1:47.44
Front half 51.75s · back half 55.69s
100 Individual Medley SCY 1:34.88
Front half 45.47s · back half 49.41s
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.