swimYusen Chen
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.45 | +0.66s to B | 2025-09-27 | 2025 PAC All Freestyle Meet venue |
| 100 Freestyle | SCY | 1:19.07 | +7.58s to B | 2025-09-27 | 2025 PAC All Freestyle Meet venue |
| 200 Freestyle | SCY | 3:12.53 | +36.54s to B | 2025-09-27 | 2025 PAC All Freestyle Meet venue |
| 50 Backstroke | SCY | 38.11 | B+2.52s to BB | 2026-02-28 | 2026 Cherry Blossom Champs venue |
| 50 Butterfly | SCY | 39.15 | +2.06s to B | 2025-12-06 | 2025 PAC 11 & Over Snow Globe Champs slow pool |
| 100 Individual Medley | SCY | 1:33.15 | +11.26s to B | 2026-02-28 | 2026 Cherry Blossom Champs venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | SCY | 38.61 | flat | 200 Medley Relay | 2026-02-28 | 2026 Cherry Blossom Champs |
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
IMR 11-12 · SCY
1226 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:12.53 | 224 |
| 50 BK SCY | 38.11 | 404 |
| 50 FL SCY | 39.15 | 316 |
| 100 IM SCY | 1:33.15 | 282 |
| 50 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:19.07
Front half 38.55s · back half 40.52s
200 Freestyle SCY 3:12.53
Front half 93.34s · back half 99.19s
100 Individual Medley SCY 1:33.15
Front half 43.24s · back half 49.91s
Progression
Faster times are higher. One card per event, all courses & history.