swimLiam Yu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.81 | BB+0.12s to A | 2026-02-22 | 2026 ST AAAA SC STAGS fast pool |
| 100 Freestyle | SCY | 1:01.89 | BB+4.00s to A | 2026-02-08 | 2026 ST AQTX STX Champs North venue |
| 200 Freestyle | SCY | 2:38.04 | +10.25s to B | 2025-11-09 | 2025 ST SCY Surge Shark Sizzler venue |
| 50 Backstroke | SCY | 34.65 | B+1.76s to BB | 2026-01-18 | 2026 ST AQTX B Champs North venue |
| 100 Backstroke | SCY | 1:25.29 | +10.90s to B | 2026-01-17 | 2026 ST AQTX B Champs North |
| 50 Breaststroke | SCY | 36.30 | BB+1.61s to A | 2026-02-07 | 2026 ST AQTX STX Champs North venue |
| 100 Breaststroke | SCY | 1:20.99 | B+2.70s to BB | 2026-02-08 | 2026 ST AQTX STX Champs North venue |
| 50 Butterfly | SCY | 30.25 | BB+0.56s to A | 2026-02-21 | 2026 ST AAAA SC STAGS fast pool |
| 100 Butterfly | SCY | 1:23.59 | +9.80s to B | 2025-09-21 | 2025 ST AQTX Round Rock Unclassified venue |
| 100 Individual Medley | SCY | 1:15.90 | 2026-01-17 | 2026 ST AQTX B Champs North venue | |
| 200 Individual Medley | SCY | 2:58.84 | +14.15s to B | 2025-11-08 | 2025 ST SCY Surge Shark Sizzler venue |
| 50 Freestyle | LCM | 29.99 | A+0.70s to AA | 2026-06-28 | 2026 NEAT Long Course STX Championship venue |
| 100 Freestyle | LCM | 1:11.26 | BB+4.17s to A | 2026-06-11 | 2026 ST NIST George Block Invitational fast pool |
| 200 Freestyle | LCM | 2:56.48 | +6.49s to B | 2026-04-19 | 2026 ST CCSS LC Distance Meet venue |
| 400 Freestyle | LCM | 6:26.14 | +26.25s to B | 2026-04-19 | 2026 ST CCSS LC Distance Meet venue |
| 50 Backstroke | LCM | 41.16 | B+2.87s to BB | 2026-06-12 | 2026 ST NIST George Block Invitational fast pool |
| 50 Breaststroke | LCM | 41.23 | BB+1.84s to A | 2026-05-31 | 2026 ST NTRO LC May Splashdown venue |
| 100 Breaststroke | LCM | 1:36.21 | B+5.92s to BB | 2026-05-31 | 2026 ST NTRO LC May Splashdown venue |
| 200 Breaststroke | LCM | 3:35.16 | +1.77s to B | 2026-04-19 | 2026 ST CCSS LC Distance Meet venue |
| 50 Butterfly | LCM | 32.51 | A+0.42s to AA | 2026-06-11 | 2026 ST NIST George Block Invitational fast pool |
| 100 Butterfly | LCM | 1:21.70 | B+3.61s to BB | 2026-06-12 | 2026 ST NIST George Block Invitational fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 Freestyle | SCY | 27.84 | flat | 200 Free Relay | 2026-02-07 | 2026 ST AQTX STX Champs North |
| 50 Freestyle | SCY | 19.02 | flying | 200 Free Relay (leg 4) | 2026-01-18 | 2026 ST AQTX B Champs North |
| 50 Butterfly | SCY | 31.62 | flying | 200 Medley Relay (leg 3) | 2026-02-08 | 2026 ST AQTX STX Champs North |
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 · LCM
662 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 6:26.14 | 309 |
| 200 BR LCM | 3:35.16 | 353 |
| 200 BK LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · SCY
1512 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:38.04 | 309 |
| 100 BK SCY | 1:25.29 | 246 |
| 100 BR SCY | 1:20.99 | 414 |
| 100 FL SCY | 1:23.59 | 253 |
| 200 IM SCY | 2:58.84 | 290 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:01.89
Front half 28.66s · back half 33.23s
200 Freestyle SCY 2:38.04
Front half 74.27s · back half 83.77s
100 Breaststroke SCY 1:20.99
Front half 37.61s · back half 43.38s
100 Butterfly SCY 1:23.59
Front half 38.00s · back half 45.59s
100 Individual Medley SCY 1:15.90
Front half 34.69s · back half 41.21s
200 Individual Medley SCY 2:58.84
Front half 86.91s · back half 91.93s
100 Freestyle LCM 1:11.26
Front half 32.58s · back half 38.68s
100 Breaststroke LCM 1:36.21
Front half 45.08s · back half 51.13s
100 Butterfly LCM 1:21.70
Front half 33.78s · back half 47.92s
Progression
Faster times are higher. One card per event, all courses & history.