Preston Liu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.29 | A+0.90s to AA·+1.10s to Sectionals | 2026-07-17 | 2026 CA GOLD OC Summer Championhip SCYvenue |
| 100 Freestyle | SCY | 53.19 | A+1.90s to AA·+2.20s to Sectionals | 2026-07-18 | 2026 CA GOLD OC Summer Championhip SCYvenue |
| 200 Freestyle | SCY | 2:02.89 | BB+6.10s to A·+11.10s to Sectionals | 2025-12-06 | 2025 CA AAA December ABC Meetvenue |
| 50 Backstroke | SCY | 30.59 | B+1.00s to BB·+6.90s to Futures | 2025-09-20 | CA 2025 NOVA Back-to-School Meetvenue |
| 100 Backstroke | SCY | 1:05.82 | B+2.93s to BB·+10.33s to Sectionals | 2025-11-01 | 2025 "Our Rising Tides" 16u SCY P/F Meetvenue |
| 200 Backstroke | SCY | 2:22.15 | B+4.26s to BB·+20.86s to Sectionals | 2025-11-16 | CA 2025 NOVAmber Intrasquad Meetvenue |
| 50 Breaststroke | SCY | 33.88 | BB+2.39s to A·+7.59s to Futures | 2025-09-20 | CA 2025 NOVA Back-to-School Meetvenue |
| 100 Breaststroke | SCY | 1:07.89 | BB+1.90s to A·+4.70s to Sectionals | 2026-07-19 | 2026 CA GOLD OC Summer Championhip SCYvenue |
| 200 Breaststroke | SCY | 2:40.48 | B+5.29s to BB·+23.19s to Sectionals | 2025-07-19 | 2025 CA SOCAL Orange Committee Summer Champvenue |
| 50 Butterfly | SCY | 30.64 | B+1.15s to BB·+7.75s to Futures | 2025-09-20 | CA 2025 NOVA Back-to-School Meetvenue |
| 100 Butterfly | SCY | 1:09.89 | +2.60s to B·+14.70s to Sectionals | 2025-12-06 | 2025 CA AAA December ABC Meetvenue |
| 200 Butterfly | SCY | 2:47.80 | +17.11s to B·+44.41s to Sectionals | 2025-10-18 | CA 2025 NOVA IMX Intrasquad Meetvenue |
| 100 Individual Medley | SCY | 1:07.74 | 2025-09-20 | CA 2025 NOVA Back-to-School Meetvenue | |
| 200 Individual Medley | SCY | 2:21.99 | B+1.50s to BB·+18.00s to Sectionals | 2025-12-07 | 2025 CA AAA December ABC Meetvenue |
| 400 Individual Medley | SCY | 5:18.15 | B+17.36s to BB·+53.46s to Sectionals | 2025-10-19 | CA 2025 NOVA IMX Intrasquad Meetvenue |
| 50 Freestyle | LCM | 27.75 | A+0.66s to AA·+0.76s to Sectionals | 2026-07-11 | 2026 CA TST July 2026 BB MIN LCvenue |
| 100 Freestyle | LCM | 1:02.06 | BB+0.47s to A·+3.07s to Sectionals | 2026-07-12 | 2026 CA TST July 2026 BB MIN LCvenue |
| 50 Backstroke | LCM | 33.93 | BB+1.44s to A·+6.04s to Futures | 2026-07-11 | 2026 CA TST July 2026 BB MIN LCvenue |
| 100 Backstroke | LCM | 1:14.18 | B+0.39s to BB·+8.99s to Sectionals | 2026-07-12 | 2026 CA TST July 2026 BB MIN LCvenue |
| 50 Breaststroke | LCM | 34.51 | A+0.12s to AA·+3.62s to Futures | 2026-07-11 | 2026 CA TST July 2026 BB MIN LCvenue |
| 100 Breaststroke | LCM | 1:17.43 | BB+0.44s to A·+3.73s to Sectionals | 2026-07-12 | 2026 CA TST July 2026 BB MIN LCvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 15-16 · SCY
2192 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:22.15 | 472 |
| 200 BR SCY | 2:40.48 | 475 |
| 200 FL SCY | 2:47.80 | 302 |
| 200 IM SCY | 2:21.99 | 506 |
| 400 IM SCY | 5:18.15 | 437 |
| 500 FR SCY | — | 0 |
IMR 15-16 · SCY
2520 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:02.89 | 571 |
| 100 BK SCY | 1:05.82 | 456 |
| 100 BR SCY | 1:07.89 | 613 |
| 100 FL SCY | 1:09.89 | 374 |
| 200 IM SCY | 2:21.99 | 506 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.19
Front half 25.05s · back half 28.14s
200 Freestyle SCY 2:02.89
Front half 56.31s · back half 66.58s
100 Backstroke SCY 1:05.82
Front half 31.48s · back half 34.34s
200 Backstroke SCY 2:22.15
Front half 69.33s · back half 72.82s
100 Breaststroke SCY 1:07.89
Front half 30.97s · back half 36.92s
200 Breaststroke SCY 2:40.48
Front half 76.76s · back half 83.72s
100 Butterfly SCY 1:09.89
Front half 31.28s · back half 38.61s
200 Butterfly SCY 2:47.80
Front half 77.62s · back half 90.18s
100 Individual Medley SCY 1:07.74
Front half 32.94s · back half 34.80s
200 Individual Medley SCY 2:21.99
Front half 68.89s · back half 73.10s
400 Individual Medley SCY 5:18.15
Front half 153.12s · back half 165.03s
100 Freestyle LCM 1:02.06
Front half 29.05s · back half 33.01s
100 Backstroke LCM 1:14.18
Front half 35.60s · back half 38.58s
100 Breaststroke LCM 1:17.43
Front half 35.90s · back half 41.53s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
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.