swimZiyu Liu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.12 | BB+0.43s to A | 2026-03-01 | 2026 PN February AGI, Div 3- Approved venue |
| 100 Freestyle | SCY | 54.56 | BB+0.27s to A | 2026-01-25 | 2026 PN PDST Winter Invitational Meet- Approv venue |
| 200 Freestyle | SCY | 2:02.65 | BB+4.06s to A | 2026-02-08 | 2026 PN IST Feb Winter Invitational-Approved venue |
| 1650 Freestyle | SCY | 20:00.20 | BB+79.31s to A | 2025-02-02 | 2025 PN OCA John Walker Distance Classic venue |
| 50 Backstroke | SCY | 28.59 | BB+0.60s to A | 2026-01-17 | 2026 PN VAST 49th Annual Washington Open- APP venue |
| 100 Backstroke | SCY | 1:00.78 | BB+1.19s to A | 2026-02-28 | 2026 PN February AGI, Div 3- Approved venue |
| 200 Backstroke | SCY | 2:12.15 | BB+2.06s to A | 2025-11-16 | 2025 PN PAC Q Meet venue |
| 50 Breaststroke | SCY | 27.97 | AAAA | 2026-02-27 | 2026 PN February AGI, Div 3- Approved |
| 100 Breaststroke | SCY | 1:03.80 | AA+2.01s to AAA | 2025-11-24 | 2025 PN November AGI Div 1 (PDST) |
| 200 Breaststroke | SCY | 2:32.38 | BB+5.39s to A | 2025-10-19 | 2025 PN VAST Fall Classic venue |
| 50 Butterfly | SCY | 25.70 | AA+0.31s to AAA | 2025-10-22 | 1657244 |
| 100 Butterfly | SCY | 1:01.58 | BB+2.69s to A | 2026-01-24 | 2026 PN PDST Winter Invitational Meet- Approv |
| 200 Individual Medley | SCY | 2:16.67 | BB+4.48s to A | 2025-03-29 | 2025 PN Spring Finale, Division 2 venue |
| 400 Individual Medley | SCY | 4:11.19 | AAA+2.50s to AAAA | 2024-11-19 | 2024 PN IST November Invitational |
| 50 Freestyle | LCM | 29.32 | BB+0.73s to A | 2025-07-12 | 2025 PN OCA July Jamboree Invitational venue |
| 100 Freestyle | LCM | 1:05.24 | BB+2.95s to A | 2025-06-29 | 2025 PN SMAC Summer Classic Invitational venue |
| 50 Backstroke | LCM | 32.63 | A+0.84s to AA | 2026-06-06 | 2026 PN VAST Summer Sprint & Dist. - Approved venue |
| 100 Backstroke | LCM | 1:10.54 | BB+0.95s to A | 2026-06-13 | 2026 PN IST June Invtational- Approved |
| 200 Backstroke | LCM | 2:27.55 | A+2.76s to AA | 2025-07-17 | 2025 PN 13&O LC Senior Championships |
| 50 Breaststroke | LCM | 36.74 | BB+0.25s to A | 2026-06-14 | 2026 PN IST June Invtational- Approved venue |
| 100 Breaststroke | LCM | 1:23.34 | BB+4.95s to A | 2024-06-30 | 2024 PN SMAC Summer Classic Invitational venue |
| 200 Breaststroke | LCM | 2:35.57 | AAA+5.58s to AAAA | 2025-07-17 | 2025 PN 13&O LC Senior Championships |
| 100 Butterfly | LCM | 1:14.41 | B+1.52s to BB | 2026-06-14 | 2026 PN IST June Invtational- Approved venue |
| 200 Individual Medley | LCM | 2:38.43 | BB+5.24s to A | 2026-06-13 | 2026 PN IST June Invtational- Approved venue |
| 400 Individual Medley | LCM | 5:46.06 | BB+16.77s to A | 2026-06-07 | 2026 PN VAST Summer Sprint & Dist. - Approved venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
IMX / IMR
IMX 15-16 · LCM
2609 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 2:27.55 | 671 |
| 200 BR LCM | 2:35.57 | 824 |
| 200 IM LCM | 2:38.43 | 579 |
| 400 IM LCM | 5:46.06 | 535 |
| 400 FR LCM | — | 0 |
| 200 FL LCM | — | 0 |
IMR 15-16 · SCY
3009 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:02.65 | 575 |
| 100 BK SCY | 1:00.78 | 580 |
| 100 BR SCY | 1:03.80 | 739 |
| 100 FL SCY | 1:01.58 | 547 |
| 200 IM SCY | 2:16.67 | 568 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.56
Front half 25.91s · back half 28.65s
200 Freestyle SCY 2:02.65 RT 0.73s
Front half 58.63s · back half 64.02s
1650 Freestyle SCY 20:00.20
200 Backstroke SCY 2:12.15 RT 0.77s
Front half 64.90s · back half 67.25s
200 Breaststroke SCY 2:32.38 RT 0.73s
Front half 73.66s · back half 78.72s
200 Individual Medley SCY 2:16.67
Front half 64.73s · back half 71.94s
400 Individual Medley SCY 4:11.19 split/total mismatch
Front half 317.26s · back half -66.07s
200 Individual Medley LCM 2:38.43 RT 0.70s
Front half 74.37s · back half 84.06s
400 Individual Medley LCM 5:46.06 RT 0.74s· 23.3 min after 200 Backstroke
Front half 171.03s · back half 175.03s
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.
Progression
Faster times are higher. One card per event, all courses & history.