swimWilliam Xiao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.81 | AAA+0.52s to AAAA·+4.42s to Sectionals | 2025-03-16 | Adirondack Gold Short Course Championshipsvenue |
| 100 Freestyle | SCY | 59.03 | AAA+1.94s to AAAA·+10.54s to Sectionals | 2025-03-02 | AD Silver Short Course Championships SHENvenue |
| 200 Freestyle | SCY | 2:18.65 | A+1.76s to AA·+32.36s to Sectionals | 2025-03-01 | AD Silver Short Course Championships SHENvenue |
| 500 Freestyle | SCY | 7:01.43 | B+7.04s to BB·+134.04s to Sectionals | 2024-01-13 | Chris Goody IMX Challenge |
| 50 Backstroke | SCY | 35.77 | BB+0.88s to A·+12.08s to Futures | 2024-10-13 | Delmar Dolfins Fall Fenzy 2024 |
| 100 Backstroke | SCY | 1:10.42 | AA+1.83s to AAA·+15.93s to Sectionals | 2025-03-01 | AD Silver Short Course Championships SHENvenue |
| 200 Backstroke | SCY | 2:53.38 | BB+12.59s to A·+54.79s to Sectionals | 2024-03-03 | AD Silver Short Course Championships RPIvenue |
| 50 Breaststroke | SCY | 38.65 | A+0.96s to AA·+12.36s to Futures | 2024-03-08 | Adirondack Gold Short Course Championshipsvenue |
| 100 Breaststroke | SCY | 1:18.32 | AA+1.03s to AAA·+16.83s to Sectionals | 2025-03-01 | AD Silver Short Course Championships SHENvenue |
| 200 Breaststroke | SCY | 2:48.21 | AAA+7.52s to AAAA·+33.22s to Sectionals | 2025-03-02 | AD Silver Short Course Championships SHENvenue |
| 50 Butterfly | SCY | 31.52 | AA+1.03s to AAA·+8.63s to Futures | 2024-03-08 | Adirondack Gold Short Course Championshipsvenue |
| 100 Butterfly | SCY | 1:07.25 | AAA+2.76s to AAAA·+14.06s to Sectionals | 2025-03-02 | AD Silver Short Course Championships SHENvenue |
| 100 Individual Medley | SCY | 1:13.08 | A+0.99s to AA | 2024-03-09 | Adirondack Gold Short Course Championshipsvenue |
| 200 Individual Medley | SCY | 2:28.75 | AAA+6.76s to AAAA·+29.36s to Sectionals | 2025-03-02 | AD Silver Short Course Championships SHENvenue |
| 400 Individual Medley | SCY | 6:01.95 | BB+17.76s to A·+106.86s to Sectionals | 2024-12-15 | Piranha's December Distance Invite |
| 50 Freestyle | SCM | 39.78 | +0.99s to B·+15.09s to Sectionals | 2023-05-21 | 2023 Starfish Meter Madnessvenue |
| 50 Backstroke | SCM | 43.50 | B+1.41s to BB | 2023-05-21 | 2023 Starfish Meter Madnessvenue |
| 50 Breaststroke | SCM | 54.10 | +2.31s to B | 2023-05-21 | 2023 Starfish Meter Madnessvenue |
| 50 Butterfly | SCM | 44.84 | +0.55s to B | 2023-05-21 | 2023 Starfish Meter Madnessvenue |
| 100 Individual Medley | SCM | 1:40.96 | +3.67s to B | 2023-05-21 | 2023 Starfish Meter Madnessvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.33 | flat | 200 Free Relay | 2024-03-03 | AD Silver Short Course Championships RPI |
| 50 Freestyle | SCY | 25.98 | flying | 200 Free Relay (leg 3) | 2025-03-16 | Adirondack Gold Short Course Championships |
| 100 Freestyle | SCY | 58.75 | flying | 400 Free Relay (leg 3) | 2025-03-14 | Adirondack Gold Short Course Championships |
| 50 Backstroke | SCY | 42.34 | flat | 200 Medley Relay | 2023-02-04 | Delmar Dolfins Febuary Freeze |
| 50 Breaststroke | SCY | 36.20 | flying | 200 Medley Relay (leg 2) | 2025-03-15 | Adirondack Gold Short Course Championships |
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 11-12 · SCY
3045 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:01.43 | 417 |
| 100 BK SCY | 1:10.42 | 602 |
| 100 BR SCY | 1:18.32 | 648 |
| 100 FL SCY | 1:07.25 | 678 |
| 200 IM SCY | 2:28.75 | 700 |
IMR 11-12 · SCY
2820 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:18.65 | 600 |
| 50 BK SCY | 35.77 | 489 |
| 50 BR SCY | 38.65 | 540 |
| 50 FL SCY | 31.52 | 607 |
| 100 IM SCY | 1:13.08 | 584 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 59.03
Front half 28.19s · back half 30.84s
200 Freestyle SCY 2:18.65
Front half 65.57s · back half 73.08s
500 Freestyle SCY 7:01.43 split/total mismatch
100 Backstroke SCY 1:10.42
Front half 34.87s · back half 35.55s
200 Backstroke SCY 2:53.38
100 Breaststroke SCY 1:18.32
Front half 37.43s · back half 40.89s
200 Breaststroke SCY 2:48.21
Front half 80.17s · back half 88.04s
100 Butterfly SCY 1:07.25
Front half 30.30s · back half 36.95s
100 Individual Medley SCY 1:13.08
Front half 33.60s · back half 39.48s
200 Individual Medley SCY 2:28.75
Front half 67.92s · back half 80.83s
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.