William Xiao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.81 | AAA+0.02s to AAAA | 2025-03-16 | Adirondack Gold Short Course Championships venue |
| 100 Freestyle | SCY | 59.03 | AAA+0.74s to AAAA | 2025-03-02 | AD Silver Short Course Championships SHEN venue |
| 200 Freestyle | SCY | 2:18.65 | AA+5.76s to AAA | 2025-03-01 | AD Silver Short Course Championships SHEN venue |
| 500 Freestyle | SCY | 7:01.43 | BB+32.24s to A | 2024-01-13 | Chris Goody IMX Challenge venue |
| 50 Backstroke | SCY | 35.77 | BB+0.98s to A | 2024-10-13 | Delmar Dolfins Fall Fenzy 2024 venue |
| 100 Backstroke | SCY | 1:10.42 | AA+1.13s to AAA | 2025-03-01 | AD Silver Short Course Championships SHEN venue |
| 200 Backstroke | SCY | 2:53.38 | BB+10.79s to A | 2024-03-03 | AD Silver Short Course Championships RPI venue |
| 50 Breaststroke | SCY | 38.65 | A+1.26s to AA | 2024-03-08 | Adirondack Gold Short Course Championships venue |
| 100 Breaststroke | SCY | 1:18.32 | AA+0.23s to AAA | 2025-03-01 | AD Silver Short Course Championships SHEN venue |
| 200 Breaststroke | SCY | 2:48.21 | AAA+6.72s to AAAA | 2025-03-02 | AD Silver Short Course Championships SHEN venue |
| 50 Butterfly | SCY | 31.52 | AA+0.93s to AAA | 2024-03-08 | Adirondack Gold Short Course Championships venue |
| 100 Butterfly | SCY | 1:07.25 | AAA+1.86s to AAAA | 2025-03-02 | AD Silver Short Course Championships SHEN venue |
| 100 Individual Medley | SCY | 1:13.08 | A+0.29s to AA | 2024-03-09 | Adirondack Gold Short Course Championships venue |
| 200 Individual Medley | SCY | 2:28.75 | AAA+4.16s to AAAA | 2025-03-02 | AD Silver Short Course Championships SHEN venue |
| 400 Individual Medley | SCY | 6:01.95 | BB+8.66s to A | 2024-12-15 | Piranha's December Distance Invite venue |
| 50 Freestyle | SCM | 39.78 | +0.69s to B | 2023-05-21 | 2023 Starfish Meter Madness venue |
| 50 Backstroke | SCM | 43.50 | B+1.81s to BB | 2023-05-21 | 2023 Starfish Meter Madness venue |
| 50 Breaststroke | SCM | 54.10 | +3.81s to B | 2023-05-21 | 2023 Starfish Meter Madness venue |
| 50 Butterfly | SCM | 44.84 | +1.85s to B | 2023-05-21 | 2023 Starfish Meter Madness venue |
| 100 Individual Medley | SCM | 1:40.96 | +2.97s to B | 2023-05-21 | 2023 Starfish Meter Madness venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.13 | flat | 200 Free Relay | 2024-10-13 | Delmar Dolfins Fall Fenzy 2024 |
| 50 Freestyle | SCY | 28.16 | flying | 200 Free Relay (leg 3) | 2024-03-10 | Adirondack Gold Short Course Championships |
| 100 Freestyle | SCY | 58.96 | flying | 400 Free Relay (leg 3) | 2025-02-15 | 2025 Region 1 Short Course Invitational |
| 50 Breaststroke | SCY | 37.88 | flying | 200 Medley Relay (leg 2) | 2024-03-09 | 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
3506 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:01.43 | 470 |
| 100 BK SCY | 1:10.42 | 705 |
| 100 BR SCY | 1:18.32 | 760 |
| 100 FL SCY | 1:07.25 | 775 |
| 200 IM SCY | 2:28.75 | 796 |
IMR 11-12 · SCY
3182 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:18.65 | 679 |
| 50 BK SCY | 35.77 | 537 |
| 50 BR SCY | 38.65 | 621 |
| 50 FL SCY | 31.52 | 677 |
| 100 IM SCY | 1:13.08 | 668 |
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
Front half 205.27s · back half 216.16s
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
400 Individual Medley SCY 6:01.95
Front half 172.88s · back half 189.07s
Progression
Faster times are higher. One card per event, all courses & history.