swimWilliam John Costa
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 37.70 | B+2.91s to BB·+15.11s to Sectionals | 2021-01-24 | TYR Turn Up The HEATvenue |
| 100 Freestyle | SCY | 1:26.22 | B+6.93s to BB·+37.23s to Sectionals | 2020-02-22 | Piranha Aquatics Hosts Regional Champsvenue |
| 50 Backstroke | SCY | 44.02 | B+0.93s to BB·+19.53s to Sectionals | 2021-01-24 | TYR Turn Up The HEATvenue |
| 100 Backstroke | SCY | 1:57.57 | +16.48s to B·+61.48s to Sectionals | 2020-01-24 | 2020 NI STAR Winter Challenge |
| 50 Butterfly | SCY | 47.77 | +1.28s to B·+24.08s to Sectionals | 2020-02-22 | Piranha Aquatics Hosts Regional Champsvenue |
| 100 Individual Medley | SCY | 1:36.52 | B+6.73s to BB | 2021-01-24 | TYR Turn Up The HEATvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 10 & under · SCY
202 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:57.57 | 202 |
| 200 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
1384 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:26.22 | 348 |
| 50 BK SCY | 44.02 | 391 |
| 50 FL SCY | 47.77 | 267 |
| 100 IM SCY | 1:36.52 | 378 |
| 50 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:26.22
Front half 39.86s · back half 46.36s
100 Backstroke SCY 1:57.57 split/total mismatch
Front half 56.67s · back half 60.90s
100 Individual Medley SCY 1:36.52
Front half 42.84s · back half 53.68s
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.