swimWilliam O'Callaghan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 43.03 | +10.24s to B·+19.84s to Sectionals | 2026-02-01 | 2026 PN CSC February Mini-Meet- Approvedvenue |
| 50 Backstroke | SCY | 49.36 | +10.87s to B·+25.67s to Futures | 2026-02-01 | 2026 PN CSC February Mini-Meet- Approvedvenue |
| 50 Freestyle | SCM | 43.74 | +7.45s to B·+18.05s to Sectionals | 2026-06-06 | 2026 PN CSC Swimtacular- Approvedvenue |
| 100 Freestyle | SCM | 1:37.95 | +18.96s to B·+41.66s to Sectionals | 2026-06-06 | 2026 PN CSC Swimtacular- Approvedvenue |
| 50 Backstroke | SCM | 50.93 | +8.34s to B | 2026-06-06 | 2026 PN CSC Swimtacular- Approvedvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 | SCM | 34.90 | flying | 200 Free Relay (leg 2) | 2026-06-06 | 2026 PN CSC Swimtacular- Approved |
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
IMR 11-12 · SCY
186 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 49.36 | 186 |
| 200 FR SCY | — | 0 |
| 50 BR SCY | — | 0 |
| 50 FL SCY | — | 0 |
| 100 IM 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 SCM 1:37.95
Front half 47.48s · back half 50.47s
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.