swimKatherine O'Neill
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.86 | BB+1.47s to A·+4.07s to Sectionals | 2026-02-28 | AD 13 and Over Silver Championshipsvenue |
| 100 Freestyle | SCY | 1:02.20 | BB+2.71s to A·+9.11s to Sectionals | 2026-03-14 | AD 13 and Over Gold Championshipsvenue |
| 200 Freestyle | SCY | 2:19.91 | B+1.22s to BB·+24.92s to Sectionals | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 50 Backstroke | SCY | 37.45 | +2.16s to B·+11.16s to Futures | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 100 Backstroke | SCY | 1:23.24 | +8.25s to B·+23.95s to Sectionals | 2025-02-01 | Delmar Dolfins February Freeze |
| 200 Backstroke | SCY | 3:05.85 | +23.36s to B·+56.96s to Sectionals | 2024-12-15 | Piranha's December Distance Invite |
| 50 Breaststroke | SCY | 39.48 | B+1.09s to BB·+9.69s to Futures | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 100 Breaststroke | SCY | 1:20.66 | B+0.27s to BB·+12.47s to Sectionals | 2026-02-28 | AD 13 and Over Silver Championshipsvenue |
| 200 Breaststroke | SCY | 2:54.48 | B+0.39s to BB·+25.09s to Sectionals | 2026-01-10 | 2026 Starfish Trophy Invitationalvenue |
| 50 Butterfly | SCY | 34.49 | B+1.90s to BB·+8.80s to Futures | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 100 Butterfly | SCY | 1:22.50 | +7.71s to B·+24.01s to Sectionals | 2025-02-08 | Piranha's Pentathlon |
| 200 Individual Medley | SCY | 2:42.48 | B+7.09s to BB·+31.79s to Sectionals | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 100 Freestyle | SCM | 1:14.69 | B+3.50s to BB·+15.80s to Sectionals | 2026-05-30 | 2026 Starfish Meter Madnessvenue |
| 100 Breaststroke | SCM | 1:33.71 | B+4.92s to BB·+18.22s to Sectionals | 2026-05-30 | 2026 Starfish Meter Madnessvenue |
| 100 Butterfly | SCM | 1:28.61 | +6.02s to B·+23.62s to Sectionals | 2026-05-30 | 2026 Starfish Meter Madnessvenue |
| 100 Individual Medley | SCM | 1:24.47 | 2026-05-30 | 2026 Starfish Meter Madnessvenue | |
| 50 Freestyle | LCM | 34.09 | B+0.30s to BB·+5.80s to Sectionals | 2026-06-07 | 2026 NE KING-CAC Almost Summer Invitevenue |
| 100 Freestyle | LCM | 1:15.49 | B+2.60s to BB·+14.80s to Sectionals | 2026-06-06 | 2026 NE KING-CAC Almost Summer Invitevenue |
| 200 Freestyle | LCM | 2:46.54 | B+9.15s to BB·+35.65s to Sectionals | 2026-06-07 | 2026 NE KING-CAC Almost Summer Invitevenue |
| 100 Breaststroke | LCM | 1:36.24 | B+4.15s to BB·+18.35s to Sectionals | 2026-06-06 | 2026 NE KING-CAC Almost Summer Invitevenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 | 29.85 | flying | 200 Free Relay (leg 3) | 2026-01-11 | 2026 Starfish Trophy Invitational |
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 15-16 · SCY
1240 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 3:05.85 | 280 |
| 200 BR SCY | 2:54.48 | 510 |
| 200 IM SCY | 2:42.48 | 450 |
| 500 FR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
2085 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:19.91 | 510 |
| 100 BK SCY | 1:23.24 | 305 |
| 100 BR SCY | 1:20.66 | 511 |
| 100 FL SCY | 1:22.50 | 309 |
| 200 IM SCY | 2:42.48 | 450 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:02.20
Front half 30.00s · back half 32.20s
200 Freestyle SCY 2:19.91 split/total mismatch
100 Breaststroke SCY 1:20.66
Front half 38.79s · back half 41.87s
200 Breaststroke SCY 2:54.48
Front half 83.72s · back half 90.76s
200 Individual Medley SCY 2:42.48 split/total mismatch
100 Freestyle SCM 1:14.69
Front half 35.89s · back half 38.80s
100 Breaststroke SCM 1:33.71
Front half 44.68s · back half 49.03s
100 Individual Medley SCM 1:24.47
Front half 39.83s · back half 44.64s
200 Freestyle LCM 2:46.54
Front half 80.78s · back half 85.76s
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.