swimMackenzie O'Hearn
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 32.23 | B+1.34s to BB | 2025-01-01 | 2025 ne nssc santa sprints results |
| 100 Freestyle | SCY | 1:11.77 | B+4.48s to BB | 2026-01-01 | 2026 ne nssc leprechaun sprints results |
| 200 Freestyle | SCY | 2:40.32 | +2.63s to B | 2026-03-13 | 2026 NE NSSC NE Cup Championship fast pool |
| 500 Freestyle | SCY | 5:34.48 | AA+3.99s to AAA | 2025-02-15 | 2025 NE NSSC Feb 15 Presidents Celebration |
| 50 Backstroke | SCY | 40.37 | +3.18s to B | 2026-01-01 | 2026 ne nssc leprechaun sprints results |
| 100 Backstroke | SCY | 1:29.27 | +9.98s to B | 2026-01-01 | 2026 ne nssc snowball sprints results |
| 50 Breaststroke | SCY | 47.75 | +4.56s to B | 2026-01-01 | 2026 ne nssc leprechaun sprints results |
| 50 Butterfly | SCY | 38.28 | +1.59s to B | 2025-02-15 | 2025 NE NSSC Feb 15 Presidents Celebration |
| 100 Individual Medley | SCY | 1:33.33 | 2025-03-14 | 2025 NE NSSC Prelims/Finals at PA | |
| 200 Individual Medley | SCY | 3:16.90 | +20.21s to B | 2025-03-01 | 2025 NE NSSC March Specialty Meet |
| 50 Freestyle | LCM | 36.08 | B+0.69s to BB | 2026-04-24 | 2026 NE NSSC 4-24 & 26 Specialty Meet |
| 200 Freestyle | LCM | 2:58.71 | B+11.12s to BB | 2026-04-24 | 2026 NE NSSC 4-24 & 26 Specialty Meet venue |
| 50 Backstroke | LCM | 46.93 | +3.14s to B | 2026-04-24 | 2026 NE NSSC 4-24 & 26 Specialty Meet |
| 50 Butterfly | LCM | 52.01 | +10.82s to B | 2026-04-24 | 2026 NE NSSC 4-24 & 26 Specialty Meet |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
IMX / IMR
IMX 13-14 · SCY
1068 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:34.48 | 789 |
| 200 IM SCY | 3:16.90 | 279 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
919 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:40.32 | 371 |
| 100 BK SCY | 1:29.27 | 269 |
| 200 IM SCY | 3:16.90 | 279 |
| 100 BR SCY | — | 0 |
| 100 FL 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 1:11.77 split/total mismatch
Front half 35.15s · back half 36.62s
200 Freestyle SCY 2:40.32
Front half 76.73s · back half 83.59s
500 Freestyle SCY 5:34.48 split/total mismatch
100 Backstroke SCY 1:29.27 split/total mismatch
Front half 44.02s · back half 45.25s
100 Individual Medley SCY 1:33.33 split/total mismatch
Front half 44.65s · back half 48.68s
200 Freestyle LCM 2:58.71
Front half 83.62s · back half 95.09s
Progression
Faster times are higher. One card per event, all courses & history.