swimMackenna O'Leary
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 32.78 | +0.49s to B | 2024-12-30 | 11th Annual Wildcat Winter Open Invite venue |
| 100 Freestyle | SCY | 1:16.08 | +5.99s to B | 2025-11-16 | 2025 GR Gales of November Open Invitational venue |
| 200 Freestyle | SCY | 2:50.41 | +19.02s to B | 2025-11-15 | 2025 GR Gales of November Open Invitational venue |
| 500 Freestyle | SCY | 7:58.89 | +70.70s to B | 2025-11-16 | 2025 GR Gales of November Open Invitational venue |
| 50 Backstroke | SCY | 42.10 | +6.21s to B | 2024-12-30 | 11th Annual Wildcat Winter Open Invite venue |
| 100 Backstroke | SCY | 1:36.50 | +20.61s to B | 2025-11-16 | 2025 GR Gales of November Open Invitational venue |
| 100 Breaststroke | SCY | 2:06.05 | +38.56s to B | 2025-11-15 | 2025 GR Gales of November Open Invitational venue |
| 50 Butterfly | SCY | 45.92 | +10.63s to B | 2024-12-30 | 11th Annual Wildcat Winter Open Invite venue |
| 100 Individual Medley | SCY | 1:40.05 | 2024-12-30 | 11th Annual Wildcat Winter Open Invite venue | |
| 50 Freestyle | LCM | 38.45 | +1.66s to B | 2025-05-24 | 2025 JAWS First Chance Invite slow pool |
| 100 Freestyle | LCM | 1:28.59 | +9.10s to B | 2025-05-24 | 2025 JAWS First Chance Invite slow pool |
| 200 Freestyle | LCM | 3:19.21 | +26.72s to B | 2025-06-13 | 2025 Freeze or Fry Freestyle Challenge venue |
| 400 Freestyle | LCM | 7:16.39 | +73.50s to B | 2025-05-24 | 2025 JAWS First Chance Invite slow pool |
| 50 Backstroke | LCM | 50.70 | +8.41s to B | 2025-06-15 | 2025 Freeze or Fry Freestyle Challenge venue |
| 50 Breaststroke | LCM | 1:10.41 | +23.32s to B | 2025-06-14 | 2025 Freeze or Fry Freestyle Challenge venue |
| 100 Breaststroke | LCM | 2:35.30 | +55.11s to B | 2025-06-15 | 2025 Freeze or Fry Freestyle Challenge venue |
| 50 Butterfly | LCM | 52.53 | +12.74s to B | 2025-06-13 | 2025 Freeze or Fry Freestyle Challenge venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 15-16 · SCY
247 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:58.89 | 247 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
611 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:50.41 | 282 |
| 100 BK SCY | 1:36.50 | 196 |
| 100 BR SCY | 2:06.05 | 133 |
| 100 FL SCY | — | 0 |
| 200 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 SCY 1:16.08
Front half 35.62s · back half 40.46s
200 Freestyle SCY 2:50.41
Front half 80.35s · back half 90.06s
500 Freestyle SCY 7:58.89
Front half 230.67s · back half 248.22s
100 Backstroke SCY 1:36.50 RT 0.80s
Front half 45.87s · back half 50.63s
100 Breaststroke SCY 2:06.05
Front half 58.19s · back half 67.86s
100 Individual Medley SCY 1:40.05
Front half 46.21s · back half 53.84s
100 Freestyle LCM 1:28.59
Front half 42.22s · back half 46.37s
200 Freestyle LCM 3:19.21
Front half 92.55s · back half 106.66s
400 Freestyle LCM 7:16.39
Front half 213.14s · back half 223.25s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.