Katherine Herkowski
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 34.34 | B+1.35s to BB | 2025-01-11 | 2025 WI SWAT Winter Grand Prix venue |
| 100 Freestyle | SCY | 1:13.46 | B+1.27s to BB | 2025-12-05 | 2025 WI Dale Schrank Memorial Meet |
| 25 Backstroke | SCY | 19.99 | 2024-10-20 | 2024 NBSC Oktoberfest Meet venue | |
| 50 Backstroke | SCY | 42.27 | +1.68s to B | 2025-01-25 | 2025 Speedo Sprint Cup Challenge venue |
| 100 Backstroke | SCY | 1:25.01 | B+1.42s to BB | 2025-12-05 | 2025 WI Dale Schrank Memorial Meet |
| 25 Breaststroke | SCY | 24.81 | 2024-10-20 | 2024 NBSC Oktoberfest Meet venue | |
| 50 Breaststroke | SCY | 1:08.07 | +22.58s to B | 2024-06-01 | 2024 EBSC Tricia Casper Swim Meet venue |
| 100 Breaststroke | SCY | 1:51.96 | +11.67s to B | 2025-01-12 | 2025 WI SWAT Winter Grand Prix venue |
| 50 Butterfly | SCY | 43.97 | +5.08s to B | 2025-01-11 | 2025 WI SWAT Winter Grand Prix venue |
| 100 Individual Medley | SCY | 1:33.87 | +5.18s to B | 2025-01-25 | 2025 Speedo Sprint Cup Challenge venue |
| 50 Freestyle | LCM | 42.01 | +1.62s to B | 2024-05-19 | 2024 WI SWAT May-Hem venue |
| 100 Freestyle | LCM | 1:35.72 | +6.53s to B | 2024-06-22 | 14th Annual Summer Sizzler slow pool |
| 200 Freestyle | LCM | 3:35.07 | +22.08s to B | 2024-06-21 | 14th Annual Summer Sizzler slow pool |
| 400 Freestyle | LCM | 7:31.39 | +42.70s to B | 2024-06-22 | 14th Annual Summer Sizzler slow pool |
| 50 Breaststroke | LCM | 1:09.20 | +16.91s to B | 2024-06-21 | 14th Annual Summer Sizzler slow pool |
| 100 Breaststroke | LCM | 2:21.50 | +25.61s to B | 2024-06-22 | 14th Annual Summer Sizzler slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
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 11-12 · SCY
661 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:25.01 | 401 |
| 100 BR SCY | 1:51.96 | 260 |
| 500 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
1002 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 42.27 | 325 |
| 50 BR SCY | 1:08.07 | 113 |
| 50 FL SCY | 43.97 | 249 |
| 100 IM SCY | 1:33.87 | 315 |
| 200 FR 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 1:13.46 split/total mismatch
Front half 35.52s · back half 37.94s
100 Backstroke SCY 1:25.01 split/total mismatch
Front half 40.87s · back half 44.14s
100 Breaststroke SCY 1:51.96
Front half 53.65s · back half 58.31s
100 Individual Medley SCY 1:33.87
Front half 45.75s · back half 48.12s
100 Freestyle LCM 1:35.72
Front half 45.44s · back half 50.28s
200 Freestyle LCM 3:35.07
Front half 102.49s · back half 112.58s
400 Freestyle LCM 7:31.39
Front half 219.28s · back half 232.11s
100 Breaststroke LCM 2:21.50
Front half 68.70s · back half 72.80s
Progression
Faster times are higher. One card per event, all courses & history.