Katherine Madden
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 15.78 | 2025-05-17 | 2025 USSC Spring Into Summer | |
| 50 Freestyle | SCY | 33.22 | BB+1.03s to A | 2026-03-08 | 2026 Lake Huron Regional Meet fast pool |
| 100 Freestyle | SCY | 59.13 | AAAA | 2025-12-12 | 2025 GLT Tsunami |
| 200 Freestyle | SCY | 2:53.84 | BB+15.45s to A | 2025-12-13 | 2025 GLT Tsunami venue |
| 25 Backstroke | SCY | 20.63 | 2025-12-12 | 2025 GLT Tsunami | |
| 50 Backstroke | SCY | 37.24 | A+1.05s to AA | 2026-03-14 | 2026 SCY 10 & Under Championship Meet venue |
| 100 Backstroke | SCY | 1:22.62 | BB+0.33s to A | 2025-12-13 | 2025 GLT Tsunami venue |
| 25 Breaststroke | SCY | 24.10 | 2025-01-18 | 2025 USSC Odd Age Invite venue | |
| 50 Breaststroke | SCY | 52.06 | B+3.37s to BB | 2025-12-13 | 2025 GLT Tsunami venue |
| 25 Butterfly | SCY | 20.50 | 2025-01-19 | 2025 USSC Odd Age Invite venue | |
| 50 Butterfly | SCY | 40.71 | BB+3.72s to A | 2026-01-31 | 2026 Guppy Bowl venue |
| 100 Individual Medley | SCY | 1:23.95 | BB+1.36s to A | 2026-03-15 | 2026 SCY 10 & Under Championship Meet venue |
| 200 Individual Medley | SCY | 2:38.15 | AAA+5.26s to AAAA | 2025-11-15 | 2025 SAC Thanksgiving Classic ABC Meet |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.82 | flying | 200 Medley Relay (leg 4) | 2026-03-08 | 2026 Lake Huron Regional Meet |
| 50 Freestyle | SCY | 32.49 | flying | 200 Free Relay (leg 3) | 2026-03-07 | 2026 Lake Huron Regional Meet |
| 50 Backstroke | SCY | 36.89 | flat | 200 Medley Relay | 2026-03-14 | 2026 SCY 10 & Under Championship Meet |
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 10 & under · SCY
1994 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:53.84 | 480 |
| 100 BK SCY | 1:22.62 | 623 |
| 200 IM SCY | 2:38.15 | 891 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
IMR 10 & under · SCY
3183 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 59.13 | 1100 |
| 50 BK SCY | 37.24 | 670 |
| 50 BR SCY | 52.06 | 355 |
| 50 FL SCY | 40.71 | 454 |
| 100 IM SCY | 1:23.95 | 604 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 2:53.84
Front half 85.31s · back half 88.53s
100 Backstroke SCY 1:22.62
Front half 40.19s · back half 42.43s
100 Individual Medley SCY 1:23.95
Front half 38.93s · back half 45.02s
Progression
Faster times are higher. One card per event, all courses & history.