Kaijah Koo
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 35.67 | +0.28s to B | 2026-03-29 | PSL March CBA+ venue |
| 100 Freestyle | SCY | 1:18.26 | +0.57s to B | 2026-02-15 | 2026 Neptune Swimming Invitational venue |
| 200 Freestyle | SCY | 2:43.99 | B+6.90s to BB | 2026-03-29 | PSL March CBA+ venue |
| 50 Backstroke | SCY | 37.99 | B+0.30s to BB | 2026-03-07 | BAC Race to AGCs venue |
| 100 Backstroke | SCY | 1:20.22 | BB+3.83s to A | 2026-03-08 | BAC Race to AGCs venue |
| 200 Backstroke | SCY | 2:52.23 | BB+9.64s to A | 2026-03-28 | PSL March CBA+ venue |
| 50 Butterfly | SCY | 43.09 | +4.20s to B | 2026-03-08 | BAC Race to AGCs venue |
| 100 Individual Medley | SCY | 1:33.86 | +5.17s to B | 2026-02-07 | 2026 PSL Super Finals Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 35.62 | flying | 200 Free Relay (leg 3) | 2026-03-22 | SCY Spring Age Group Championships |
| 50 Backstroke | SCY | 37.70 | flat | 200 Medley Relay | 2026-03-21 | SCY Spring Age Group Championships |
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 11-12 · SCY
477 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:20.22 | 477 |
| 500 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
1438 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:43.99 | 410 |
| 50 BK SCY | 37.99 | 448 |
| 50 FL SCY | 43.09 | 265 |
| 100 IM SCY | 1:33.86 | 315 |
| 50 BR 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 1:18.26
Front half 37.50s · back half 40.76s
100 Individual Medley SCY 1:33.86
Front half 43.19s · back half 50.67s
Progression
Faster times are higher. One card per event, all courses & history.