Koa Jamison
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.99 | AA+1.20s to AAA | 2026-03-22 | 2026 IN Swimming Age Group Short Course Champ fast pool |
| 100 Freestyle | SCY | 1:22.10 | B+2.81s to BB | 2024-06-15 | 2024 CZ Multi-Cultural Meet slow pool |
| 200 Freestyle | SCY | 3:00.56 | B+9.87s to BB | 2024-06-16 | 2024 CZ Multi-Cultural Meet slow pool |
| 50 Backstroke | SCY | 33.28 | AAA+0.89s to AAAA | 2026-03-19 | 2026 IN Swimming Age Group Short Course Champ |
| 100 Backstroke | SCY | 1:19.24 | A+2.95s to AA | 2025-03-23 | 2025 IN Swimming Age Group Short Course Champ venue |
| 50 Breaststroke | SCY | 39.88 | AA+1.59s to AAA | 2026-03-19 | 2026 IN Swimming Age Group Short Course Champ |
| 100 Breaststroke | SCY | 1:28.62 | A+0.93s to AA | 2026-03-19 | 2026 IN Swimming Age Group Short Course Champ |
| 50 Butterfly | SCY | 30.73 | AAAA | 2026-03-19 | 2026 IN Swimming Age Group Short Course Champ |
| 100 Butterfly | SCY | 1:19.65 | AA+4.76s to AAA | 2025-03-21 | 2025 IN Swimming Age Group Short Course Champ venue |
| 100 Individual Medley | SCY | 1:32.10 | B+2.31s to BB | 2024-06-14 | 2024 CZ Multi-Cultural Meet slow pool |
| 200 Individual Medley | SCY | 2:39.89 | AA+1.50s to AAA | 2026-03-19 | 2026 IN Swimming Age Group Short Course Champ |
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 | 36.70 | flat | 200 Free Relay | 2024-03-02 | 2024 Spring NE ISI Divisional Championship |
| 50 Butterfly | SCY | 39.20 | flying | 200 Medley Relay (leg 3) | 2024-03-03 | 2024 Spring NE ISI Divisional Championship |
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
3269 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:00.56 | 396 |
| 100 BK SCY | 1:19.24 | 659 |
| 100 BR SCY | 1:28.62 | 702 |
| 100 FL SCY | 1:19.65 | 672 |
| 200 IM SCY | 2:39.89 | 840 |
IMR 10 & under · SCY
3506 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:22.10 | 403 |
| 50 BK SCY | 33.28 | 904 |
| 50 BR SCY | 39.88 | 759 |
| 50 FL SCY | 30.73 | 1005 |
| 100 IM SCY | 1:32.10 | 435 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:22.10
Front half 39.30s · back half 42.80s
200 Freestyle SCY 3:00.56
Front half 86.31s · back half 94.25s
100 Backstroke SCY 1:19.24
Front half 38.25s · back half 40.99s
100 Butterfly SCY 1:19.65
Front half 36.33s · back half 43.32s
100 Individual Medley SCY 1:32.10
Front half 41.42s · back half 50.68s
Progression
Faster times are higher. One card per event, all courses & history.