swimKosuke Yamagishi
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 29.38 | AAA+1.29s to AAAA·+3.79s to Sectionals | 2019-07-30 | 2019 Southern Zone Age Group Championships |
| 100 Freestyle | LCM | 1:06.92 | AA+2.43s to AAA·+11.63s to Sectionals | 2019-08-01 | 2019 Southern Zone Age Group Championships venue |
| 50 Breaststroke | LCM | 35.99 | AAAA·+1.80s to Sectionals | 2019-07-31 | 2019 Southern Zone Age Group Championships venue |
| 100 Breaststroke | LCM | 1:20.31 | AAA+1.32s to AAAA·+7.92s to Sectionals | 2019-07-30 | 2019 Southern Zone Age Group Championships |
| 50 Butterfly | LCM | 31.80 | AAA+1.51s to AAAA·+4.01s to Sectionals | 2019-08-03 | 2019 Southern Zone Age Group Championships venue |
| 200 Butterfly | LCM | 2:28.35 | AAAA·+10.96s to Sectionals | 2019-07-30 | 2019 Southern Zone Age Group Championships |
| 200 Individual Medley | LCM | 2:34.91 | AAA+3.82s to AAAA·+17.22s to Sectionals | 2019-08-03 | 2019 Southern Zone Age Group Championships venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 30.25 | flying | 200 Free Relay (leg 4) | 2019-08-03 | 2019 Southern Zone Age Group Championships |
| 50 Breaststroke | LCM | 41.77 | flying | 200 Medley Relay (leg 2) | 2019-08-02 | 2019 Southern Zone Age Group Championships |
| 100 Breaststroke | LCM | 1:20.55 | flying | 400 Medley Relay (leg 2) | 2019-07-31 | 2019 Southern Zone 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 · LCM
1869 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BR LCM | 1:20.31 | 951 |
| 200 IM LCM | 2:34.91 | 918 |
| 400 FR LCM | — | 0 |
| 100 BK LCM | — | 0 |
| 100 FL LCM | — | 0 |
IMR 11-12 · LCM
2790 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BR LCM | 35.99 | 1008 |
| 50 FL LCM | 31.80 | 864 |
| 200 IM LCM | 2:34.91 | 918 |
| 200 FR LCM | — | 0 |
| 50 BK LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle LCM 1:06.92
Front half 31.39s · back half 35.53s
200 Individual Medley LCM 2:34.91
Front half 73.75s · back half 81.16s
Progression
Faster times are higher. One card per event, all courses & history.