Ken Yamashiro
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.97 | BB+0.28s to A | 2022-10-30 | 22nd Annual Bill Smith Invitational venue |
| 100 Freestyle | SCY | 51.93 | A+2.04s to AA | 2022-11-18 | HI 2022 Short Course Senior Championships venue |
| 200 Freestyle | SCY | 1:52.92 | A+2.73s to AA | 2022-10-30 | 22nd Annual Bill Smith Invitational venue |
| 500 Freestyle | SCY | 4:56.73 | AA+10.04s to AAA | 2023-02-11 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP venue |
| 100 Backstroke | SCY | 1:01.84 | B+0.95s to BB | 2022-10-29 | 22nd Annual Bill Smith Invitational venue |
| 100 Breaststroke | SCY | 1:02.78 | A+1.19s to AA | 2023-02-01 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP venue |
| 200 Breaststroke | SCY | 2:23.83 | BB+4.24s to A | 2022-11-20 | HI 2022 Short Course Senior Championships venue |
| 50 Butterfly | SCY | 27.06 | BB+0.57s to A | 2022-09-17 | MAGSA SCY A1 Meet venue |
| 100 Butterfly | SCY | 58.13 | BB+1.94s to A | 2022-11-19 | HI 2022 Short Course Senior Championships venue |
| 200 Individual Medley | SCY | 2:11.98 | BB+5.19s to A | 2022-09-17 | MAGSA SCY A1 Meet venue |
| 100 Breaststroke | LCM | 1:14.84 | BB+0.15s to A | 2023-07-15 | 2023 HI Age Group LCM Championship venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.32 | flat | 200 Free Relay | 2023-02-01 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP |
| 50 Freestyle | SCY | 23.61 | flying | 200 Free Relay (leg 2) | 2022-11-20 | HI 2022 Short Course Senior Championships |
| 100 Freestyle | SCY | 51.74 | flying | 400 Free Relay (leg 2) | 2022-11-19 | HI 2022 Short Course Senior Championships |
| 200 Freestyle | SCY | 1:52.50 | flying | 800 Free Relay (leg 3) | 2022-11-18 | HI 2022 Short Course Senior Championships |
| 50 Breaststroke | SCY | 28.34 | flying | 200 Medley Relay (leg 2) | 2023-02-01 | 2023 OIA SWIMMING & DIVING CHAMPIONSHIP |
| 100 Breaststroke | SCY | 1:03.53 | flying | 400 Medley Relay (leg 2) | 2022-11-20 | HI 2022 Short Course Senior 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 17-18 · SCY
1966 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:56.73 | 773 |
| 200 BR SCY | 2:23.83 | 605 |
| 200 IM SCY | 2:11.98 | 588 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3091 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:52.92 | 698 |
| 100 BK SCY | 1:01.84 | 494 |
| 100 BR SCY | 1:02.78 | 709 |
| 100 FL SCY | 58.13 | 602 |
| 200 IM SCY | 2:11.98 | 588 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 51.93
Front half 24.98s · back half 26.95s
200 Freestyle SCY 1:52.92
Front half 54.78s · back half 58.14s
500 Freestyle SCY 4:56.73
Front half 146.45s · back half 150.28s
100 Backstroke SCY 1:01.84
Front half 29.39s · back half 32.45s
100 Breaststroke SCY 1:02.78
Front half 28.92s · back half 33.86s
200 Breaststroke SCY 2:23.83
Front half 67.79s · back half 76.04s
100 Butterfly SCY 58.13
Front half 26.68s · back half 31.45s
200 Individual Medley SCY 2:11.98
Front half 63.81s · back half 68.17s
Progression
Faster times are higher. One card per event, all courses & history.