swimSebastian Shibata
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.41 | BB+2.22s to A | 2025-11-16 | 2025 CA TMEC Veterans' Day Classic SCY fast pool |
| 100 Freestyle | SCY | 1:15.58 | BB+5.39s to A | 2026-03-08 | 2026 CA FAC A/BB/B Age Group Champs Qualifier venue |
| 200 Freestyle | SCY | 2:42.26 | BB+10.57s to A | 2026-03-07 | 2026 CA FAC A/BB/B Age Group Champs Qualifier venue |
| 50 Backstroke | SCY | 43.35 | B+0.26s to BB | 2025-10-19 | 2025 CA DSRT Oct A/BB/B Meet venue |
| 100 Backstroke | SCY | 1:30.12 | BB+10.23s to A | 2026-01-17 | 2026 CA RAA January A/BB/B Meet venue |
| 50 Breaststroke | SCY | 49.54 | B+1.75s to BB | 2025-12-06 | 2025 CA CCAQ WAG Qualifier venue |
| 100 Breaststroke | SCY | 1:51.13 | B+7.54s to BB | 2025-03-22 | 2025 CA CHWP BB/B/C Short Course Meet venue |
| 50 Butterfly | SCY | 37.05 | BB+0.96s to A | 2026-03-08 | 2026 CA FAC A/BB/B Age Group Champs Qualifier venue |
| 100 Butterfly | SCY | 1:27.86 | BB+3.27s to A | 2025-11-16 | 2025 CA TMEC Veterans' Day Classic SCY fast pool |
| 100 Individual Medley | SCY | 1:25.13 | BB+5.24s to A | 2025-12-13 | 2025 CA SCS/RAA WAG venue |
| 200 Individual Medley | SCY | 3:10.00 | BB+16.51s to A | 2025-09-28 | 2025 CA RAA AB/C SC Meet venue |
| 50 Freestyle | LCM | 37.77 | BB+2.08s to A | 2026-06-06 | 2026 CA YST A/BB/B LC Meet venue |
| 100 Freestyle | LCM | 1:26.69 | BB+6.50s to A | 2025-07-12 | 2025 CA CCAQ Eastern Committee LC Champs venue |
| 200 Freestyle | LCM | 2:59.97 | BB+6.28s to A | 2026-06-06 | 2026 CA YST A/BB/B LC Meet venue |
| 50 Backstroke | LCM | 53.42 | B+4.13s to BB | 2024-07-07 | 2024 CA CCAQ Eastern Committee LC Champs venue |
| 100 Backstroke | LCM | 1:55.48 | B+10.99s to BB | 2024-07-06 | 2024 CA CCAQ Eastern Committee LC Champs venue |
| 50 Breaststroke | LCM | 55.85 | B+1.46s to BB | 2026-06-06 | 2026 CA YST A/BB/B LC Meet venue |
| 50 Butterfly | LCM | 43.74 | BB+3.15s to A | 2026-04-12 | 2026 CA YST LC A/BB/B 13 & up C Meet venue |
| 100 Butterfly | LCM | 1:39.06 | BB+2.77s to A | 2026-06-06 | 2026 CA YST A/BB/B LC Meet venue |
| 200 Individual Medley | LCM | 3:38.37 | BB+20.08s to A | 2025-07-11 | 2025 CA CCAQ Eastern Committee LC Champs venue |
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 | 35.23 | flying | 200 Free Relay (leg 3) | 2025-04-13 | 2025 CA FAC Spring Splash |
| 50 Freestyle | SCY | 34.57 | flying | 200 Medley Relay (leg 4) | 2025-12-07 | 2025 CA CCAQ WAG Qualifier |
| 50 Butterfly | SCY | 40.26 | flying | 200 Medley Relay (leg 3) | 2025-04-12 | 2025 CA FAC Spring Splash |
| 50 Freestyle | LCM | 39.99 | flat | 200 Free Relay | 2025-07-12 | 2025 CA CCAQ Eastern Committee LC Champs |
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
2351 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:42.26 | 546 |
| 100 BK SCY | 1:30.12 | 448 |
| 100 BR SCY | 1:51.13 | 356 |
| 100 FL SCY | 1:27.86 | 501 |
| 200 IM SCY | 3:10.00 | 500 |
IMR 10 & under · SCY
2445 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:15.58 | 517 |
| 50 BK SCY | 43.35 | 409 |
| 50 BR SCY | 49.54 | 396 |
| 50 FL SCY | 37.05 | 573 |
| 100 IM SCY | 1:25.13 | 550 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:15.58
Front half 36.41s · back half 39.17s
200 Freestyle SCY 2:42.26
Front half 80.08s · back half 82.18s
100 Backstroke SCY 1:30.12
Front half 42.93s · back half 47.19s
100 Breaststroke SCY 1:51.13
Front half 55.32s · back half 55.81s
100 Butterfly SCY 1:27.86
Front half 41.87s · back half 45.99s
100 Individual Medley SCY 1:25.13
Front half 40.30s · back half 44.83s
200 Individual Medley SCY 3:10.00
Front half 90.69s · back half 99.31s
100 Freestyle LCM 1:26.69
Front half 42.05s · back half 44.64s
200 Freestyle LCM 2:59.97
Front half 91.31s · back half 88.66s
100 Backstroke LCM 1:55.48
Front half 56.96s · back half 58.52s
100 Butterfly LCM 1:39.06
Front half 48.33s · back half 50.73s
200 Individual Medley LCM 3:38.37
Front half 107.37s · back half 111.00s
Progression
Faster times are higher. One card per event, all courses & history.