swimSebastian Castillo
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.47 | B+0.58s to BB | 2025-09-27 | Sharks Pentathlon 2025 |
| 100 Freestyle | SCY | 1:03.67 | B+0.98s to BB | 2025-12-12 | 2025 Gulf Senior Championships |
| 200 Freestyle | SCY | 2:18.95 | B+1.76s to BB | 2025-12-12 | 2025 Gulf Senior Championships |
| 500 Freestyle | SCY | 6:05.13 | BB+23.44s to A | 2025-12-12 | 2025 Gulf Senior Championships |
| 1000 Freestyle | SCY | 13:05.55 | B+19.56s to BB | 2025-11-07 | Sharks November Invitational |
| 50 Backstroke | SCY | 38.04 | +2.65s to B | 2025-01-11 | 2025 Tracey Harper-Santiago Memorial Meet venue |
| 100 Backstroke | SCY | 1:16.49 | +2.10s to B | 2026-01-09 | 2026 Tracey Harper-Santiago Memorial Meet |
| 200 Backstroke | SCY | 2:46.48 | +4.39s to B | 2025-03-07 | Meet Results for |
| 50 Breaststroke | SCY | 41.43 | +0.94s to B | 2025-09-27 | Sharks Pentathlon 2025 |
| 100 Breaststroke | SCY | 1:39.41 | +15.12s to B | 2024-11-09 | Sharks November Invitational venue |
| 50 Butterfly | SCY | 32.18 | BB+2.49s to A | 2025-09-27 | Sharks Pentathlon 2025 |
| 100 Butterfly | SCY | 1:14.34 | +0.55s to B | 2025-12-12 | 2025 Gulf Senior Championships |
| 200 Butterfly | SCY | 2:53.72 | +8.43s to B | 2025-02-21 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 100 Individual Medley | SCY | 1:13.76 | 2025-09-27 | Sharks Pentathlon 2025 | |
| 200 Individual Medley | SCY | 2:43.70 | B+10.81s to BB | 2025-11-07 | Sharks November Invitational |
| 400 Individual Medley | SCY | 5:50.91 | B+23.32s to BB | 2025-11-07 | Sharks November Invitational |
| 50 Freestyle | LCM | 32.17 | BB+1.58s to A | 2026-01-01 | FCST Summer Splash - FULL |
| 100 Freestyle | LCM | 1:22.11 | +3.92s to B | 2024-06-01 | 2024 TWST LC Invitational venue |
| 200 Freestyle | LCM | 2:47.19 | B+9.30s to BB | 2025-07-25 | 2025 Gulf Long Course Summer Championships |
| 400 Freestyle | LCM | 5:47.55 | B+13.36s to BB | 2025-01-01 | Central Swim Houston |
| 1000 Freestyle | LCM | 19:49.30 | 2024-10-13 | Sharks Fall Open Water Extravaganza 2024 venue | |
| 50 Backstroke | LCM | 41.80 | +0.61s to B | 2025-01-01 | Central Swim Houston |
| 100 Backstroke | LCM | 1:22.58 | B+1.49s to BB | 2026-01-01 | FCST Summer Splash - FULL |
| 200 Backstroke | LCM | 3:23.17 | +13.38s to B | 2024-06-23 | 2024 FCST Summer Splash venue |
| 50 Breaststroke | LCM | 54.54 | +8.65s to B | 2024-06-01 | 2024 TWST LC Invitational venue |
| 100 Breaststroke | LCM | 1:26.74 | BB+3.45s to A | 2026-01-01 | FCST Summer Splash - FULL |
| 200 Breaststroke | LCM | 4:16.21 | +42.82s to B | 2024-04-21 | 2024 FCST April LC Invite venue |
| 50 Butterfly | LCM | 37.90 | B+1.61s to BB | 2025-01-01 | Central Swim Houston |
| 100 Butterfly | LCM | 1:27.60 | +3.51s to B | 2025-01-01 | Central Swim Houston |
| 200 Butterfly | LCM | 2:59.75 | B+4.26s to BB | 2026-01-01 | FCST Summer Splash - FULL |
| 200 Individual Medley | LCM | 2:51.25 | BB+8.06s to A | 2026-01-01 | FCST Summer Splash - FULL |
| 400 Individual Medley | LCM | 6:12.83 | BB+24.24s to A | 2025-01-01 | Central Swim Houston |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 34.96 | flat | 200 Free Relay | 2024-07-20 | 2024 LSST GULF B & Under 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 13-14 · LCM
2354 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:47.55 | 424 |
| 200 BK LCM | 3:23.17 | 301 |
| 200 BR LCM | 4:16.21 | 209 |
| 200 FL LCM | 2:59.75 | 421 |
| 200 IM LCM | 2:51.25 | 514 |
| 400 IM LCM | 6:12.83 | 485 |
IMR 13-14 · LCM
2209 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:47.19 | 398 |
| 100 BK LCM | 1:22.58 | 439 |
| 100 BR LCM | 1:26.74 | 532 |
| 100 FL LCM | 1:27.60 | 326 |
| 200 IM LCM | 2:51.25 | 514 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:03.67 split/total mismatch
Front half 30.87s · back half 32.80s
500 Freestyle SCY 6:05.13 split/total mismatch
100 Breaststroke SCY 1:39.41
Front half 46.99s · back half 52.42s
100 Butterfly SCY 1:14.34 split/total mismatch
Front half 35.03s · back half 39.31s
200 Butterfly SCY 2:53.72 split/total mismatch
Front half 44.29s · back half 129.43s
100 Individual Medley SCY 1:13.76
Front half 34.77s · back half 38.99s
200 Freestyle LCM 2:47.19
Front half 79.23s · back half 87.96s
400 Freestyle LCM 5:47.55 split/total mismatch
200 Backstroke LCM 3:23.17
Front half 102.57s · back half 100.60s
200 Breaststroke LCM 4:16.21
Front half 127.70s · back half 128.51s
400 Individual Medley LCM 6:12.83 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.