swimSebastian Sanchez
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.47 | BB+1.08s to A | 2025-01-12 | Panther Invitational venue |
| 100 Freestyle | SCY | 54.23 | BB+0.74s to A | 2025-09-20 | September Open 2025 venue |
| 500 Freestyle | SCY | 5:47.21 | B+3.22s to BB | 2025-01-11 | Panther Invitational venue |
| 100 Backstroke | SCY | 1:03.79 | B+0.90s to BB | 2024-12-07 | NMST December Holiday Invite/Sprints 24 venue |
| 200 Backstroke | SCY | 2:26.66 | B+8.77s to BB | 2025-01-12 | Panther Invitational venue |
| 100 Breaststroke | SCY | 1:21.68 | +4.69s to B | 2024-10-26 | 2024 BR Not So Scary Halloween Invite venue |
| 50 Butterfly | SCY | 26.41 | A+0.32s to AA | 2024-12-14 | 34th Annual Winter Championships venue |
| 100 Butterfly | SCY | 58.63 | BB+0.94s to A | 2024-12-07 | NMST December Holiday Invite/Sprints 24 venue |
| 200 Butterfly | SCY | 2:20.05 | B+0.06s to BB | 2025-01-11 | Panther Invitational venue |
| 100 Individual Medley | SCY | 1:05.30 | 2025-06-28 | Lightning Summer Sub BB Inv slow pool | |
| 200 Individual Medley | SCY | 2:20.16 | BB+10.47s to A | 2025-06-28 | Lightning Summer Sub BB Inv slow pool |
| 50 Freestyle | LCM | 29.64 | BB+1.35s to A | 2025-05-17 | Jesse Vasallo Swimming Invitational 2025 venue |
| 100 Freestyle | LCM | 1:02.21 | BB+0.62s to A | 2024-05-19 | 2024 Jesse Vassallo Swimming Invitational venue |
| 200 Freestyle | LCM | 2:19.06 | BB+4.27s to A | 2025-05-17 | Jesse Vasallo Swimming Invitational 2025 venue |
| 400 Freestyle | LCM | 5:06.30 | BB+18.71s to A | 2024-05-17 | 2024 Jesse Vassallo Swimming Invitational venue |
| 100 Backstroke | LCM | 1:17.17 | B+3.38s to BB | 2025-05-17 | Jesse Vasallo Swimming Invitational 2025 venue |
| 200 Backstroke | LCM | 2:47.92 | B+7.93s to BB | 2024-05-19 | 2024 Jesse Vassallo Swimming Invitational venue |
| 50 Butterfly | LCM | 31.24 | BB+0.45s to A | 2025-05-03 | 2025 IMR-IMX Challenge venue |
| 100 Butterfly | LCM | 1:07.97 | BB+1.98s to A | 2024-05-19 | 2024 Jesse Vassallo Swimming Invitational venue |
| 200 Butterfly | LCM | 2:39.84 | BB+12.15s to A | 2024-05-18 | 2024 Jesse Vassallo Swimming Invitational venue |
| 200 Individual Medley | LCM | 2:47.46 | B+3.57s to BB | 2025-05-03 | 2025 IMR-IMX Challenge venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 | 24.99 | flying | 200 Free Relay (leg 4) | 2025-08-23 | NMST Relay Invite 25 |
| 100 Freestyle | SCY | 54.13 | flying | 400 Free Relay (leg 4) | 2024-12-15 | 34th Annual Winter Championships |
| 100 Butterfly | SCY | 58.47 | flying | 400 Medley Relay (leg 3) | 2024-12-14 | 34th Annual Winter 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 15-16 · LCM
2015 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:06.30 | 547 |
| 200 BK LCM | 2:47.92 | 455 |
| 200 FL LCM | 2:39.84 | 523 |
| 200 IM LCM | 2:47.46 | 490 |
| 200 BR LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 15-16 · LCM
2159 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:19.06 | 603 |
| 100 BK LCM | 1:17.17 | 458 |
| 100 FL LCM | 1:07.97 | 608 |
| 200 IM LCM | 2:47.46 | 490 |
| 100 BR 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 SCY 54.23
Front half 26.28s · back half 27.95s
500 Freestyle SCY 5:47.21
Front half 244.51s · back half 102.70s
100 Backstroke SCY 1:03.79
Front half 30.80s · back half 32.99s
200 Backstroke SCY 2:26.66 RT 0.70s
100 Breaststroke SCY 1:21.68
Front half 38.21s · back half 43.47s
100 Butterfly SCY 58.63
Front half 27.50s · back half 31.13s
200 Butterfly SCY 2:20.05
100 Individual Medley SCY 1:05.30
Front half 30.88s · back half 34.42s
200 Individual Medley SCY 2:20.16
Front half 63.56s · back half 76.60s
200 Freestyle LCM 2:19.06
Front half 67.33s · back half 71.73s
400 Freestyle LCM 5:06.30
Front half 152.11s · back half 154.19s
200 Butterfly LCM 2:39.84
Front half 73.03s · back half 86.81s
200 Individual Medley LCM 2:47.46
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.