swimJustin Chacon
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.45 | AAA+0.76s to AAAA | 2025-03-01 | 2025 Gulf 13 & Over Champs (PEAK) venue |
| 100 Freestyle | SCY | 46.77 | AAA+1.28s to AAAA | 2024-12-08 | 2024 Gulf Southern Senior Championships venue |
| 200 Freestyle | SCY | 1:49.43 | AA+4.04s to AAA | 2024-03-02 | 2024 Gulf 13 & Over Champs (SHRK) venue |
| 100 Backstroke | SCY | 53.03 | AA+1.44s to AAA | 2025-03-02 | 2025 Gulf 13 & Over Champs (PEAK) venue |
| 50 Breaststroke | SCY | 28.87 | AA+0.88s to AAA | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) venue |
| 100 Breaststroke | SCY | 1:00.48 | AA+1.59s to AAA | 2025-03-01 | 2025 Gulf 13 & Over Champs (PEAK) venue |
| 50 Butterfly | SCY | 25.05 | AA+0.76s to AAA | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) venue |
| 100 Butterfly | SCY | 53.85 | AA+2.26s to AAA | 2025-02-28 | 2025 Gulf 13 & Over Champs (PEAK) |
| 50 Freestyle | LCM | 24.74 | AAA+0.75s to AAAA | 2025-06-22 | 2025 ST AAAA NS George Block Invite fast pool |
| 100 Freestyle | LCM | 57.87 | A+0.18s to AA | 2025-06-21 | 2025 ST AAAA NS George Block Invite fast pool |
| 400 Freestyle | LCM | 4:48.13 | BB+7.44s to A | 2024-04-21 | 2024 FCST April LC Invite venue |
| 50 Backstroke | LCM | 28.75 | AAA+0.76s to AAAA | 2025-06-21 | 2025 ST AAAA NS George Block Invite fast pool |
| 100 Backstroke | LCM | 1:04.13 | AA+2.74s to AAA | 2025-06-22 | 2025 ST AAAA NS George Block Invite fast pool |
| 200 Backstroke | LCM | 2:28.67 | BB+2.78s to A | 2024-04-20 | 2024 FCST April LC Invite venue |
| 50 Breaststroke | LCM | 33.88 | A+0.19s to AA | 2025-01-01 | Texas Elite Swim Team |
| 100 Breaststroke | LCM | 1:18.25 | BB+3.56s to A | 2024-04-20 | 2024 FCST April LC Invite venue |
| 200 Breaststroke | LCM | 2:52.45 | BB+9.16s to A | 2024-04-21 | 2024 FCST April LC Invite venue |
| 50 Butterfly | LCM | 28.60 | A+0.01s to AA | 2025-06-21 | 2025 ST AAAA NS George Block Invite fast pool |
| 100 Butterfly | LCM | 1:09.26 | BB+4.97s to A | 2024-04-20 | 2024 FCST April LC Invite venue |
| 200 Individual Medley | LCM | 2:26.81 | A+4.92s to AA | 2024-04-19 | 2024 FCST April LC Invite venue |
| 400 Individual Medley | LCM | 5:32.83 | BB+14.84s to A | 2024-04-20 | 2024 FCST April LC Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 | 21.50 | flying | 200 Free Relay (leg 2) | 2024-12-05 | 2024 Gulf Southern Senior Championships |
| 50 Backstroke | SCY | 25.28 | flat | 200 Medley Relay | 2024-12-05 | 2024 Gulf Southern 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 · LCM
3037 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:48.13 | 613 |
| 200 BK LCM | 2:28.67 | 621 |
| 200 BR LCM | 2:52.45 | 557 |
| 200 IM LCM | 2:26.81 | 678 |
| 400 IM LCM | 5:32.83 | 568 |
| 200 FL LCM | — | 0 |
IMR 17-18 · SCY
3100 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:49.43 | 767 |
| 100 BK SCY | 53.03 | 783 |
| 100 BR SCY | 1:00.48 | 793 |
| 100 FL SCY | 53.85 | 757 |
| 200 IM SCY | — | 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 46.77
Front half 22.60s · back half 24.17s
200 Freestyle SCY 1:49.43
Front half 52.65s · back half 56.78s
100 Backstroke SCY 53.03
Front half 25.01s · back half 28.02s
100 Breaststroke SCY 1:00.48
Front half 27.97s · back half 32.51s
400 Freestyle LCM 4:48.13
Front half 137.82s · back half 150.31s
200 Backstroke LCM 2:28.67
Front half 70.87s · back half 77.80s
200 Breaststroke LCM 2:52.45
Front half 83.15s · back half 89.30s
200 Individual Medley LCM 2:26.81
Front half 68.69s · back half 78.12s
400 Individual Medley LCM 5:32.83
Front half 164.53s · back half 168.30s
Progression
Faster times are higher. One card per event, all courses & history.