swimJackson Welch
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 35.95 | B+1.16s to BB | 2025-01-11 | 2025 WI SWAT Winter Grand Prix venue |
| 100 Freestyle | SCY | 1:25.53 | B+6.24s to BB | 2025-01-12 | 2025 WI SWAT Winter Grand Prix venue |
| 500 Freestyle | SCY | 7:50.38 | B+16.29s to BB | 2025-01-10 | 2025 WI SWAT Winter Grand Prix venue |
| 50 Backstroke | SCY | 46.96 | B+3.87s to BB | 2025-01-11 | 2025 WI SWAT Winter Grand Prix venue |
| 100 Breaststroke | SCY | 1:52.03 | B+8.44s to BB | 2025-01-12 | 2025 WI SWAT Winter Grand Prix venue |
| 50 Butterfly | SCY | 44.40 | B+3.11s to BB | 2025-01-11 | 2025 WI SWAT Winter Grand Prix venue |
| 200 Individual Medley | SCY | 3:40.84 | +2.25s to B | 2025-01-12 | 2025 WI SWAT Winter Grand Prix venue |
| 50 Freestyle | LCM | 38.92 | BB+3.23s to A | 2025-06-14 | 2025 WI SWAT Summer Grand Prix venue |
| 100 Freestyle | LCM | 1:29.48 | BB+9.29s to A | 2025-06-14 | 2025 WI SWAT Summer Grand Prix venue |
| 400 Freestyle | LCM | 6:43.27 | BB+36.08s to A | 2025-06-13 | 2025 WI SWAT Summer Grand Prix venue |
| 50 Breaststroke | LCM | 48.78 | BB+0.89s to A | 2025-08-02 | 2025 ISI LC 10 and Under Age Group Championsh fast pool |
| 50 Butterfly | LCM | 46.79 | B+0.40s to BB | 2025-06-14 | 2025 WI SWAT Summer Grand Prix 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 | 38.97 | flying | 200 Free Relay (leg 4) | 2025-01-12 | 2025 WI SWAT Winter Grand Prix |
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
665 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BR SCY | 1:52.03 | 347 |
| 200 IM SCY | 3:40.84 | 318 |
| 200 FR SCY | — | 0 |
| 100 BK SCY | — | 0 |
| 100 FL SCY | — | 0 |
IMR 10 & under · LCM
1496 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 1:29.48 | 474 |
| 50 BR LCM | 48.78 | 615 |
| 50 FL LCM | 46.79 | 407 |
| 50 BK LCM | — | 0 |
| 200 IM 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 1:25.53
Front half 40.07s · back half 45.46s
500 Freestyle SCY 7:50.38
Front half 228.55s · back half 241.83s
100 Breaststroke SCY 1:52.03
Front half 51.76s · back half 60.27s
200 Individual Medley SCY 3:40.84
Front half 108.84s · back half 112.00s
100 Freestyle LCM 1:29.48
Front half 42.63s · back half 46.85s
400 Freestyle LCM 6:43.27
Front half 200.37s · back half 202.90s
Progression
Faster times are higher. One card per event, all courses & history.