swimJasper Senko
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 36.03 | B+1.24s to BB | 2026-01-01 | TWST Speedo Winter Classic P/F fast pool |
| 100 Freestyle | SCY | 1:22.12 | B+2.83s to BB | 2026-01-02 | 2026 SSAN Winter Invite |
| 200 Freestyle | SCY | 2:58.13 | B+7.44s to BB | 2026-01-02 | 2026 SSAN Winter Invite |
| 500 Freestyle | SCY | 7:56.39 | B+22.30s to BB | 2024-12-20 | 2024 Gulf Fall Champs (ESCA & AMBU) venue |
| 25 Backstroke | SCY | 22.17 | 2024-02-16 | 2024 Gulf 14 & Under Champs (DADS) | |
| 50 Backstroke | SCY | 42.65 | BB+4.86s to A | 2026-01-01 | TWST Speedo Winter Classic P/F fast pool |
| 100 Backstroke | SCY | 1:32.40 | B+1.91s to BB | 2026-01-02 | 2026 SSAN Winter Invite |
| 25 Breaststroke | SCY | 25.55 | 2024-02-16 | 2024 Gulf 14 & Under Champs (DADS) | |
| 50 Breaststroke | SCY | 46.03 | BB+3.94s to A | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 100 Breaststroke | SCY | 1:43.33 | BB+11.64s to A | 2026-01-02 | 2026 SSAN Winter Invite |
| 25 Butterfly | SCY | 22.90 | 2024-02-16 | 2024 Gulf 14 & Under Champs (DADS) | |
| 50 Butterfly | SCY | 37.85 | BB+1.76s to A | 2024-11-03 | SSAN 2024 Fall Invite venue |
| 100 Butterfly | SCY | 2:03.89 | +10.00s to B | 2025-02-23 | MAC Hosted 2025 Gulf 12 & Under Champs venue |
| 100 Individual Medley | SCY | 1:29.96 | B+0.17s to BB | 2026-01-01 | TWST Speedo Winter Classic P/F fast pool |
| 200 Individual Medley | SCY | 3:34.76 | B+18.77s to BB | 2024-11-03 | SSAN 2024 Fall Invite venue |
| 100 Freestyle | LCM | 1:45.35 | +4.26s to B | 2024-04-20 | 2024 TWST Spring Splash LC Meet venue |
| 50 Backstroke | LCM | 46.97 | BB+3.88s to A | 2026-04-17 | TWST Spring Splash LC Meet |
| 100 Backstroke | LCM | 2:00.79 | +4.10s to B | 2024-04-20 | 2024 TWST Spring Splash LC Meet venue |
| 100 Breaststroke | LCM | 1:47.82 | BB+2.23s to A | 2026-04-17 | TWST Spring Splash LC Meet |
| 50 Butterfly | LCM | 1:06.20 | +13.91s to B | 2024-04-20 | 2024 TWST Spring Splash LC Meet 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.
IMX / IMR
IMX 10 & under · SCY
1796 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:58.13 | 413 |
| 100 BK SCY | 1:32.40 | 416 |
| 100 BR SCY | 1:43.33 | 443 |
| 100 FL SCY | 2:03.89 | 178 |
| 200 IM SCY | 3:34.76 | 346 |
IMR 10 & under · SCY
2330 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:22.12 | 403 |
| 50 BK SCY | 42.65 | 429 |
| 50 BR SCY | 46.03 | 494 |
| 50 FL SCY | 37.85 | 538 |
| 100 IM SCY | 1:29.96 | 466 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
500 Freestyle SCY 7:56.39
Front half 234.81s · back half 241.58s
100 Butterfly SCY 2:03.89
Front half 54.95s · back half 68.94s
100 Individual Medley SCY 1:29.96 split/total mismatch
Front half 41.88s · back half 48.08s
200 Individual Medley SCY 3:34.76
Front half 72.18s · back half 142.58s
Progression
Faster times are higher. One card per event, all courses & history.