Jack Shackleford
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 56.79 | +18.50s to B | 2023-10-13 | 2023 Central Kentucky Invitational |
| 50 Backstroke | SCY | 1:07.14 | +18.65s to B | 2023-10-13 | 2023 Central Kentucky Invitational |
| 50 Breaststroke | SCY | 1:24.66 | +31.17s to B | 2023-10-13 | 2023 Central Kentucky Invitational |
| 100 Butterfly | SCY | 1:34.18 | BB+9.59s to A | 2023-10-13 | 2023 Central Kentucky Invitational |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | SCY | 1:13.26 | flat | 200 Medley Relay | 2023-10-15 | 2023 Central Kentucky Invitational |
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
406 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FL SCY | 1:34.18 | 406 |
| 200 FR SCY | — | 0 |
| 100 BK SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
189 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 1:07.14 | 110 |
| 50 BR SCY | 1:24.66 | 79 |
| 100 FR SCY | — | 0 |
| 50 FL SCY | — | 0 |
| 100 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 Butterfly SCY 1:34.18 split/total mismatch
Front half 28.70s · back half 65.48s
Progression
Faster times are higher. One card per event, all courses & history.