Grey Jefferson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 34.72 | 2020-02-14 | 2020 Seahawk Dare to Care Winter Invite | |
| 100 Freestyle | SCY | 1:22.47 | 2020-02-14 | 2020 Seahawk Dare to Care Winter Invite | |
| 25 Backstroke | SCY | 14.96 | 2023-12-09 | 2023 CKA Record Breaker Meet | |
| 50 Backstroke | SCY | 31.88 | 2024-02-24 | 2024 Cumberland Classic | |
| 100 Backstroke | SCY | 1:08.13 | 2024-01-01 | 2024 13 & OVER Kentucky SCY Championship | |
| 25 Breaststroke | SCY | 18.03 | 2023-12-09 | 2023 CKA Record Breaker Meet | |
| 50 Breaststroke | SCY | 38.42 | 2019-11-01 | Central Kentucky Invitational | |
| 25 Butterfly | SCY | 13.12 | 2023-12-09 | 2023 CKA Record Breaker Meet | |
| 50 Butterfly | SCY | 29.67 | 2023-12-09 | 2023 CKA Record Breaker Meet | |
| 100 Individual Medley | SCY | 1:11.16 | 2023-12-09 | 2023 CKA Record Breaker Meet |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 39.03 | flat | 200 Free Relay | 2019-12-07 | 2019 Cardinal Christmas Classic |
| 50 Freestyle | SCY | 36.11 | flying | 200 Free Relay (leg 2) | 2020-01-11 | 2020 Iron Swimmer Meet |
| 50 Backstroke | SCY | 43.53 | flat | 200 Medley Relay | 2019-03-17 | 2019 12 & U SCY Kentucky Championship |
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
1038 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:08.13 | 1038 |
| 200 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
4319 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:22.47 | 398 |
| 50 BK SCY | 31.88 | 1029 |
| 50 BR SCY | 38.42 | 849 |
| 50 FL SCY | 29.67 | 1100 |
| 100 IM SCY | 1:11.16 | 943 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
50 Backstroke SCY 31.88 split/total mismatch
Front half 39.09s · back half -7.21s
100 Backstroke SCY 1:08.13
Front half 32.58s · back half 35.55s
100 Individual Medley SCY 1:11.16
Progression
Faster times are higher. One card per event, all courses & history.