swimJD McCafferty
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.37 | B+0.88s to BB | 2024-12-07 | POMPANO BEACH SANTA CLAUS MEET 2024 |
| 100 Freestyle | SCY | 1:14.18 | +2.69s to B | 2026-02-08 | Friendship Meet 2026 venue |
| 50 Backstroke | SCY | 39.82 | +1.33s to B | 2026-02-07 | Friendship Meet 2026 venue |
| 100 Backstroke | SCY | 1:29.19 | +7.00s to B | 2026-02-08 | Friendship Meet 2026 venue |
| 50 Breaststroke | SCY | 45.54 | +2.05s to B | 2026-02-07 | Friendship Meet 2026 venue |
| 100 Breaststroke | SCY | 1:45.90 | +13.31s to B | 2025-09-13 | Scotty Invite venue |
| 50 Butterfly | SCY | 35.42 | B+1.23s to BB | 2026-02-08 | Friendship Meet 2026 venue |
| 50 Freestyle | LCM | 37.19 | B+2.40s to BB | 2026-05-02 | Jesse Vasallo Swimming Invitational venue |
| 50 Backstroke | LCM | 46.17 | +1.58s to B | 2026-05-03 | Jesse Vasallo Swimming Invitational venue |
| 50 Breaststroke | LCM | 50.50 | +0.71s to B | 2026-05-02 | Jesse Vasallo Swimming Invitational venue |
| 50 Butterfly | LCM | 40.55 | B+1.86s to BB | 2026-05-22 | 2026 Terrapin Invite fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:11.85 | flying | 400 Free Relay (leg 3) | 2026-03-07 | 2026 FG Age Group SCY 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 11-12 · SCY
558 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:29.19 | 296 |
| 100 BR SCY | 1:45.90 | 262 |
| 500 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · LCM
1131 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK LCM | 46.17 | 351 |
| 50 BR LCM | 50.50 | 364 |
| 50 FL LCM | 40.55 | 416 |
| 200 FR 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 1:14.18
Front half 35.35s · back half 38.83s
100 Backstroke SCY 1:29.19
Front half 41.78s · back half 47.41s
100 Breaststroke SCY 1:45.90
Front half 49.32s · back half 56.58s
Progression
Faster times are higher. One card per event, all courses & history.