Preston Jackman
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.62 | BB+0.53s to A | 2026-01-30 | 2026 NE GS Silver Championships |
| 100 Freestyle | SCY | 1:06.11 | BB+4.82s to A | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 200 Freestyle | SCY | 2:13.72 | BB+0.03s to A | 2026-03-20 | 2026 NE NSSC March Madness at MIT |
| 500 Freestyle | SCY | 6:32.37 | B+2.38s to BB | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 1000 Freestyle | SCY | 13:26.95 | BB+49.66s to A | 2025-12-12 | 2025 NE NSSC Dec 13-15 Holiday Celebration! |
| 50 Backstroke | SCY | 32.04 | A+0.85s to AA | 2026-02-19 | 2026 NE CRA SCY 11-14 Championship |
| 100 Backstroke | SCY | 1:07.21 | A+1.22s to AA | 2026-02-19 | 2026 NE CRA SCY 11-14 Championship |
| 200 Backstroke | SCY | 2:23.69 | A+1.70s to AA | 2026-03-20 | 2026 NE NSSC March Madness at MIT |
| 50 Breaststroke | SCY | 34.45 | AA+1.16s to AAA | 2026-02-19 | 2026 NE CRA SCY 11-14 Championship |
| 100 Breaststroke | SCY | 1:15.04 | A+0.15s to AA | 2026-03-20 | 2026 NE NSSC March Madness at MIT |
| 200 Breaststroke | SCY | 3:14.09 | B+11.70s to BB | 2025-10-17 | 2025 NE NSSC Beede Halloween Classic |
| 50 Butterfly | SCY | 32.79 | BB+1.60s to A | 2026-01-30 | 2026 NE GS Silver Championships |
| 100 Butterfly | SCY | 1:10.09 | BB+0.80s to A | 2026-03-20 | 2026 NE NSSC March Madness at MIT |
| 200 Butterfly | SCY | 3:10.69 | +14.00s to B | 2025-03-21 | 2025 NE NSSC March Madness at MIT |
| 100 Individual Medley | SCY | 1:09.59 | A+2.60s to AA | 2026-02-19 | 2026 NE CRA SCY 11-14 Championship |
| 200 Individual Medley | SCY | 2:30.69 | A+5.10s to AA | 2026-01-30 | 2026 NE GS Silver Championships |
| 400 Individual Medley | SCY | 5:56.04 | B+5.55s to BB | 2025-05-10 | 2025 NE NSSC May 10 Specialty Meet venue |
| 50 Freestyle | LCM | 32.10 | BB+0.01s to A | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 100 Freestyle | LCM | 1:09.14 | A+1.65s to AA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 400 Freestyle | LCM | 5:44.98 | BB+18.29s to A | 2026-01-01 | 2026 ne nssc 5 1 hanscom meet results |
| 50 Backstroke | LCM | 35.41 | AA+1.02s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 100 Backstroke | LCM | 1:16.04 | AA+1.75s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 200 Backstroke | LCM | 2:42.52 | AA+3.03s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 50 Breaststroke | LCM | 39.71 | AA+1.62s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 100 Breaststroke | LCM | 1:26.41 | AA+3.32s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 200 Breaststroke | LCM | 3:05.43 | AA+6.34s to AAA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 50 Butterfly | LCM | 36.38 | BB+1.09s to A | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
| 100 Butterfly | LCM | 1:41.64 | +6.55s to B | 2024-06-30 | 2024 NE NSSC June 28 MIT Specialty venue |
| 200 Individual Medley | LCM | 2:51.38 | A+4.89s to AA | 2026-06-26 | 2026 NE NSSC June 26-28 MIT Invitational |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.88 | flying | 200 Medley Relay (leg 4) | 2026-02-20 | 2026 NE CRA SCY 11-14 Championship |
| 50 Freestyle | SCY | 30.26 | flying | 200 Free Relay (leg 2) | 2026-02-21 | 2026 NE CRA SCY 11-14 Championship |
| 50 Breaststroke | SCY | 36.81 | flying | 200 Medley Relay (leg 2) | 2026-01-31 | 2026 NE GS Silver Championships |
| 100 Breaststroke | SCY | 1:20.41 | flying | 400 Medley Relay (leg 2) | 2026-02-20 | 2026 NE CRA SCY 11-14 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 11-12 · SCY
3219 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 6:32.37 | 517 |
| 100 BK SCY | 1:07.21 | 693 |
| 100 BR SCY | 1:15.04 | 737 |
| 100 FL SCY | 1:10.09 | 599 |
| 200 IM SCY | 2:30.69 | 673 |
IMR 11-12 · SCY
3328 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:13.72 | 669 |
| 50 BK SCY | 32.04 | 681 |
| 50 BR SCY | 34.45 | 763 |
| 50 FL SCY | 32.79 | 539 |
| 100 IM SCY | 1:09.59 | 676 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:06.11 split/total mismatch
Front half 31.34s · back half 34.77s
200 Freestyle SCY 2:13.72 split/total mismatch
1000 Freestyle SCY 13:26.95 split/total mismatch
100 Backstroke SCY 1:07.21 split/total mismatch
Front half 32.74s · back half 34.47s
200 Backstroke SCY 2:23.69 split/total mismatch
100 Breaststroke SCY 1:15.04 split/total mismatch
Front half 35.06s · back half 39.98s
200 Breaststroke SCY 3:14.09 split/total mismatch
50 Butterfly SCY 32.79 split/total mismatch
Front half 38.25s · back half -5.46s
100 Butterfly SCY 1:10.09 split/total mismatch
Front half 32.80s · back half 37.29s
200 Butterfly SCY 3:10.69 split/total mismatch
Front half 47.56s · back half 143.13s
100 Individual Medley SCY 1:09.59 split/total mismatch
Front half 32.49s · back half 37.10s
200 Individual Medley SCY 2:30.69 split/total mismatch
400 Individual Medley SCY 5:56.04
Front half 172.91s · back half 183.13s
200 Backstroke LCM 2:42.52 split/total mismatch
Front half 80.79s · back half 81.73s
200 Breaststroke LCM 3:05.43 split/total mismatch
Front half 90.71s · back half 94.72s
200 Individual Medley LCM 2:51.38 split/total mismatch
Front half 82.90s · back half 88.48s
Progression
Faster times are higher. One card per event, all courses & history.