swimJack Hatfield
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 14.23 | 2026-01-11 | 2026 CO NJ Narwhal Invitational fast pool | |
| 50 Freestyle | SCY | 30.41 | +0.52s to B | 2026-03-08 | 2026 CO NCS Winter District Championships venue |
| 100 Freestyle | SCY | 1:07.54 | +2.45s to B | 2026-02-15 | 2026 CO NJ Groundhog Invite fast pool |
| 50 Breaststroke | SCY | 44.44 | +5.85s to B | 2026-01-10 | 2026 CO NJ Narwhal Invitational fast pool |
| 100 Breaststroke | SCY | 1:29.15 | +8.56s to B | 2026-02-14 | 2026 CO NJ Groundhog Invite fast pool |
| 50 Butterfly | SCY | 36.98 | +3.79s to B | 2026-02-14 | 2026 CO NJ Groundhog Invite fast pool |
| 50 Freestyle | LCM | 34.58 | +0.29s to B | 2026-05-03 | 2026 CO Longmont IMR/IMX Adrenaline Gauntlet venue |
| 100 Freestyle | LCM | 1:16.06 | +0.97s to B | 2026-05-30 | 2026 CO Barracuda Summer Sizzler Invite venue |
| 50 Backstroke | LCM | 47.42 | +7.93s to B | 2026-06-28 | 2026 CO Greeley Stampede venue |
| 100 Backstroke | LCM | 1:42.25 | +18.56s to B | 2026-06-27 | 2026 CO Greeley Stampede venue |
| 200 Backstroke | LCM | 3:33.39 | +31.40s to B | 2026-06-27 | 2026 CO Greeley Stampede venue |
| 50 Breaststroke | LCM | 47.71 | +3.62s to B | 2026-05-03 | 2026 CO Longmont IMR/IMX Adrenaline Gauntlet venue |
| 100 Breaststroke | LCM | 1:44.35 | +10.36s to B | 2026-05-02 | 2026 CO Longmont IMR/IMX Adrenaline Gauntlet venue |
| 50 Butterfly | LCM | 43.06 | +5.77s to B | 2026-06-28 | 2026 CO Greeley Stampede venue |
| 200 Individual Medley | LCM | 3:26.31 | +23.32s to B | 2026-06-27 | 2026 CO Greeley Stampede venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.67 | flying | 200 Free Relay (leg 3) | 2026-03-07 | 2026 CO NCS Winter District Championships |
| 50 Freestyle | SCY | 29.17 | flying | 200 Medley Relay (leg 4) | 2026-03-08 | 2026 CO NCS Winter District 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 13-14 · LCM
554 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 3:33.39 | 260 |
| 200 IM LCM | 3:26.31 | 294 |
| 400 FR LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
830 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:42.25 | 231 |
| 100 BR LCM | 1:44.35 | 305 |
| 200 IM LCM | 3:26.31 | 294 |
| 200 FR LCM | — | 0 |
| 100 FL LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
50 Freestyle SCY 30.41
Front half 14.57s · back half 15.84s
100 Freestyle SCY 1:07.54
Front half 32.28s · back half 35.26s
100 Breaststroke SCY 1:29.15
Front half 41.15s · back half 48.00s
100 Freestyle LCM 1:16.06
Front half 35.68s · back half 40.38s
100 Breaststroke LCM 1:44.35
Front half 48.50s · back half 55.85s
Progression
Faster times are higher. One card per event, all courses & history.