swimJamison Byrd
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.76 | AA+0.37s to AAA | 2026-03-28 | 2026 Sun Kissed Invitational Jr/Sr Champs - c venue |
| 100 Freestyle | SCY | 57.83 | A+2.34s to AA | 2026-03-21 | 2026 BRSL Championships venue |
| 200 Freestyle | SCY | 2:15.79 | BB+9.10s to A | 2026-03-22 | 2026 BRSL Championships venue |
| 500 Freestyle | SCY | 6:38.90 | +0.21s to B | 2026-01-10 | ATOM Frosty Invitational 2026 venue |
| 50 Backstroke | SCY | 31.23 | BB+0.84s to A | 2026-03-27 | 2026 Sun Kissed Invitational Jr/Sr Champs - c venue |
| 100 Backstroke | SCY | 1:08.48 | BB+4.69s to A | 2026-03-21 | 2026 BRSL Championships venue |
| 50 Breaststroke | SCY | 41.48 | +0.99s to B | 2026-03-29 | 2026 Sun Kissed Invitational Jr/Sr Champs - c venue |
| 50 Butterfly | SCY | 30.29 | BB+0.60s to A | 2026-03-26 | 2026 Sun Kissed Invitational Jr/Sr Champs - c venue |
| 100 Butterfly | SCY | 1:16.98 | +3.19s to B | 2026-01-11 | ATOM Frosty Invitational 2026 venue |
| 100 Individual Medley | SCY | 1:18.44 | 2024-11-02 | Luqman R. El-Amin Invitational venue | |
| 200 Individual Medley | SCY | 2:38.20 | B+5.31s to BB | 2026-03-21 | 2026 BRSL Championships venue |
| 50 Freestyle | LCM | 28.25 | AA+0.26s to AAA | 2026-04-17 | April 17 ATOM Friday Night Lights venue |
| 100 Freestyle | LCM | 1:07.75 | BB+0.66s to A | 2026-04-17 | April 17 ATOM Friday Night Lights venue |
| 200 Freestyle | LCM | 2:47.60 | B+9.71s to BB | 2026-04-17 | April 17 ATOM Friday Night Lights venue |
| 50 Backstroke | LCM | 38.93 | B+0.64s to BB | 2025-06-22 | 2025 NCS QCD Long Course Invite venue |
| 100 Backstroke | LCM | 1:34.68 | +7.29s to B | 2025-05-10 | 2025 Cyrus Blakney Memorial A-May-Zing Meet slow pool |
| 50 Butterfly | LCM | 41.41 | +2.42s to B | 2025-06-22 | 2025 NCS QCD Long Course Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 26.77 | flat | 200 Free Relay | 2026-01-10 | ATOM Frosty Invitational 2026 |
| 50 Freestyle | SCY | 25.65 | flying | 200 Medley Relay (leg 4) | 2026-01-11 | ATOM Frosty Invitational 2026 |
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 · SCY
801 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 6:38.90 | 381 |
| 200 IM SCY | 2:38.20 | 420 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
1707 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:15.79 | 487 |
| 100 BK SCY | 1:08.48 | 476 |
| 100 FL SCY | 1:16.98 | 324 |
| 200 IM SCY | 2:38.20 | 420 |
| 100 BR SCY | — | 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 57.83
Front half 26.35s · back half 31.48s
200 Freestyle SCY 2:15.79
Front half 64.02s · back half 71.77s
500 Freestyle SCY 6:38.90
Front half 195.49s · back half 203.41s
100 Backstroke SCY 1:08.48
Front half 32.75s · back half 35.73s
100 Butterfly SCY 1:16.98
Front half 33.11s · back half 43.87s
100 Individual Medley SCY 1:18.44
Front half 34.29s · back half 44.15s
200 Individual Medley SCY 2:38.20
Front half 71.26s · back half 86.94s
100 Freestyle LCM 1:07.75
Front half 32.81s · back half 34.94s
200 Freestyle LCM 2:47.60
Front half 79.68s · back half 87.92s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.