swimSiah Dyson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.37 | BB+1.28s to A | 2024-07-13 | 2024 IL SCST Summer Regional Championships venue |
| 100 Freestyle | SCY | 56.50 | AA+0.31s to AAA | 2025-12-13 | 35th Annual Winter Championships venue |
| 200 Freestyle | SCY | 1:58.39 | AAA+1.40s to AAAA | 2026-03-13 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 500 Freestyle | SCY | 5:19.08 | AAA+4.09s to AAAA | 2026-03-15 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 1000 Freestyle | SCY | 11:10.30 | AAA+7.71s to AAAA | 2026-03-12 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 50 Backstroke | SCY | 38.08 | B+2.49s to BB | 2024-07-13 | 2024 IL SCST Summer Regional Championships venue |
| 100 Backstroke | SCY | 1:07.81 | A+1.82s to AA | 2025-12-14 | 35th Annual Winter Championships venue |
| 50 Breaststroke | SCY | 33.44 | AA+0.15s to AAA | 2026-03-14 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 100 Breaststroke | SCY | 1:11.92 | AA+0.53s to AAA | 2026-03-13 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 200 Breaststroke | SCY | 2:35.65 | AA+1.26s to AAA | 2026-03-15 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 50 Butterfly | SCY | 30.17 | A+0.48s to AA | 2025-12-13 | 35th Annual Winter Championships venue |
| 200 Butterfly | SCY | 2:24.84 | AA+5.95s to AAA | 2026-03-01 | 2026 Winter ISI Regionals- HSC - copied fast pool |
| 100 Individual Medley | SCY | 1:08.54 | A+1.55s to AA | 2025-03-14 | 2025 ISI Winter 11-14 Age Group Championships venue |
| 200 Individual Medley | SCY | 2:14.04 | AAA+1.95s to AAAA | 2026-03-14 | 2026 ISI Winter 11-14 Age Group Championships venue |
| 400 Individual Medley | SCY | 4:52.94 | AAA+9.85s to AAAA | 2026-02-27 | 2026 Winter ISI Regionals- HSC - copied fast pool |
| 200 Freestyle | LCM | 2:24.67 | AA+3.88s to AAA | 2025-07-25 | Illinois Swimming Age Group Champs LC 25 venue |
| 400 Freestyle | LCM | 5:07.05 | AA+7.56s to AAA | 2025-07-24 | Illinois Swimming Age Group Champs LC 25 venue |
| 800 Freestyle | LCM | 10:41.64 | AA+11.05s to AAA | 2025-07-26 | Illinois Swimming Age Group Champs LC 25 venue |
| 50 Breaststroke | LCM | 39.42 | AA+1.33s to AAA | 2025-07-25 | Illinois Swimming Age Group Champs LC 25 venue |
| 100 Breaststroke | LCM | 1:26.30 | AA+3.21s to AAA | 2025-07-24 | Illinois Swimming Age Group Champs LC 25 venue |
| 200 Butterfly | LCM | 2:59.16 | BB+3.07s to A | 2025-07-25 | Illinois Swimming Age Group Champs LC 25 venue |
| 200 Individual Medley | LCM | 2:46.14 | AA+7.35s to AAA | 2025-07-26 | Illinois Swimming Age Group Champs LC 25 venue |
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.70 | flying | 200 Free Relay (leg 2) | 2024-03-10 | 2024 IL Swimming SC Age Group Championships |
| 50 Breaststroke | SCY | 39.91 | flying | 200 Medley Relay (leg 2) | 2024-06-16 | 2024 CZ Multi-Cultural Meet |
| 50 Butterfly | SCY | 33.60 | flying | 200 Medley Relay (leg 3) | 2024-03-09 | 2024 IL Swimming SC Age Group 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
3430 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:19.08 | 962 |
| 100 BK SCY | 1:07.81 | 675 |
| 100 BR SCY | 1:11.92 | 837 |
| 200 IM SCY | 2:14.04 | 956 |
| 100 FL SCY | — | 0 |
IMR 11-12 · SCY
3604 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:58.39 | 964 |
| 50 BK SCY | 38.08 | 405 |
| 50 BR SCY | 33.44 | 835 |
| 50 FL SCY | 30.17 | 692 |
| 100 IM SCY | 1:08.54 | 708 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 56.50
Front half 27.49s · back half 29.01s
200 Freestyle SCY 1:58.39
Front half 57.24s · back half 61.15s
500 Freestyle SCY 5:19.08
Front half 155.80s · back half 163.28s
1000 Freestyle SCY 11:10.30
Front half 328.92s · back half 341.38s
100 Backstroke SCY 1:07.81
Front half 33.49s · back half 34.32s
100 Breaststroke SCY 1:11.92
Front half 34.40s · back half 37.52s
200 Breaststroke SCY 2:35.65
Front half 75.69s · back half 79.96s
200 Butterfly SCY 2:24.84
Front half 66.37s · back half 78.47s
100 Individual Medley SCY 1:08.54 RT 0.73s
Front half 32.58s · back half 35.96s
200 Individual Medley SCY 2:14.04
Front half 64.66s · back half 69.38s
400 Individual Medley SCY 4:52.94
Front half 140.55s · back half 152.39s
200 Freestyle LCM 2:24.67
Front half 71.19s · back half 73.48s
400 Freestyle LCM 5:07.05 RT 0.75s
Front half 150.82s · back half 156.23s
800 Freestyle LCM 10:41.64
100 Breaststroke LCM 1:26.30 RT 0.71s
Front half 40.79s · back half 45.51s
200 Butterfly LCM 2:59.16 RT 0.73s
Front half 82.59s · back half 96.57s
200 Individual Medley LCM 2:46.14 RT 0.73s
Front half 81.94s · back half 84.20s
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.