swimAlyssa Bylsma
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.93 | AAAA | 2026-03-05 | 2026 SC Illinois Senior Championships - copi |
| 100 Freestyle | SCY | 52.41 | AAA+0.42s to AAAA | 2026-03-08 | 2026 SC Illinois Senior Championships - copi venue |
| 200 Freestyle | SCY | 1:55.05 | AAA+2.96s to AAAA | 2025-07-20 | 2025 ISI Summer LWSA Regional venue |
| 500 Freestyle | SCY | 5:27.79 | AA+11.40s to AAA | 2025-01-01 | 1637869 |
| 100 Backstroke | SCY | 1:02.11 | A+0.52s to AA | 2025-07-20 | 2025 ISI Summer LWSA Regional venue |
| 50 Breaststroke | SCY | 29.15 | AAAA | 2026-03-08 | 2026 SC Illinois Senior Championships - copi venue |
| 100 Breaststroke | SCY | 1:03.86 | AAAA | 2026-03-06 | 2026 SC Illinois Senior Championships - copi venue |
| 200 Breaststroke | SCY | 2:23.68 | AAA+3.09s to AAAA | 2026-03-07 | 2026 SC Illinois Senior Championships - copi venue |
| 200 Individual Medley | SCY | 2:11.67 | AA+0.18s to AAA | 2025-01-01 | 1637869 |
| 400 Individual Medley | SCY | 4:45.98 | AA+4.49s to AAA | 2025-07-18 | 2025 ISI Summer LWSA Regional venue |
| 50 Freestyle | LCM | 27.72 | AAA+0.43s to AAAA | 2025-08-02 | 2025 LC Illinois Senior Championships venue |
| 100 Freestyle | LCM | 59.98 | AAA+1.09s to AAAA | 2026-05-30 | 2026 Duel in the Pool |
| 200 Freestyle | LCM | 2:27.37 | BB+2.08s to A | 2024-05-19 | 2024 MAC LC Midwest Invitational venue |
| 50 Breaststroke | LCM | 33.70 | AAAA | 2025-08-03 | 2025 LC Illinois Senior Championships venue |
| 100 Breaststroke | LCM | 1:16.76 | AAA+2.37s to AAAA | 2025-08-01 | 2025 LC Illinois Senior Championships venue |
| 200 Breaststroke | LCM | 2:54.03 | AA+6.84s to AAA | 2025-08-02 | 2025 LC Illinois Senior Championships venue |
| 200 Individual Medley | LCM | 2:45.71 | BB+1.32s to A | 2024-05-18 | 2024 MAC LC Midwest Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.95 | flying | 200 Free Relay (leg 2) | 2025-07-20 | 2025 ISI Summer LWSA Regional |
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 15-16 · SCY
3341 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:27.79 | 772 |
| 200 BR SCY | 2:23.68 | 915 |
| 200 IM SCY | 2:11.67 | 847 |
| 400 IM SCY | 4:45.98 | 807 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 15-16 · SCY
3529 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:55.05 | 917 |
| 100 BK SCY | 1:02.11 | 736 |
| 100 BR SCY | 1:03.86 | 1029 |
| 200 IM SCY | 2:11.67 | 847 |
| 100 FL 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 52.41
Front half 25.51s · back half 26.90s
200 Freestyle SCY 1:55.05
Front half 56.18s · back half 58.87s
100 Backstroke SCY 1:02.11
Front half 31.03s · back half 31.08s
100 Breaststroke SCY 1:03.86
Front half 29.73s · back half 34.13s
200 Breaststroke SCY 2:23.68
Front half 68.82s · back half 74.86s
400 Individual Medley SCY 4:45.98
Front half 142.04s · back half 143.94s
100 Freestyle LCM 59.98 split/total mismatch
Front half 28.93s · back half 31.05s
200 Freestyle LCM 2:27.37
Front half 72.46s · back half 74.91s
100 Breaststroke LCM 1:16.76
Front half 34.90s · back half 41.86s
200 Breaststroke LCM 2:54.03 RT 0.63s
Front half 83.61s · back half 90.42s
200 Individual Medley LCM 2:45.71
Front half 77.99s · back half 87.72s
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.