swimAron Tsai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.49 | BB+0.40s to A | 2025-06-22 | 2025 PN SRST StingRay Invitational venue |
| 100 Freestyle | SCY | 53.92 | BB+1.33s to A | 2025-06-21 | 2025 PN SRST StingRay Invitational venue |
| 200 Freestyle | SCY | 2:03.90 | BB+7.91s to A | 2026-01-01 | Sanction #: 2603-SP04 |
| 500 Freestyle | SCY | 5:51.53 | B+10.44s to BB | 2025-06-20 | 2025 PN SRST StingRay Invitational venue |
| 50 Backstroke | SCY | 31.68 | +0.49s to B | 2025-11-16 | 2025 PN IST November Invitational venue |
| 100 Backstroke | SCY | 1:09.40 | +2.61s to B | 2025-06-21 | 2025 PN SRST StingRay Invitational venue |
| 200 Backstroke | SCY | 1:42.70 | AAAA | 2026-01-01 | Sanction #: 2603-SP04 |
| 50 Breaststroke | SCY | 35.97 | B+2.58s to BB | 2025-05-04 | 2025 PN SSCD Spring Open venue |
| 100 Breaststroke | SCY | 1:04.81 | BB+0.12s to A | 2026-01-01 | Sanction #: 2603-SP04 |
| 200 Breaststroke | SCY | 2:19.76 | A+4.87s to AA | 2025-01-15 | 2025 PN CSC Winter Invitational |
| 50 Butterfly | SCY | 29.48 | B+0.49s to BB | 2026-03-28 | 2026 PN Spring Showdown, Div.1 Approved venue |
| 100 Butterfly | SCY | 1:08.35 | +2.26s to B | 2025-03-29 | 2025 PN Spring Finale, Division 1 |
| 100 Individual Medley | SCY | 1:07.38 | 2025-01-12 | 2025 PN CSC Winter Invitational venue | |
| 200 Individual Medley | SCY | 2:28.85 | B+9.96s to BB | 2025-06-21 | 2025 PN SRST StingRay Invitational venue |
| 50 Freestyle | LCM | 28.10 | BB+0.31s to A | 2026-04-25 | 2026 PN SMAC Spring Showers LC Challenge venue |
| 100 Freestyle | LCM | 1:04.90 | BB+4.31s to A | 2024-06-01 | 2024 PN VAST Summer Sprints and Distance Chal venue |
| 200 Freestyle | LCM | 2:27.21 | B+2.82s to BB | 2025-06-15 | 2025 IST June Invtational venue |
| 400 Freestyle | LCM | 5:30.39 | B+22.50s to BB | 2025-04-25 | 2025 PN KING Spring Derby venue |
| 50 Backstroke | LCM | 36.32 | B+1.63s to BB | 2025-04-27 | 2025 PN KING Spring Derby venue |
| 100 Backstroke | LCM | 1:20.35 | +1.66s to B | 2025-06-28 | 2025 PN SMAC Summer Classic Invitational venue |
| 200 Backstroke | LCM | 3:05.72 | +14.13s to B | 2025-04-27 | 2025 PN KING Spring Derby venue |
| 50 Breaststroke | LCM | 41.66 | +0.77s to B | 2025-06-28 | 2025 PN SMAC Summer Classic Invitational venue |
| 100 Breaststroke | LCM | 1:32.95 | +4.86s to B | 2024-06-01 | 2024 PN VAST Summer Sprints and Distance Chal venue |
| 50 Butterfly | LCM | 33.35 | B+0.66s to BB | 2026-04-26 | 2026 PN SMAC Spring Showers LC Challenge venue |
| 100 Butterfly | LCM | 1:29.23 | +13.24s to B | 2025-04-26 | 2025 PN KING Spring Derby venue |
| 200 Individual Medley | LCM | 2:18.93 | AA+2.74s to AAA | 2025-04-25 | 2025 PN KING Spring Derby |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.90 | flying | 200 Medley Relay (leg 4) | 2025-02-02 | 2025 PN EAST February Invitational |
| 50 Freestyle | LCM | 27.24 | flying | 200 Free Relay (leg 2) | 2025-07-18 | 2025 PN 13&O LC Senior 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 17-18 · SCY
2635 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:51.53 | 465 |
| 200 BK SCY | 1:42.70 | 1100 |
| 200 BR SCY | 2:19.76 | 660 |
| 200 IM SCY | 2:28.85 | 410 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
2301 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:03.90 | 528 |
| 100 BK SCY | 1:09.40 | 349 |
| 100 BR SCY | 1:04.81 | 644 |
| 100 FL SCY | 1:08.35 | 370 |
| 200 IM SCY | 2:28.85 | 410 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.92
Front half 25.42s · back half 28.50s
200 Freestyle SCY 2:03.90
500 Freestyle SCY 5:51.53
Front half 168.70s · back half 182.83s
100 Backstroke SCY 1:09.40
Front half 32.61s · back half 36.79s
100 Breaststroke SCY 1:04.81
200 Breaststroke SCY 2:19.76
100 Individual Medley SCY 1:07.38
Front half 31.56s · back half 35.82s
200 Individual Medley SCY 2:28.85
Front half 70.64s · back half 78.21s
200 Freestyle LCM 2:27.21 RT 0.69s
Front half 69.72s · back half 77.49s
400 Freestyle LCM 5:30.39 RT 0.65s
Front half 158.44s · back half 171.95s
200 Backstroke LCM 3:05.72 RT 0.67s
Front half 89.35s · back half 96.37s
100 Butterfly LCM 1:29.23 RT 0.68s
Front half 38.87s · back half 50.36s
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.