swimBrian Dai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.15 | B+0.76s to BB | 2025-06-22 | 2025 PN SRST StingRay Invitational venue |
| 100 Freestyle | SCY | 1:05.37 | +2.98s to B | 2025-02-02 | 2025 PN EAST February Invitational venue |
| 200 Freestyle | SCY | 2:33.83 | +17.54s to B | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invit venue |
| 100 Backstroke | SCY | 1:16.83 | +9.04s to B | 2025-02-02 | 2025 PN EAST February Invitational venue |
| 50 Breaststroke | SCY | 34.04 | BB+2.55s to A | 2024-02-24 | 2024 PN February Age Group Invitational venue |
| 100 Breaststroke | SCY | 1:16.10 | B+4.61s to BB | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invit venue |
| 50 Butterfly | SCY | 32.33 | +0.54s to B | 2025-06-21 | 2025 PN SRST StingRay Invitational venue |
| 100 Individual Medley | SCY | 1:12.71 | 2025-06-22 | 2025 PN SRST StingRay Invitational venue | |
| 200 Individual Medley | SCY | 2:10.91 | BB+1.22s to A | 2025-06-20 | 2025 PN SRST StingRay Invitational |
| 50 Freestyle | LCM | 29.90 | BB+1.61s to A | 2025-06-15 | 2025 IST June Invtational venue |
| 100 Freestyle | LCM | 1:15.79 | +3.90s to B | 2024-06-01 | 2024 PN VAST Summer Sprints and Distance Chal |
| 50 Backstroke | LCM | 38.50 | +0.61s to B | 2025-07-11 | 2025 THSC Summer Classic |
| 100 Backstroke | LCM | 2:12.16 | +52.67s to B | 2019-06-22 | 2019 IE SAS Summer Solstice Swim Meet venue |
| 50 Breaststroke | LCM | 39.99 | B+1.10s to BB | 2025-07-11 | 2025 THSC Summer Classic |
| 100 Breaststroke | LCM | 1:31.81 | +1.92s to B | 2025-07-11 | 2025 THSC Summer Classic |
| 50 Butterfly | LCM | 59.26 | +23.37s to B | 2019-06-22 | 2019 IE SAS Summer Solstice Swim Meet venue |
| 100 Butterfly | LCM | 1:12.22 | B+0.73s to BB | 2023-04-28 | 2023 PN SSCD Dick LaFave Classic |
| 200 Individual Medley | LCM | 3:16.02 | +19.53s to B | 2025-07-11 | 2025 THSC Summer Classic |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Breaststroke | SCY | 31.41 | flying | 200 Medley Relay (leg 2) | 2025-02-02 | 2025 PN EAST February Invitational |
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
646 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 IM SCY | 2:10.91 | 646 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
1659 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:33.83 | 291 |
| 100 BK SCY | 1:16.83 | 287 |
| 100 BR SCY | 1:16.10 | 435 |
| 200 IM SCY | 2:10.91 | 646 |
| 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 1:05.37
Front half 29.86s · back half 35.51s
200 Freestyle SCY 2:33.83
Front half 71.90s · back half 81.93s
100 Backstroke SCY 1:16.83
Front half 35.91s · back half 40.92s
100 Breaststroke SCY 1:16.10
Front half 34.58s · back half 41.52s
100 Individual Medley SCY 1:12.71
Front half 32.98s · back half 39.73s
100 Backstroke LCM 2:12.16
Front half 67.01s · back half 65.15s
100 Butterfly LCM 1:12.22
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.