Brian Dai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.15 | B+0.76s to BB·+3.96s to Sectionals | 2025-06-22 | 2025 PN SRST StingRay Invitationalvenue |
| 100 Freestyle | SCY | 1:05.37 | +2.98s to B·+14.38s to Sectionals | 2025-02-02 | 2025 PN EAST February Invitationalvenue |
| 200 Freestyle | SCY | 2:33.83 | +17.54s to B·+42.04s to Sectionals | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue |
| 100 Backstroke | SCY | 1:16.83 | +9.04s to B·+21.34s to Sectionals | 2025-02-02 | 2025 PN EAST February Invitationalvenue |
| 50 Breaststroke | SCY | 34.04 | BB+2.55s to A·+7.75s to Futures | 2024-02-24 | 2024 PN February Age Group Invitationalvenue |
| 100 Breaststroke | SCY | 1:16.10 | B+4.61s to BB·+12.91s to Sectionals | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue |
| 50 Butterfly | SCY | 32.33 | +0.54s to B·+9.44s to Futures | 2025-06-21 | 2025 PN SRST StingRay Invitationalvenue |
| 100 Individual Medley | SCY | 1:12.71 | 2025-06-22 | 2025 PN SRST StingRay Invitationalvenue | |
| 50 Freestyle | LCM | 29.90 | BB+1.61s to A·+2.91s to Sectionals | 2025-06-15 | 2025 IST June Invtationalvenue |
| 100 Freestyle | LCM | 1:15.79 | +3.90s to B·+16.80s to Sectionals | 2024-06-01 | 2024 PN VAST Summer Sprints and Distance Chalvenue |
| 50 Backstroke | LCM | 38.50 | +0.61s to B·+10.61s to Futures | 2025-07-13 | 2025 THSC Summer Classicvenue |
| 100 Backstroke | LCM | 2:12.16 | +52.67s to B·+66.97s to Sectionals | 2019-06-22 | 2019 IE SAS Summer Solstice Swim Meetvenue |
| 50 Breaststroke | LCM | 39.99 | B+1.10s to BB·+9.10s to Futures | 2025-07-12 | 2025 THSC Summer Classicvenue |
| 100 Breaststroke | LCM | 1:31.81 | +1.92s to B·+18.11s to Sectionals | 2025-07-13 | 2025 THSC Summer Classicvenue |
| 50 Butterfly | LCM | 59.26 | +23.37s to B·+32.97s to Futures | 2019-06-22 | 2019 IE SAS Summer Solstice Swim Meetvenue |
| 100 Butterfly | LCM | 1:12.22 | B+0.73s to BB·+9.13s to Sectionals | 2023-04-28 | 2023 PN SSCD Dick LaFave Classic |
| 200 Individual Medley | LCM | 3:16.02 | +19.53s to B·+51.33s to Sectionals | 2025-07-12 | 2025 THSC Summer Classicvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
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 · LCM
305 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 IM LCM | 3:16.02 | 305 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 15-16 · LCM
1293 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 2:12.16 | 91 |
| 100 BR LCM | 1:31.81 | 390 |
| 100 FL LCM | 1:12.22 | 507 |
| 200 IM LCM | 3:16.02 | 305 |
| 200 FR LCM | — | 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 Breaststroke LCM 1:31.81
Front half 40.55s · back half 51.26s
100 Butterfly LCM 1:12.22
200 Individual Medley LCM 3:16.02
Front half 89.01s · back half 107.01s
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.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.