Isaac Dai
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.64 | +6.45s to Sectionals | 2026-02-15 | 2026 MVN Lunar AAPI Festivalvenue |
| 100 Freestyle | SCY | 1:03.68 | +12.69s to Sectionals | 2025-12-14 | 2025 CA SCS/RAA WAGvenue |
| 200 Freestyle | SCY | 2:20.51 | +28.72s to Sectionals | 2026-03-13 | 2026 SCS Spring Age Group Champs @ RMDA - copvenue |
| 500 Freestyle | SCY | 6:13.19 | +70.50s to Sectionals | 2025-11-21 | 2025 CA MVN Turkey Classicvenue |
| 50 Backstroke | SCY | 33.97 | +10.28s to Futures | 2025-11-09 | 2025 CA OC November ABC Meetvenue |
| 100 Backstroke | SCY | 1:10.97 | +15.48s to Sectionals | 2026-03-15 | 2026 SCS Spring Age Group Champs @ RMDA - copvenue |
| 100 Breaststroke | SCY | 1:29.16 | +25.97s to Sectionals | 2025-11-09 | 2025 CA OC November ABC Meetvenue |
| 50 Butterfly | SCY | 32.39 | +9.50s to Futures | 2025-12-12 | 2025 CA SCS/RAA WAGvenue |
| 100 Butterfly | SCY | 1:11.22 | +16.03s to Sectionals | 2026-03-14 | 2026 SCS Spring Age Group Champs @ RMDA - copvenue |
| 100 Individual Medley | SCY | 1:14.21 | 2026-03-14 | 2026 SCS Spring Age Group Champs @ RMDA - copvenue | |
| 200 Individual Medley | SCY | 2:40.73 | +36.74s to Sectionals | 2026-02-14 | 2026 MVN Lunar AAPI Festivalvenue |
| 50 Freestyle | LCM | 32.47 | +5.48s to Sectionals | 2026-05-02 | 2026 CA MVN May BB Min LCMvenue |
| 100 Freestyle | LCM | 1:10.77 | +11.78s to Sectionals | 2026-04-11 | 2026 MVN April Intrasquadvenue |
| 200 Freestyle | LCM | 2:31.49 | +22.80s to Sectionals | 2026-06-11 | 2026 SCS June AG Invitevenue |
| 400 Freestyle | LCM | 5:21.09 | +46.70s to Sectionals | 2026-05-03 | 2026 CA MVN May BB Min LCMvenue |
| 50 Backstroke | LCM | 36.53 | +8.64s to Futures | 2026-07-18 | 2026 SCS ELITE Age Group LCM Championshipvenue |
| 100 Backstroke | LCM | 1:18.39 | +13.20s to Sectionals | 2026-06-14 | 2026 SCS June AG Invitevenue |
| 50 Breaststroke | LCM | 45.54 | +14.65s to Futures | 2026-05-30 | MVN May LCM Intrasquadvenue |
| 100 Breaststroke | LCM | 1:38.31 | +24.61s to Sectionals | 2026-07-12 | 2026 CA TST July 2026 BB MIN LCvenue |
| 50 Butterfly | LCM | 35.30 | +9.01s to Futures | 2026-04-11 | 2026 MVN April Intrasquadvenue |
| 100 Butterfly | LCM | 1:19.14 | +16.05s to Sectionals | 2026-07-17 | 2026 SCS ELITE Age Group LCM Championshipvenue |
| 200 Individual Medley | LCM | 2:54.23 | +29.54s to Sectionals | 2026-07-25 | 2026 CA SCS Summer A/G Champsvenue |
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 Freestyle | SCY | 26.17 | flying | 200 Free Relay (leg 2) | 2026-02-15 | 2026 MVN Lunar AAPI Festival |
| 50 Backstroke | SCY | 31.68 | flat | 200 Medley Relay | 2025-03-15 | 2025 SCS Spring Age Group Champs @ Armada |
| 50 Butterfly | SCY | 32.80 | flying | 200 Medley Relay (leg 3) | 2026-01-24 | 2026 SCS Swim Festival |
| 50 Freestyle | LCM | 34.43 | flat | 200 Free Relay | 2025-07-19 | 2025 SCS 14-Under Elite A/G Champs at MVN |
| 50 Freestyle | LCM | 32.84 | flying | 200 Free Relay (leg 4) | 2026-07-18 | 2026 SCS ELITE Age Group LCM Championship |
| 50 Backstroke | LCM | 37.22 | flat | 200 Medley Relay | 2026-07-18 | 2026 SCS ELITE Age Group LCM Championship |
| 50 Butterfly | LCM | 37.09 | flying | 200 Medley Relay (leg 3) | 2025-07-19 | 2025 SCS 14-Under Elite A/G Champs at MVN |
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 10 & under · LCM
4858 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:31.49 | 1003 |
| 100 BK LCM | 1:18.39 | 1062 |
| 100 BR LCM | 1:38.31 | 811 |
| 100 FL LCM | 1:19.14 | 1017 |
| 200 IM LCM | 2:54.23 | 965 |
IMR 10 & under · LCM
4667 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 1:10.77 | 959 |
| 50 BK LCM | 36.53 | 1038 |
| 50 BR LCM | 45.54 | 756 |
| 50 FL LCM | 35.30 | 949 |
| 200 IM LCM | 2:54.23 | 965 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:03.68
Front half 31.23s · back half 32.45s
200 Freestyle SCY 2:20.51
Front half 68.65s · back half 71.86s
500 Freestyle SCY 6:13.19
Front half 185.32s · back half 187.87s
100 Backstroke SCY 1:10.97
Front half 35.16s · back half 35.81s
100 Breaststroke SCY 1:29.16
Front half 42.90s · back half 46.26s
100 Butterfly SCY 1:11.22
Front half 32.96s · back half 38.26s
100 Individual Medley SCY 1:14.21
Front half 34.27s · back half 39.94s
200 Individual Medley SCY 2:40.73
Front half 75.74s · back half 84.99s
100 Freestyle LCM 1:10.77
Front half 34.54s · back half 36.23s
200 Freestyle LCM 2:31.49
Front half 74.50s · back half 76.99s
400 Freestyle LCM 5:21.09
Front half 159.67s · back half 161.42s
100 Backstroke LCM 1:18.39
Front half 38.55s · back half 39.84s
100 Breaststroke LCM 1:38.31
Front half 46.58s · back half 51.73s
100 Butterfly LCM 1:19.14
Front half 36.56s · back half 42.58s
200 Individual Medley LCM 2:54.23
Front half 82.00s · back half 92.23s
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.