Derek Zhao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.49 | A+0.80s to AA | 2024-02-25 | 2024 FL Spring Area 2 Championships venue |
| 100 Freestyle | SCY | 53.22 | A+1.23s to AA | 2024-01-28 | 2024 MAC Crutchfield Invitational venue |
| 50 Backstroke | SCY | 28.40 | BB+0.41s to A | 2024-02-25 | 2024 FL Spring Area 2 Championships venue |
| 100 Backstroke | SCY | 1:01.17 | BB+1.58s to A | 2024-01-27 | 2024 MAC Crutchfield Invitational venue |
| 100 Breaststroke | SCY | 1:10.58 | BB+3.19s to A | 2024-01-28 | 2024 MAC Crutchfield Invitational venue |
| 50 Butterfly | SCY | 26.92 | A+0.33s to AA | 2024-02-24 | 2024 FL Spring Area 2 Championships venue |
| 400 Individual Medley | SCY | 4:58.83 | BB+14.64s to A | 2024-01-26 | 2024 MAC Crutchfield Invitational venue |
| 50 Freestyle | LCM | 27.35 | AA+1.16s to AAA | 2024-06-15 | 2024 RAFC Summer Solstice venue |
| 100 Freestyle | LCM | 1:00.18 | A+0.49s to AA | 2024-06-16 | 2024 RAFC Summer Solstice venue |
| 50 Backstroke | LCM | 31.91 | A+0.12s to AA | 2024-06-16 | 2024 RAFC Summer Solstice venue |
| 100 Backstroke | LCM | 1:12.35 | BB+2.76s to A | 2024-06-14 | 2024 RAFC Summer Solstice venue |
| 100 Breaststroke | LCM | 1:20.58 | BB+2.19s to A | 2024-06-15 | 2024 RAFC Summer Solstice venue |
| 50 Butterfly | LCM | 30.07 | A+0.08s to AA | 2024-06-15 | 2024 RAFC Summer Solstice venue |
| 100 Butterfly | LCM | 1:08.93 | BB+1.64s to A | 2024-06-14 | 2024 RAFC Summer Solstice venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
IMX / IMR
IMX 15-16 · SCY
528 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 IM SCY | 4:58.83 | 528 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 15-16 · LCM
1715 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:12.35 | 555 |
| 100 BR LCM | 1:20.58 | 577 |
| 100 FL LCM | 1:08.93 | 583 |
| 200 FR LCM | — | 0 |
| 200 IM 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 53.22
Front half 25.61s · back half 27.61s
100 Backstroke SCY 1:01.17
Front half 29.08s · back half 32.09s
100 Breaststroke SCY 1:10.58
Front half 33.77s · back half 36.81s
400 Individual Medley SCY 4:58.83
Front half 142.32s · back half 156.51s
100 Freestyle LCM 1:00.18
Front half 28.44s · back half 31.74s
100 Backstroke LCM 1:12.35
Front half 34.84s · back half 37.51s
100 Breaststroke LCM 1:20.58
Front half 37.65s · back half 42.93s
100 Butterfly LCM 1:08.93
Front half 31.13s · back half 37.80s
Progression
Faster times are higher. One card per event, all courses & history.