Derek Zhang
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.56 | Sectionals ✓+1.17s to Futures | 2021-12-09 | 2021 West Speedo Winter Juniorsvenue |
| 50 Backstroke | SCY | 21.98 | Futures ✓+0.49s to US Open | 2026-11-08 | 2026 Tom Hamilton Memorial Invitevenue |
| 100 Backstroke | SCY | 47.11 | Futures ✓+0.12s to US Open | 2026-11-07 | 2026 Tom Hamilton Memorial Invitevenue |
| 100 Butterfly | SCY | 48.62 | Sectionals ✓+0.43s to Futures | 2021-12-10 | 2021 West Speedo Winter Juniorsvenue |
| 50 Freestyle | LCM | 27.51 | +1.92s to Sectionals | 2018-06-23 | 2018 CO FLFN Long Course Openvenue |
| 100 Freestyle | LCM | 59.40 | +4.11s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
| 200 Freestyle | LCM | 2:17.26 | +16.37s to Sectionals | 2018-06-23 | 2018 CO FLFN Long Course Openvenue |
| 400 Freestyle | LCM | 4:50.00 | +30.91s to Sectionals | 2018-06-22 | 2018 CO FLFN Long Course Openvenue |
| 50 Backstroke | LCM | 38.73 | +8.54s to Sectionals | 2014-06-13 | 2014 SE TNAQ June Invitational |
| 100 Backstroke | LCM | 1:05.16 | +0.67s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
| 200 Backstroke | LCM | 2:21.23 | +0.54s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
| 100 Breaststroke | LCM | 1:33.39 | +21.00s to Sectionals | 2017-04-08 | Spirit of Mobile Meet |
| 50 Butterfly | LCM | 37.61 | +9.82s to Sectionals | 2014-06-13 | 2014 SE TNAQ June Invitational |
| 100 Butterfly | LCM | 1:03.95 | +3.46s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
| 200 Butterfly | LCM | 2:22.94 | +5.55s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
| 200 Individual Medley | LCM | 2:26.43 | +8.74s to Sectionals | 2018-07-31 | 2018 Southern Zones Age Group Championships |
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.
PR splits
100 Backstroke SCY 47.11
Front half 22.73s · back half 24.38s
100 Butterfly SCY 48.62
Front half 22.74s · back half 25.88s
200 Freestyle LCM 2:17.26
Front half 66.64s · back half 70.62s
400 Freestyle LCM 4:50.00
Front half 141.82s · back half 148.18s
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.