swimKonstantin Zhou
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 37.23 | B+2.44s to BB·+14.84s to Sectionals | 2025-11-29 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 100 Freestyle | SCY | 1:25.31 | B+6.02s to BB·+36.82s to Sectionals | 2025-11-30 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 200 Freestyle | SCY | 3:09.99 | +0.40s to B·+83.70s to Sectionals | 2026-01-01 | Sanction #: 20270-AP-260270APT |
| 50 Backstroke | SCY | 45.76 | B+2.67s to BB·+22.07s to Futures | 2025-11-30 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 100 Backstroke | SCY | 1:42.52 | +1.43s to B·+48.03s to Sectionals | 2025-11-29 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 50 Breaststroke | SCY | 38.56 | AA+0.27s to AAA·+12.27s to Futures | 2025-01-01 | Sanction #: 251170-AP |
| 100 Breaststroke | SCY | 1:49.99 | B+6.40s to BB·+48.50s to Sectionals | 2025-11-29 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 50 Butterfly | SCY | 52.84 | +6.35s to B·+29.95s to Futures | 2025-10-19 | 2025 MR Flushing Y Junior Swim Championshipsvenue |
| 100 Butterfly | SCY | 1:47.76 | B+8.47s to BB·+54.57s to Sectionals | 2025-11-30 | 2025 MR LIE Thanksgiving Invitationalvenue |
| 100 Individual Medley | SCY | 1:31.59 | B+1.80s to BB | 2026-03-20 | 2026 MR YMCA NYS State Championships |
| 50 Freestyle | LCM | 1:39.49 | +55.60s to B·+74.00s to Sectionals | 2026-05-29 | 2026 MR LIE May Spectacular Invitational |
| 100 Freestyle | LCM | 1:39.49 | B+8.80s to BB·+44.00s to Sectionals | 2026-05-31 | 2026 MR LIE May Spectacular Invitationalvenue |
| 100 Backstroke | LCM | 1:50.56 | B+6.07s to BB·+48.57s to Sectionals | 2026-05-31 | 2026 MR LIE May Spectacular Invitationalvenue |
| 50 Breaststroke | LCM | 54.77 | B+0.38s to BB·+23.88s to Futures | 2026-05-31 | 2026 MR LIE May Spectacular Invitationalvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 Backstroke | SCY | 51.92 | flat | 200 Medley Relay | 2025-10-19 | 2025 MR Flushing Y Junior Swim Championships |
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 · SCY
1282 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:09.99 | 340 |
| 100 BK SCY | 1:42.52 | 304 |
| 100 BR SCY | 1:49.99 | 367 |
| 100 FL SCY | 1:47.76 | 271 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
2187 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:25.31 | 360 |
| 50 BK SCY | 45.76 | 348 |
| 50 BR SCY | 38.56 | 840 |
| 50 FL SCY | 52.84 | 197 |
| 100 IM SCY | 1:31.59 | 442 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:25.31
Front half 38.51s · back half 46.80s
100 Backstroke SCY 1:42.52
Front half 48.44s · back half 54.08s
100 Breaststroke SCY 1:49.99
Front half 52.33s · back half 57.66s
100 Butterfly SCY 1:47.76
Front half 49.43s · back half 58.33s
100 Individual Medley SCY 1:31.59
Front half 42.33s · back half 49.26s
100 Freestyle LCM 1:39.49
Front half 47.99s · back half 51.50s
100 Backstroke LCM 1:50.56
Front half 54.41s · back half 56.15s
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.