swimAlva Zhao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.41 | AAAA | 2025-01-01 | 1661853 |
| 100 Freestyle | SCY | 51.70 | AAAA | 2025-01-01 | 1661853 |
| 200 Freestyle | SCY | 1:54.48 | AAA+2.39s to AAAA | 2025-01-01 | 1661853 |
| 100 Backstroke | SCY | 55.73 | AAAA | 2026-03-27 | 2026 Four Corner Speedo Sectionals - Carmel - fast pool |
| 200 Backstroke | SCY | 2:01.74 | AAAA | 2025-01-01 | 1661853 |
| 100 Butterfly | SCY | 55.52 | AAAA | 2026-03-28 | 2026 Four Corner Speedo Sectionals - Carmel - fast pool |
| 200 Butterfly | SCY | 2:01.74 | AAAA | 2026-03-26 | 2026 Four Corner Speedo Sectionals - Carmel - fast pool |
| 200 Individual Medley | SCY | 2:08.59 | AAA+3.10s to AAAA | 2025-03-30 | 2025 Four Corners Speedo Sectionals - Austin venue |
| 50 Freestyle | LCM | 27.65 | AAA+0.36s to AAAA | 2025-07-17 | 2025 Speedo Sectionals - Mt Hood WZ |
| 100 Freestyle | LCM | 59.68 | AAA+0.79s to AAAA | 2025-07-17 | 2025 Speedo Sectionals - Mt Hood WZ |
| 100 Backstroke | LCM | 1:07.57 | AAA+1.98s to AAAA | 2024-03-15 | 2024 Northwest Spring Speedo Sectionals venue |
| 200 Backstroke | LCM | 2:25.79 | AAA+4.90s to AAAA | 2024-03-21 | 1310776 |
| 100 Butterfly | LCM | 1:04.35 | AAA+1.06s to AAAA | 2024-03-16 | 2024 Northwest Spring Speedo Sectionals venue |
| 200 Butterfly | LCM | 2:23.35 | AAA+2.26s to AAAA | 2025-07-17 | 2025 Speedo Sectionals - Mt Hood WZ |
| 200 Individual Medley | LCM | 2:26.75 | AAA+2.96s to AAAA | 2024-07-14 | 2024 Speedo Sectionals - Mt Hood venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | LCM | 1:01.51 | flying | 400 Free Relay (leg 2) | 2024-07-26 | 2024 Futures Championships - Austin |
| 100 Butterfly | LCM | 1:02.81 | flying | 400 Medley Relay (leg 3) | 2024-07-14 | 2024 Speedo Sectionals - Mt Hood |
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 · SCY
2973 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:01.74 | 998 |
| 200 FL SCY | 2:01.74 | 1066 |
| 200 IM SCY | 2:08.59 | 909 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
3873 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:54.48 | 931 |
| 100 BK SCY | 55.73 | 1019 |
| 100 FL SCY | 55.52 | 1014 |
| 200 IM SCY | 2:08.59 | 909 |
| 100 BR SCY | — | 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 51.70
Front half 24.99s · back half 26.71s
200 Freestyle SCY 1:54.48
Front half 55.73s · back half 58.75s
100 Backstroke SCY 55.73
Front half 27.23s · back half 28.50s
200 Backstroke SCY 2:01.74
Front half 59.95s · back half 61.79s
100 Butterfly SCY 55.52
Front half 26.19s · back half 29.33s
200 Butterfly SCY 2:01.74
Front half 58.52s · back half 63.22s
200 Individual Medley SCY 2:08.59
Front half 59.87s · back half 68.72s
200 Individual Medley LCM 2:26.75
Front half 68.51s · back half 78.24s
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.
Progression
Faster times are higher. One card per event, all courses & history.