swimSerena Chao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.16 | BB+1.57s to A | 2026-02-08 | 2026 MR QNS We Fly High Invitational venue |
| 100 Freestyle | SCY | 1:08.93 | B+1.64s to BB | 2026-02-08 | 2026 MR QNS We Fly High Invitational venue |
| 200 Freestyle | SCY | 2:32.03 | B+5.54s to BB | 2025-12-14 | 2025 MR TRI Winter SCY Invitational venue |
| 100 Backstroke | SCY | 1:21.18 | +1.89s to B | 2025-12-13 | 2025 MR TRI Winter SCY Invitational venue |
| 100 Breaststroke | SCY | 1:29.65 | B+5.16s to BB | 2026-02-08 | 2026 MR QNS We Fly High Invitational venue |
| 100 Individual Medley | SCY | 1:31.59 | 2023-11-04 | 2023 MR TRI Fall SCY Invitational | |
| 200 Individual Medley | SCY | 2:53.02 | B+8.93s to BB | 2026-01-01 | 1667914 |
| 50 Freestyle | LCM | 33.41 | BB+0.82s to A | 2026-05-03 | 2026 MR COND May Meters Matter Invitational fast pool |
| 100 Freestyle | LCM | 1:15.02 | BB+4.03s to A | 2026-05-30 | 2026 MR SSC A-May-Zing Races Invitational venue |
| 50 Backstroke | LCM | 40.17 | BB+2.68s to A | 2026-05-31 | 2026 MR SSC A-May-Zing Races Invitational venue |
| 50 Breaststroke | LCM | 46.03 | B+0.44s to BB | 2026-05-02 | 2026 MR COND May Meters Matter Invitational fast pool |
| 100 Breaststroke | LCM | 1:41.82 | B+4.53s to BB | 2026-05-03 | 2026 MR COND May Meters Matter Invitational fast pool |
| 50 Butterfly | LCM | 39.17 | B+0.88s to BB | 2026-05-03 | 2026 MR COND May Meters Matter Invitational fast pool |
| 100 Butterfly | LCM | 1:36.26 | +6.37s to B | 2026-05-02 | 2026 MR COND May Meters Matter Invitational fast pool |
| 200 Individual Medley | LCM | 3:12.60 | B+4.71s to BB | 2026-05-31 | 2026 MR SSC A-May-Zing Races Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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.
IMX / IMR
IMX 13-14 · LCM
452 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 IM LCM | 3:12.60 | 452 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · SCY
1613 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:32.03 | 436 |
| 100 BK SCY | 1:21.18 | 358 |
| 100 BR SCY | 1:29.65 | 407 |
| 200 IM SCY | 2:53.02 | 412 |
| 100 FL 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 1:08.93
Front half 32.09s · back half 36.84s
200 Freestyle SCY 2:32.03
Front half 73.30s · back half 78.73s
100 Breaststroke SCY 1:29.65
Front half 42.62s · back half 47.03s
100 Individual Medley SCY 1:31.59
Front half 42.46s · back half 49.13s
100 Breaststroke LCM 1:41.82
Front half 47.56s · back half 54.26s
100 Butterfly LCM 1:36.26
Front half 42.49s · back half 53.77s
200 Individual Medley LCM 3:12.60
Front half 91.62s · back half 100.98s
Progression
Faster times are higher. One card per event, all courses & history.