swimSophia Xu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.25 | 2024-11-08 | 2024 Legends of Coaching Series-Kevin Perry venue | |
| 100 Freestyle | SCY | 51.34 | 2024-11-10 | 2024 Legends of Coaching Series-Kevin Perry venue | |
| 200 Freestyle | SCY | 1:51.64 | 2025-03-01 | 2025 RBAC March Madness Spring Championship venue | |
| 500 Freestyle | SCY | 5:46.23 | 2024-09-29 | 2024 CA LKWD September Closed Invite slow pool | |
| 50 Backstroke | SCY | 50.93 | 2026-01-01 | St. Peters Rec-Plex Swim Team | |
| 100 Backstroke | SCY | 58.92 | 2024-10-20 | 2024 CA Lakewood Halloween Invite slow pool | |
| 200 Backstroke | SCY | 2:15.03 | 2024-09-28 | 2024 CA LKWD September Closed Invite slow pool | |
| 25 Breaststroke | SCY | 26.14 | 2026-01-01 | St. Peters Rec-Plex Swim Team | |
| 50 Breaststroke | SCY | 56.30 | 2026-01-01 | St. Peters Rec-Plex Swim Team | |
| 25 Butterfly | SCY | 17.81 | 2014-01-01 | syoa results 2014 | |
| 50 Butterfly | SCY | 48.91 | 2026-01-01 | St. Peters Rec-Plex Swim Team | |
| 100 Butterfly | SCY | 54.86 | 2025-07-15 | Rose Post LAI Intrasquad venue | |
| 200 Butterfly | SCY | 2:05.46 | 2025-05-13 | 2025 Rose Post CIF Closed Invitational venue | |
| 200 Individual Medley | SCY | 2:07.63 | 2025-05-14 | 2025 Rose Post CIF Closed Invitational venue | |
| 50 Freestyle | LCM | 26.52 | 2025-07-12 | 2025 LAI Entries venue | |
| 100 Freestyle | LCM | 57.28 | 2025-07-23 | USA Swimming Futures Sacramento 2025 | |
| 200 Freestyle | LCM | 2:09.27 | 2025-07-23 | USA Swimming Futures Sacramento 2025 | |
| 50 Backstroke | LCM | 56.15 | 2026-01-01 | meet me in st louis results | |
| 100 Backstroke | LCM | 1:15.07 | 2025-06-15 | 2025 CA SCS RAA June Age Group Championships venue | |
| 50 Butterfly | LCM | 28.58 | 2025-07-23 | USA Swimming Futures Sacramento 2025 | |
| 100 Butterfly | LCM | 1:04.25 | 2025-06-12 | 2025 CA SCS RAA June Age Group Championships venue | |
| 200 Butterfly | LCM | 2:42.56 | 2025-06-13 | 2025 CA SCS RAA June Age Group Championships venue | |
| 200 Individual Medley | LCM | 2:32.74 | 2025-06-13 | 2025 CA SCS RAA June Age Group Championships venue |
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.12 | flat | 200 Free Relay | 2024-05-03 | 2024 CIF-SS Division 2 |
| 100 Freestyle | SCY | 52.77 | flat | 400 Free Relay | 2024-05-03 | 2024 CIF-SS Division 2 |
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
4400 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:51.64 | 1100 |
| 100 BK SCY | 58.92 | 1100 |
| 100 FL SCY | 54.86 | 1100 |
| 200 IM SCY | 2:07.63 | 1100 |
| 100 BR SCY | — | 0 |
IMR 10 & under · LCM
3597 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 57.28 | 1100 |
| 50 BK LCM | 56.15 | 297 |
| 50 FL LCM | 28.58 | 1100 |
| 200 IM LCM | 2:32.74 | 1100 |
| 50 BR 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 51.34
Front half 24.74s · back half 26.60s
200 Freestyle SCY 1:51.64
Front half 54.08s · back half 57.56s
500 Freestyle SCY 5:46.23
Front half 166.65s · back half 179.58s
100 Backstroke SCY 58.92
Front half 28.29s · back half 30.63s
200 Backstroke SCY 2:15.03
Front half 67.07s · back half 67.96s
100 Butterfly SCY 54.86
Front half 25.54s · back half 29.32s
200 Butterfly SCY 2:05.46
Front half 57.56s · back half 67.90s
200 Individual Medley SCY 2:07.63
Front half 58.85s · back half 68.78s
100 Freestyle LCM 57.28 split/total mismatch
200 Freestyle LCM 2:09.27 split/total mismatch
100 Backstroke LCM 1:15.07
Front half 36.68s · back half 38.39s
100 Butterfly LCM 1:04.25
Front half 29.48s · back half 34.77s
200 Butterfly LCM 2:42.56
Front half 69.60s · back half 92.96s
200 Individual Medley LCM 2:32.74
Front half 72.15s · back half 80.59s
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.