swimSing Xu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 38.43 | +5.14s to B | 2025-01-01 | Sanction #: 251271-AP |
| 50 Backstroke | SCY | 33.73 | BB+1.84s to A | 2025-01-01 | Sanction #: 251271-AP |
| 50 Freestyle | LCM | 1:02.20 | +24.11s to B | 2026-05-09 | 2026 MR KBM Steve Bonano Meter Sprint Meet |
| 50 Backstroke | LCM | 1:18.73 | +34.94s to B | 2026-05-09 | 2026 MR KBM Steve Bonano Meter Sprint Meet |
| 50 Breaststroke | LCM | 1:18.73 | +29.64s to B | 2026-05-09 | 2026 MR KBM Steve Bonano Meter Sprint Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | LCM | 1:14.00 | flying | 400 Free Relay (leg 2) | 2026-05-09 | 2026 MR KBM Steve Bonano Meter Sprint Meet |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
Progression
Faster times are higher. One card per event, all courses & history.