swimWilliam Song
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.03 | A+0.34s to AA | 2024-12-14 | 2024 TYR Las Vegas Super Finals venue |
| 100 Freestyle | SCY | 50.08 | AA+0.29s to AAA | 2025-12-04 | 2025 Holiday Swim Festival |
| 200 Freestyle | SCY | 1:51.82 | AA+3.13s to AAA | 2024-12-13 | 2024 TYR Las Vegas Super Finals venue |
| 50 Backstroke | SCY | 28.27 | BB+0.28s to A | 2026-02-14 | 2026 Santa Clara Senior Champs venue |
| 100 Backstroke | SCY | 59.41 | A+2.32s to AA | 2024-12-13 | 2024 TYR Las Vegas Super Finals venue |
| 200 Backstroke | SCY | 2:05.07 | A+0.38s to AA | 2026-02-15 | 2026 Santa Clara Senior Champs venue |
| 100 Butterfly | SCY | 57.12 | A+0.73s to AA | 2024-12-14 | 2024 TYR Las Vegas Super Finals venue |
| 200 Individual Medley | SCY | 2:08.63 | A+1.94s to AA | 2024-12-15 | 2024 TYR Las Vegas Super Finals venue |
| 400 Individual Medley | SCY | 4:48.38 | BB+4.19s to A | 2023-12-09 | 2023 Kaua'i Winter Invitational slow pool |
| 50 Freestyle | LCM | 26.19 | AAA+1.20s to AAAA | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 100 Freestyle | LCM | 56.72 | AAA+2.23s to AAAA | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 200 Freestyle | LCM | 2:04.87 | AAA+4.88s to AAAA | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 100 Butterfly | LCM | 1:06.66 | A+2.17s to AA | 2025-07-18 | Renee and Jim Patterson Meet 2025 venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 15-16 · SCY
1961 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:05.07 | 693 |
| 200 IM SCY | 2:08.63 | 681 |
| 400 IM SCY | 4:48.38 | 587 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 15-16 · SCY
2746 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:51.82 | 758 |
| 100 BK SCY | 59.41 | 621 |
| 100 FL SCY | 57.12 | 686 |
| 200 IM SCY | 2:08.63 | 681 |
| 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 50.08
Front half 24.13s · back half 25.95s
200 Freestyle SCY 1:51.82
Front half 55.60s · back half 56.22s
100 Backstroke SCY 59.41
Front half 29.34s · back half 30.07s
200 Backstroke SCY 2:05.07
Front half 59.64s · back half 65.43s
100 Butterfly SCY 57.12
Front half 26.93s · back half 30.19s
200 Individual Medley SCY 2:08.63
Front half 61.32s · back half 67.31s
400 Individual Medley SCY 4:48.38
Front half 139.98s · back half 148.40s
100 Freestyle LCM 56.72 split/total mismatch
Front half 27.39s · back half 29.33s
200 Freestyle LCM 2:04.87 split/total mismatch
100 Butterfly LCM 1:06.66
Progression
Faster times are higher. One card per event, all courses & history.