swimWilliam Lan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 19.04 | 2024-06-08 | 2024 NE NSSC June Brandeis Specialty Meet slow pool | |
| 50 Freestyle | SCY | 37.84 | B+3.05s to BB | 2026-04-11 | SI 2026 RSD All Ages BC Meet venue |
| 100 Freestyle | SCY | 1:29.07 | +0.58s to B | 2026-03-21 | 2026 SI CAST All Ages NTS Meet South venue |
| 200 Freestyle | SCY | 3:02.98 | B+12.29s to BB | 2026-01-31 | 2026 SBA All Ages NTS Meet venue |
| 50 Backstroke | SCY | 48.00 | B+4.91s to BB | 2026-04-11 | SI 2026 RSD All Ages BC Meet venue |
| 100 Backstroke | SCY | 1:43.57 | +2.48s to B | 2025-10-11 | 2025 SI RSD All Ages B/C Meet venue |
| 25 Breaststroke | SCY | 24.58 | 2024-06-08 | 2024 NE NSSC June Brandeis Specialty Meet slow pool | |
| 50 Breaststroke | SCY | 42.04 | A+1.85s to AA | 2026-03-08 | 2026 SI 14U AGE GRP CHAMPIONSHIPS venue |
| 100 Breaststroke | SCY | 1:36.24 | BB+4.55s to A | 2026-03-07 | 2026 SI 14U AGE GRP CHAMPIONSHIPS venue |
| 25 Butterfly | SCY | 23.36 | 2024-03-09 | 2024 NE SOLO Gold Championship venue | |
| 50 Butterfly | SCY | 46.43 | B+5.14s to BB | 2026-01-31 | 2026 SBA All Ages NTS Meet venue |
| 100 Butterfly | SCY | 1:49.10 | B+9.81s to BB | 2026-03-21 | 2026 SI CAST All Ages NTS Meet South venue |
| 100 Individual Medley | SCY | 1:27.81 | BB+7.92s to A | 2026-03-07 | 2026 SI 14U AGE GRP CHAMPIONSHIPS venue |
| 200 Individual Medley | SCY | 3:24.48 | B+8.49s to BB | 2026-03-21 | 2026 SI CAST All Ages NTS Meet South venue |
| 50 Freestyle | LCM | 40.13 | B+0.34s to BB | 2026-06-06 | 2026 SI JBST SPLASH & DASH MAX slow pool |
| 200 Freestyle | LCM | 3:25.44 | B+10.05s to BB | 2026-06-06 | 2026 SI JBST SPLASH & DASH MAX slow pool |
| 50 Backstroke | LCM | 51.98 | B+2.69s to BB | 2026-06-06 | 2026 SI JBST SPLASH & DASH MAX slow pool |
| 50 Breaststroke | LCM | 58.64 | B+4.25s to BB | 2024-06-29 | 2024 NE MST ESC June Memorial slow pool |
| 100 Breaststroke | LCM | 2:03.31 | B+3.92s to BB | 2024-06-29 | 2024 NE MST ESC June Memorial slow pool |
| 100 Butterfly | LCM | 2:04.82 | B+11.93s to BB | 2026-06-06 | 2026 SI JBST SPLASH & DASH MAX slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 | 42.49 | flying | 200 Free Relay (leg 2) | 2024-12-23 | 2024 SI Winter Age Group Championships |
| 100 Freestyle | SCY | 1:30.84 | flat | 400 Free Relay | 2024-12-22 | 2024 SI Winter Age Group Championships |
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
1886 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:02.98 | 381 |
| 100 BK SCY | 1:43.57 | 295 |
| 100 BR SCY | 1:36.24 | 548 |
| 100 FL SCY | 1:49.10 | 261 |
| 200 IM SCY | 3:24.48 | 401 |
IMR 10 & under · SCY
2058 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:29.07 | 316 |
| 50 BK SCY | 48.00 | 301 |
| 50 BR SCY | 42.04 | 648 |
| 50 FL SCY | 46.43 | 291 |
| 100 IM SCY | 1:27.81 | 502 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 3:02.98
Front half 86.83s · back half 96.15s
100 Backstroke SCY 1:43.57
Front half 49.90s · back half 53.67s
100 Breaststroke SCY 1:36.24
Front half 45.71s · back half 50.53s
100 Individual Medley SCY 1:27.81
Front half 44.27s · back half 43.54s
200 Freestyle LCM 3:25.44
Front half 98.79s · back half 106.65s
Progression
Faster times are higher. One card per event, all courses & history.