swimLucas Xun
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.32 | AAA+0.93s to AAAA | 2025-12-13 | 2025 Riley Eaton Holiday Invitational venue |
| 100 Freestyle | SCY | 50.92 | AAA+2.13s to AAAA | 2025-12-14 | 2025 Riley Eaton Holiday Invitational venue |
| 200 Freestyle | SCY | 2:06.69 | BB+4.50s to A | 2024-01-14 | AMS MA Tri State Cup slow pool |
| 100 Backstroke | SCY | 1:06.77 | B+0.48s to BB | 2024-01-13 | AMS MA Tri State Cup slow pool |
| 50 Breaststroke | SCY | 28.93 | AAA+0.04s to AAAA | 2025-12-14 | 2025 Riley Eaton Holiday Invitational venue |
| 100 Breaststroke | SCY | 1:01.58 | AAA+1.09s to AAAA | 2025-12-12 | 2025 Riley Eaton Holiday Invitational venue |
| 200 Breaststroke | SCY | 2:15.72 | AAA+4.23s to AAAA | 2025-12-13 | 2025 Riley Eaton Holiday Invitational venue |
| 100 Individual Medley | SCY | 1:03.19 | 2024-01-14 | AMS MA Tri State Cup slow pool | |
| 200 Individual Medley | SCY | 2:05.23 | AA+1.14s to AAA | 2025-03-17 | MASI Junior SC Championships hosted by LAC |
| 400 Individual Medley | SCY | 4:28.13 | AA+2.74s to AAA | 2025-12-12 | 2025 Riley Eaton Holiday Invitational venue |
| 50 Freestyle | LCM | 26.90 | AA+0.01s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 100 Backstroke | LCM | 1:08.59 | AA+2.80s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 100 Breaststroke | LCM | 1:15.19 | AA+1.30s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 200 Breaststroke | LCM | 2:46.95 | AA+6.76s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 100 Butterfly | LCM | 1:04.47 | AA+1.38s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 200 Individual Medley | LCM | 2:26.38 | AA+2.59s to AAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 | 25.65 | flat | 200 Free Relay | 2024-01-14 | AMS MA Tri State Cup |
| 50 Breaststroke | SCY | 31.31 | flying | 200 Medley Relay (leg 2) | 2024-01-14 | AMS MA Tri State Cup |
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 13-14 · SCY
2592 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR SCY | 2:15.72 | 903 |
| 200 IM SCY | 2:05.23 | 847 |
| 400 IM SCY | 4:28.13 | 842 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 13-14 · LCM
3223 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:08.59 | 767 |
| 100 BR LCM | 1:15.19 | 816 |
| 100 FL LCM | 1:04.47 | 817 |
| 200 IM LCM | 2:26.38 | 823 |
| 200 FR 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 50.92
Front half 24.52s · back half 26.40s
200 Freestyle SCY 2:06.69
Front half 60.71s · back half 65.98s
100 Backstroke SCY 1:06.77
Front half 32.80s · back half 33.97s
100 Breaststroke SCY 1:01.58
Front half 29.35s · back half 32.23s
200 Breaststroke SCY 2:15.72
Front half 65.11s · back half 70.61s
100 Individual Medley SCY 1:03.19
Front half 29.76s · back half 33.43s
200 Individual Medley SCY 2:05.23 split/total mismatch
400 Individual Medley SCY 4:28.13
Front half 130.96s · back half 137.17s
Progression
Faster times are higher. One card per event, all courses & history.