swimYuheng Ma
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.18 | BB+0.49s to A | 2025-11-16 | 2025 CT CPAC November AGQ venue |
| 100 Freestyle | SCY | 56.37 | BB+2.08s to A | 2026-03-28 | 2026 MR Bronze Championship South - LIE venue |
| 200 Freestyle | SCY | 2:04.52 | BB+5.93s to A | 2025-12-13 | 2025 MR HAUP Eagle Invitational venue |
| 500 Freestyle | SCY | 5:37.99 | BB+15.40s to A | 2025-01-01 | 2025 MR NFS |
| 50 Backstroke | SCY | 31.56 | B+1.27s to BB | 2025-10-04 | 2025 MR LIAC Fast Fall Invitational slow pool |
| 100 Backstroke | SCY | 1:05.67 | B+1.18s to BB | 2025-11-16 | 2025 CT CPAC November AGQ venue |
| 200 Backstroke | SCY | 2:22.38 | B+1.39s to BB | 2026-01-17 | 2026 MR NFS 43rd Annual Dr. MLK Jr. Invite venue |
| 50 Breaststroke | SCY | 37.82 | +0.33s to B | 2025-01-01 | liac 04october2025 |
| 100 Breaststroke | SCY | 1:20.58 | +1.99s to B | 2025-10-25 | 2025 MR LIAC Chappy's Invitational venue |
| 50 Butterfly | SCY | 28.54 | BB+0.75s to A | 2025-01-01 | liac 04october2025 |
| 100 Butterfly | SCY | 1:03.24 | BB+4.35s to A | 2025-11-22 | 2025 MR LIAC Thanksgiving Invite venue |
| 200 Individual Medley | SCY | 2:23.68 | B+0.49s to BB | 2025-10-26 | 2025 MR LIAC Chappy's Invitational venue |
| 50 Freestyle | LCM | 30.31 | BB+1.72s to A | 2024-01-01 | cond 07june2024 venue |
| 100 Freestyle | LCM | 1:05.55 | BB+3.26s to A | 2024-08-02 | 2024 ISCA Summer Senior Blast venue |
| 200 Freestyle | LCM | 2:23.97 | BB+6.78s to A | 2024-07-06 | 2024 MR LIAC Summer Splash Invitational venue |
| 400 Freestyle | LCM | 5:16.44 | B+0.05s to BB | 2024-05-12 | 2024 MR LIAC Spring Kickoff Invitational venue |
| 50 Backstroke | LCM | 37.52 | B+1.63s to BB | 2024-07-31 | 2024 ISCA Summer Senior Blast venue |
| 100 Backstroke | LCM | 1:16.75 | B+1.36s to BB | 2025-04-25 | 2025 MR LIAC Speedo Long Island Challenge |
| 200 Backstroke | LCM | 2:46.37 | B+2.68s to BB | 2024-08-02 | 2024 ISCA Summer Senior Blast venue |
| 50 Breaststroke | LCM | 45.14 | +2.55s to B | 2024-08-01 | 2024 ISCA Summer Senior Blast venue |
| 100 Breaststroke | LCM | 1:37.95 | +6.56s to B | 2026-05-23 | 2026 MR AGUA Memorial Day Invitational fast pool |
| 50 Butterfly | LCM | 35.03 | B+1.14s to BB | 2026-05-23 | 2026 MR AGUA Memorial Day Invitational fast pool |
| 100 Butterfly | LCM | 1:17.84 | B+4.95s to BB | 2024-06-22 | 2024 MR LIAC Summer Fun Invitational venue |
| 200 Individual Medley | LCM | 2:46.29 | B+0.30s to BB | 2025-07-05 | 2025 MR LIAC Summer Splash Invitational |
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
1503 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:37.99 | 546 |
| 200 BK SCY | 2:22.38 | 469 |
| 200 IM SCY | 2:23.68 | 488 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
2367 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:04.52 | 549 |
| 100 BK SCY | 1:05.67 | 459 |
| 100 BR SCY | 1:20.58 | 366 |
| 100 FL SCY | 1:03.24 | 505 |
| 200 IM SCY | 2:23.68 | 488 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 56.37
Front half 26.58s · back half 29.79s
200 Freestyle SCY 2:04.52
Front half 58.08s · back half 66.44s
500 Freestyle SCY 5:37.99 split/total mismatch
100 Backstroke SCY 1:05.67
Front half 31.68s · back half 33.99s
200 Backstroke SCY 2:22.38
Front half 69.06s · back half 73.32s
100 Breaststroke SCY 1:20.58
Front half 37.22s · back half 43.36s
100 Butterfly SCY 1:03.24
Front half 28.95s · back half 34.29s
200 Individual Medley SCY 2:23.68
Front half 65.94s · back half 77.74s
100 Freestyle LCM 1:05.55
Front half 31.42s · back half 34.13s
200 Freestyle LCM 2:23.97
Front half 69.21s · back half 74.76s
400 Freestyle LCM 5:16.44
Front half 153.58s · back half 162.86s
100 Backstroke LCM 1:16.75
Front half 38.09s · back half 38.66s
200 Backstroke LCM 2:46.37
Front half 81.13s · back half 85.24s
100 Breaststroke LCM 1:37.95
Front half 44.93s · back half 53.02s
100 Butterfly LCM 1:17.84
Front half 36.79s · back half 41.05s
200 Individual Medley LCM 2:46.29
Front half 76.96s · back half 89.33s
Progression
Faster times are higher. One card per event, all courses & history.