swimMason Nguyen
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.32 | BB+0.13s to A | 2026-03-13 | 2026 SCS Spring Age Group Champs @ RMDA - cop venue |
| 200 Freestyle | SCY | 2:32.27 | BB+0.58s to A | 2026-01-30 | 2026 AZOT H/F BB MIN Leaderboard Invitational venue |
| 50 Backstroke | SCY | 33.46 | AAA+1.07s to AAAA | 2026-01-31 | 2026 AZOT H/F BB MIN Leaderboard Invitational venue |
| 100 Backstroke | SCY | 1:11.52 | AAA+2.23s to AAAA | 2026-03-15 | 2026 SCS Spring Age Group Champs @ RMDA - cop venue |
| 50 Breaststroke | SCY | 41.08 | A+0.89s to AA | 2026-02-01 | 2026 AZOT H/F BB MIN Leaderboard Invitational venue |
| 100 Breaststroke | SCY | 1:29.09 | A+1.40s to AA | 2026-01-31 | 2026 AZOT H/F BB MIN Leaderboard Invitational venue |
| 50 Butterfly | SCY | 34.32 | A+0.03s to AA | 2026-03-15 | 2026 SCS Spring Age Group Champs @ RMDA - cop venue |
| 100 Butterfly | SCY | 1:25.52 | BB+0.93s to A | 2025-02-16 | 2025 Desert Committee Championship venue |
| 100 Individual Medley | SCY | 1:23.31 | BB+3.42s to A | 2025-12-13 | 2025 CA SCS/SCAT WAG venue |
| 200 Individual Medley | SCY | 2:50.81 | A+4.92s to AA | 2025-11-22 | 2025 CA MVN Turkey Classic venue |
| 50 Freestyle | LCM | 35.85 | BB+0.16s to A | 2026-06-14 | ARMADA-2026 SCS June AG Invite venue |
| 50 Backstroke | LCM | 38.69 | AAA+1.70s to AAAA | 2026-06-13 | ARMADA-2026 SCS June AG Invite venue |
| 100 Backstroke | LCM | 1:21.77 | AAA+1.78s to AAAA | 2026-06-14 | ARMADA-2026 SCS June AG Invite venue |
| 50 Breaststroke | LCM | 50.09 | BB+2.20s to A | 2026-06-14 | ARMADA-2026 SCS June AG Invite venue |
| 100 Breaststroke | LCM | 1:43.96 | A+2.87s to AA | 2026-06-13 | ARMADA-2026 SCS June AG Invite venue |
| 50 Butterfly | LCM | 38.61 | A+0.02s to AA | 2026-06-12 | ARMADA-2026 SCS June AG Invite venue |
| 100 Butterfly | LCM | 1:43.76 | BB+7.47s to A | 2025-07-25 | 2025 CA SCS/RAA Summer A/G Champs venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | SCY | 30.34 | flat | 200 Medley Relay | 2026-03-14 | 2026 SCS Spring Age Group Champs @ RMDA - cop |
| 50 Freestyle | LCM | 35.65 | flying | 200 Free Relay (leg 3) | 2025-06-14 | 2025 SCS June AG Invite @ La Mirada Armada |
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
3481 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:32.27 | 661 |
| 100 BK SCY | 1:11.52 | 897 |
| 100 BR SCY | 1:29.09 | 691 |
| 100 FL SCY | 1:25.52 | 543 |
| 200 IM SCY | 2:50.81 | 689 |
IMR 10 & under · SCY
2894 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 33.46 | 890 |
| 50 BR SCY | 41.08 | 695 |
| 50 FL SCY | 34.32 | 722 |
| 100 IM SCY | 1:23.31 | 587 |
| 100 FR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 2:32.27
Front half 72.23s · back half 80.04s
100 Backstroke SCY 1:11.52
Front half 34.36s · back half 37.16s
100 Breaststroke SCY 1:29.09
Front half 43.33s · back half 45.76s
100 Individual Medley SCY 1:23.31
Front half 39.16s · back half 44.15s
200 Individual Medley SCY 2:50.81
Front half 81.09s · back half 89.72s
100 Backstroke LCM 1:21.77
Front half 39.70s · back half 42.07s
100 Butterfly LCM 1:43.76
Front half 45.79s · back half 57.97s
Progression
Faster times are higher. One card per event, all courses & history.