swimEason Feng
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.58 | AAA+0.89s to AAAA | 2026-04-30 | DAL Championships 2026 venue |
| 100 Freestyle | SCY | 46.98 | AAA+1.49s to AAAA | 2026-04-30 | DAL Championships 2026 venue |
| 200 Freestyle | SCY | 1:43.46 | AAA+2.87s to AAAA | 2026-02-20 | 2026 Juanita Allington Memorial venue |
| 500 Freestyle | SCY | 4:54.39 | AA+7.70s to AAA | 2025-12-06 | 2025 Tualatin Hills Holiday Classic venue |
| 50 Backstroke | SCY | 25.36 | AA+1.07s to AAA | 2026-02-19 | 2026 Juanita Allington Memorial |
| 100 Breaststroke | SCY | 1:03.05 | A+1.46s to AA | 2024-12-06 | 2024 Tualatin Hills Holiday Classic venue |
| 50 Butterfly | SCY | 24.06 | AAA+0.87s to AAAA | 2026-02-19 | 2026 Juanita Allington Memorial |
| 100 Butterfly | SCY | 53.11 | AA+1.52s to AAA | 2026-02-19 | 2026 Juanita Allington Memorial |
| 200 Individual Medley | SCY | 2:02.57 | A+1.08s to AA | 2023-02-26 | 2023 Juanita Allington Memorial Senior Meet 2 fast pool |
| 50 Freestyle | LCM | 24.91 | AAA+0.92s to AAAA | 2026-05-10 | Pacific Swimming SCY/LCM Senior Post NCS Meet venue |
| 100 Freestyle | LCM | 55.87 | AA+0.68s to AAA | 2026-06-27 | Pacific Swimming Long Course Senior Open venue |
| 100 Butterfly | LCM | 1:03.79 | A+2.20s to AA | 2026-06-27 | Pacific Swimming Long Course Senior Open venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 | 21.29 | flying | 200 Free Relay (leg 2) | 2026-04-30 | DAL Championships 2026 |
| 100 Freestyle | SCY | 47.29 | flying | 400 Free Relay (leg 3) | 2026-03-01 | 2026 CA NV Speedo Sect @ CCA |
| 100 Backstroke | SCY | 54.54 | flat | 400 Medley Relay | 2026-02-27 | 2026 CA NV Speedo Sect @ CCA |
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 17-18 · SCY
1526 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:54.39 | 792 |
| 200 IM SCY | 2:02.57 | 734 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3131 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:43.46 | 908 |
| 100 BR SCY | 1:03.05 | 700 |
| 100 FL SCY | 53.11 | 789 |
| 200 IM SCY | 2:02.57 | 734 |
| 100 BK 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 46.98
Front half 23.03s · back half 23.95s
500 Freestyle SCY 4:54.39
Front half 145.72s · back half 148.67s
100 Breaststroke SCY 1:03.05
Front half 30.11s · back half 32.94s
200 Individual Medley SCY 2:02.57
Front half 58.27s · back half 64.30s
Progression
Faster times are higher. One card per event, all courses & history.