Mariko Nakayama
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Butterfly | SCY | 1:00.43 | Sectionals ✓+7.64s to US Open | 2026-04-30 | DAL Championships 2026 venue |
| 200 Individual Medley | SCY | 2:18.84 | +2.35s to Sectionals | 2026-04-30 | DAL Championships 2026 venue |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.59 | flat | 200 Free Relay | 2026-04-30 | DAL Championships 2026 |
| 50 Freestyle | SCY | 24.95 | flying | 200 Free Relay (leg 3) | 2026-03-14 | DLS Swim Invitational 2026 |
| 100 Freestyle | SCY | 55.91 | flying | 400 Free Relay (leg 4) | 2026-03-14 | DLS Swim Invitational 2026 |
| 50 Butterfly | SCY | 26.60 | flying | 200 Medley Relay (leg 3) | 2026-04-30 | DAL Championships 2026 |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Butterfly SCY 1:00.43
Front half 27.88s · back half 32.55s
200 Individual Medley SCY 2:18.84
Front half 65.19s · back half 73.65s
Progression
Faster times are higher. One card per event, all courses & history.