swimMariko Narazaki
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.02 | BB+1.33s to A·+2.93s to Sectionals | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue |
| 100 Freestyle | SCY | 1:03.81 | BB+3.72s to A·+7.32s to Sectionals | 2024-01-28 | 2024 PN CSC Winter Invitationalvenue |
| 100 Backstroke | SCY | 1:06.60 | BB+1.51s to A·+5.21s to Sectionals | 2025-10-31 | 2025 Metro League (Sea-King Dist II) Girl-OBvenue |
| 200 Backstroke | SCY | 2:31.06 | BB+9.77s to A·+17.77s to Sectionals | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue |
| 100 Breaststroke | SCY | 1:28.02 | +0.53s to B·+17.43s to Sectionals | 2024-03-02 | 2024 PN PDST March Pentathlon and Last Chancevenue |
| 25 Butterfly | SCY | 14.44 | 2024-02-11 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue | |
| 50 Butterfly | SCY | 32.45 | BB+2.16s to A·+6.76s to Futures | 2024-02-10 | 2024 PN UPAC 3rd Annual February Fly-In Invitvenue |
| 100 Butterfly | SCY | 1:09.13 | BB+4.14s to A·+8.04s to Sectionals | 2025-10-31 | 2025 Metro League (Sea-King Dist II) Girl-OBvenue |
| 100 Individual Medley | SCY | 1:13.79 | 2024-01-28 | 2024 PN CSC Winter Invitationalvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 | 29.13 | flat | 200 Free Relay | 2024-01-28 | 2024 PN CSC Winter Invitational |
| 100 Freestyle | SCY | 59.82 | flying | 400 Free Relay (leg 4) | 2025-10-31 | 2025 Metro League (Sea-King Dist II) Girl-OB |
| 50 Butterfly | SCY | 29.53 | flying | 200 Medley Relay (leg 3) | 2025-10-31 | 2025 Metro League (Sea-King Dist II) Girl-OB |
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 15-16 · SCY
522 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:31.06 | 522 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
1515 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:06.60 | 597 |
| 100 BR SCY | 1:28.02 | 393 |
| 100 FL SCY | 1:09.13 | 525 |
| 200 FR SCY | — | 0 |
| 200 IM 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 1:03.81
Front half 30.60s · back half 33.21s
100 Backstroke SCY 1:06.60
Front half 31.67s · back half 34.93s
200 Backstroke SCY 2:31.06
Front half 72.39s · back half 78.67s
100 Breaststroke SCY 1:28.02
Front half 41.14s · back half 46.88s
100 Butterfly SCY 1:09.13
Front half 31.26s · back half 37.87s
100 Individual Medley SCY 1:13.79
Front half 33.53s · back half 40.26s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.