Natalyhn Ko
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 35.19 | B+2.20s to BB | 2025-10-26 | 2025 Gil Williams Memorial Halloween Meet venue |
| 100 Freestyle | SCY | 1:19.50 | +1.81s to B | 2026-01-10 | 2026 Clovis Swim Club Winter Open |
| 50 Backstroke | SCY | 43.90 | +3.31s to B | 2025-11-23 | 2025 Dr. Dowain Wright Memorial ABC venue |
| 50 Breaststroke | SCY | 49.45 | +3.96s to B | 2025-06-07 | 2025 YMSC Ride The Rapids venue |
| 100 Breaststroke | SCY | 1:49.81 | +9.52s to B | 2025-11-23 | 2025 Dr. Dowain Wright Memorial ABC venue |
| 50 Butterfly | SCY | 43.58 | +4.69s to B | 2026-01-10 | 2026 Clovis Swim Club Winter Open |
| 100 Individual Medley | SCY | 1:32.75 | +4.06s to B | 2025-10-26 | 2025 Gil Williams Memorial Halloween Meet venue |
| 50 Freestyle | LCM | 37.81 | B+0.22s to BB | 2026-01-01 | Fresno Dolphins Swim Team |
| 100 Freestyle | LCM | 1:23.32 | B+0.53s to BB | 2026-06-14 | 2026 CIF CENTRAL SECTION D1 CHAMPIONSHIPS - venue |
| 200 Freestyle | LCM | 2:59.34 | B+0.15s to BB | 2026-01-01 | Fresno Dolphins Swim Team |
| 50 Backstroke | LCM | 48.50 | +1.71s to B | 2026-01-01 | Fresno Dolphins Swim Team |
| 100 Backstroke | LCM | 1:40.42 | B+2.93s to BB | 2026-06-14 | 2026 CIF CENTRAL SECTION D1 CHAMPIONSHIPS - venue |
| 50 Breaststroke | LCM | 52.87 | +0.58s to B | 2026-01-01 | Fresno Dolphins Swim Team |
| 100 Breaststroke | LCM | 1:49.23 | B+1.94s to BB | 2026-06-13 | 2026 FDST June A/B Modified LC Invitational venue |
| 50 Butterfly | LCM | 47.40 | +3.81s to B | 2026-01-01 | Fresno Dolphins Swim Team |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 11.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Breaststroke | SCY | 47.44 | flying | 200 Medley Relay (leg 2) | 2025-02-16 | 2025 CCS SCY AGC |
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 11-12 · LCM
801 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:40.42 | 382 |
| 100 BR LCM | 1:49.23 | 419 |
| 400 FR LCM | — | 0 |
| 100 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
IMR 11-12 · LCM
1448 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:59.34 | 473 |
| 50 BK LCM | 48.50 | 332 |
| 50 BR LCM | 52.87 | 353 |
| 50 FL LCM | 47.40 | 290 |
| 200 IM LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Breaststroke SCY 1:49.81
Front half 52.50s · back half 57.31s
100 Individual Medley SCY 1:32.75
Front half 44.91s · back half 47.84s
100 Breaststroke LCM 1:49.23
Front half 52.54s · back half 56.69s
Progression
Faster times are higher. One card per event, all courses & history.