swimNadalyn Castrillon
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 58.70 | A+1.71s to AA·+4.61s to Sectionals | 2026-02-07 | 2026 MR COND Last Chance Invitationalvenue |
| 200 Freestyle | SCY | 2:10.26 | BB+2.17s to A·+13.57s to Sectionals | 2024-04-13 | 2024 Boys & Girls Clubs National Swim Champsvenue |
| 500 Freestyle | SCY | 5:30.81 | A+0.12s to AA·+20.92s to Sectionals | 2025-03-20 | 2025 NJS & Scarlet Gold Championship |
| 1000 Freestyle | SCY | 11:13.11 | AA+14.52s to AAA·+22.62s to Sectionals | 2025-03-20 | 2025 NJS & Scarlet Gold Championship |
| 1650 Freestyle | SCY | 18:35.69 | AA+13.10s to AAA·+30.40s to Sectionals | 2025-03-20 | 2025 NJS & Scarlet Gold Championship |
| 100 Breaststroke | SCY | 1:19.10 | BB+4.91s to A·+8.21s to Sectionals | 2024-04-13 | 2024 Boys & Girls Clubs National Swim Champsvenue |
| 200 Breaststroke | SCY | 2:51.01 | BB+10.32s to A·+14.72s to Sectionals | 2024-04-14 | 2024 Boys & Girls Clubs National Swim Champsvenue |
| 100 Butterfly | SCY | 1:09.09 | BB+5.00s to A·+10.00s to Sectionals | 2026-02-07 | 2026 MR COND Last Chance Invitationalvenue |
| 200 Butterfly | SCY | 2:26.41 | BB+3.82s to A·+14.22s to Sectionals | 2024-11-15 | 2024 MR COND November IMX Invitational |
| 200 Individual Medley | SCY | 2:29.78 | BB+6.39s to A·+17.19s to Sectionals | 2024-04-14 | 2024 Boys & Girls Clubs National Swim Champsvenue |
| 400 Individual Medley | SCY | 4:43.19 | AA+1.70s to AAA·+4.50s to Sectionals | 2024-11-15 | 2024 MR COND November IMX Invitational |
| 50 Freestyle | LCM | 33.21 | BB+2.02s to A·+4.82s to Sectionals | 2023-04-29 | 2023 MR LIAC Speedo Long Island Challengevenue |
| 100 Freestyle | LCM | 1:12.89 | BB+5.60s to A·+11.60s to Sectionals | 2023-04-30 | 2023 MR LIAC Speedo Long Island Challengevenue |
| 200 Freestyle | LCM | 2:32.63 | BB+7.34s to A·+20.54s to Sectionals | 2023-01-01 | Metropolitan Swimming Club |
| 100 Backstroke | LCM | 1:25.98 | B+4.79s to BB·+16.19s to Sectionals | 2023-01-01 | Metropolitan Swimming Club |
| 100 Breaststroke | LCM | 1:30.87 | BB+5.78s to A·+10.28s to Sectionals | 2022-05-13 | 2022 MR PAC Spring Starter Invitational |
| 200 Individual Medley | LCM | 2:54.04 | BB+9.65s to A·+22.65s to Sectionals | 2023-04-30 | 2023 MR LIAC Speedo Long Island Challengevenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 Backstroke | SCY | 33.44 | flat | 200 Medley Relay | 2024-04-14 | 2024 Boys & Girls Clubs National Swim Champs |
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
3312 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:30.81 | 751 |
| 200 BR SCY | 2:51.01 | 542 |
| 200 FL SCY | 2:26.41 | 613 |
| 200 IM SCY | 2:29.78 | 575 |
| 400 IM SCY | 4:43.19 | 831 |
| 200 BK SCY | — | 0 |
IMR 15-16 · SCY
2274 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:10.26 | 632 |
| 100 BR SCY | 1:19.10 | 541 |
| 100 FL SCY | 1:09.09 | 526 |
| 200 IM SCY | 2:29.78 | 575 |
| 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 58.70
Front half 28.84s · back half 29.86s
200 Freestyle SCY 2:10.26
Front half 63.04s · back half 67.22s
100 Breaststroke SCY 1:19.10
Front half 37.94s · back half 41.16s
200 Breaststroke SCY 2:51.01
Front half 83.00s · back half 88.01s
100 Butterfly SCY 1:09.09
Front half 31.86s · back half 37.23s
200 Individual Medley SCY 2:29.78
Front half 72.35s · back half 77.43s
100 Freestyle LCM 1:12.89
Front half 35.41s · back half 37.48s
200 Freestyle LCM 2:32.63
Front half 73.66s · back half 78.97s
100 Backstroke LCM 1:25.98
Front half 42.44s · back half 43.54s
200 Individual Medley LCM 2:54.04
Front half 84.17s · back half 89.87s
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.