Natalia Castillo
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 29.64 | AA+1.25s to AAA | 2019-07-30 | Finals - Arena Western Zone Senior Champs |
| 100 Freestyle | LCM | 1:02.89 | AA+1.40s to AAA | 2019-07-31 | Finals - Arena Western Zone Senior Champs fast pool |
| 200 Freestyle | LCM | 2:17.80 | AA+4.71s to AAA | 2019-08-01 | Finals - Arena Western Zone Senior Champs fast pool |
| 400 Freestyle | LCM | 4:59.18 | A+5.29s to AA | 2019-08-02 | Finals - Arena Western Zone Senior Champs fast pool |
| 100 Butterfly | LCM | 1:10.80 | A+1.51s to AA | 2019-07-30 | Finals - Arena Western Zone Senior Champs |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 |
|---|---|---|---|---|---|---|
| 200 Freestyle | LCM | 2:18.50 | flying | 800 Free Relay (leg 4) | 2019-07-31 | Finals - Arena Western Zone Senior 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 17-18 · LCM
695 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:59.18 | 695 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
1454 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:17.80 | 760 |
| 100 FL LCM | 1:10.80 | 694 |
| 100 BK LCM | — | 0 |
| 100 BR LCM | — | 0 |
| 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 Freestyle LCM 1:02.89
Front half 30.56s · back half 32.33s
200 Freestyle LCM 2:17.80
Front half 66.21s · back half 71.59s
400 Freestyle LCM 4:59.18
Front half 140.41s · back half 158.77s
Progression
Faster times are higher. One card per event, all courses & history.