Sierra Cook
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 20.56 | 2025-01-01 | Colorado Swimming Championship Meet | |
| 50 Freestyle | SCY | 43.38 | 2026-01-17 | 2026 CO CUDA Classic venue | |
| 100 Freestyle | SCY | 1:53.83 | 2025-01-01 | 2025 CO Loveland Holdiay Showdown | |
| 25 Backstroke | SCY | 24.79 | 2024-09-21 | 2024 CO Lightning Bolt Duel Invite fast pool | |
| 50 Backstroke | SCY | 49.55 | 2025-01-01 | 2025 CO Loveland Holdiay Showdown | |
| 100 Backstroke | SCY | 1:49.65 | 2025-01-01 | 2025 CO Loveland Holdiay Showdown | |
| 25 Breaststroke | SCY | 33.40 | 2025-01-19 | 2025 CO CUDA Classic venue | |
| 50 Breaststroke | SCY | 57.73 | 2026-01-18 | 2026 CO CUDA Classic venue | |
| 100 Breaststroke | SCY | 2:09.80 | 2025-01-01 | 2025 CO Loveland Holdiay Showdown | |
| 100 Individual Medley | SCY | 1:53.58 | 2026-03-08 | 2026 CO NCS Winter District Championships venue |
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.
IMX / IMR
IMX 10 & under · SCY
501 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:49.65 | 266 |
| 100 BR SCY | 2:09.80 | 235 |
| 200 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 10 & under · SCY
947 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:53.83 | 159 |
| 50 BK SCY | 49.55 | 284 |
| 50 BR SCY | 57.73 | 260 |
| 100 IM SCY | 1:53.58 | 244 |
| 50 FL SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Individual Medley SCY 1:53.58
Front half 54.27s · back half 59.31s
Progression
Faster times are higher. One card per event, all courses & history.