Sienna Chong
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 34.63 | +2.64s to B | 2025-12-14 | 2025 Riley Eaton Holiday Invitational venue |
| 100 Freestyle | SCY | 1:21.85 | +12.46s to B | 2025-11-16 | 2025 RMSC November Dual Meet venue |
| 50 Backstroke | SCY | 41.00 | +5.71s to B | 2025-10-18 | 2025 RMSC October Kick-Off Classic venue |
| 100 Backstroke | SCY | 1:24.27 | +9.28s to B | 2025-12-14 | 2025 Riley Eaton Holiday Invitational venue |
| 200 Backstroke | SCY | 3:11.00 | +28.51s to B | 2025-11-15 | 2025 RMSC November Dual Meet venue |
| 50 Breaststroke | SCY | 49.85 | +8.56s to B | 2025-10-18 | 2025 RMSC October Kick-Off Classic venue |
| 100 Breaststroke | SCY | 1:45.58 | +18.99s to B | 2025-12-06 | 2025 Christmas Championships venue |
| 50 Butterfly | SCY | 41.71 | +6.62s to B | 2025-12-06 | 2025 Christmas Championships venue |
| 100 Individual Medley | SCY | 1:27.26 | 2025-12-14 | 2025 Riley Eaton Holiday Invitational venue | |
| 100 Backstroke | LCM | 1:36.71 | +9.22s to B | 2026-05-17 | RMSC - Welcome to Summer Meet venue |
| 100 Breaststroke | LCM | 2:02.33 | +23.14s to B | 2026-05-17 | RMSC - Welcome to Summer Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
IMX / IMR
IMX 15-16 · SCY
258 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 3:11.00 | 258 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · LCM
527 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:36.71 | 306 |
| 100 BR LCM | 2:02.33 | 221 |
| 200 FR LCM | — | 0 |
| 100 FL 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 SCY 1:21.85
Front half 38.85s · back half 43.00s
100 Backstroke SCY 1:24.27
Front half 40.65s · back half 43.62s
200 Backstroke SCY 3:11.00
Front half 92.07s · back half 98.93s
100 Breaststroke SCY 1:45.58
Front half 50.18s · back half 55.40s
100 Individual Medley SCY 1:27.26
Front half 38.88s · back half 48.38s
Progression
Faster times are higher. One card per event, all courses & history.