swimHayden Koh
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 50.05 | +6.16s to B | 2026-06-12 | 2026 MR PAC Summer Classic Invitational |
| 50 Breaststroke | LCM | 1:07.33 | +6.44s to B | 2026-01-01 | Metropolitan Swimming Club |
| 50 Butterfly | LCM | 50.05 | B+3.66s to BB | 2026-01-01 | Metropolitan Swimming Club |
| 400 Individual Medley | LCM | 6:20.37 | 2026-01-01 | Metropolitan Swimming Club |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
IMX / IMR
IMR 10 & under · LCM
565 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BR LCM | 1:07.33 | 233 |
| 50 FL LCM | 50.05 | 332 |
| 100 FR LCM | — | 0 |
| 50 BK 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
50 Breaststroke LCM 1:07.33 split/total mismatch
Front half 71.76s · back half -4.43s
Progression
Faster times are higher. One card per event, all courses & history.