Maddie Koh
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.03 | BB+0.04s to A | 2025-03-22 | Southwest Age Group Regional 2025 venue |
| 100 Freestyle | SCY | 1:01.41 | BB+0.52s to A | 2025-03-23 | Southwest Age Group Regional 2025 venue |
| 200 Freestyle | SCY | 2:12.50 | BB+0.61s to A | 2025-03-21 | Southwest Age Group Regional 2025 venue |
| 50 Backstroke | SCY | 37.78 | +1.19s to B | 2023-10-29 | 2023 HI 23rd Annual Bill Smith Invitational venue |
| 50 Breaststroke | SCY | 39.17 | B+0.08s to BB | 2023-12-02 | 2023 HI 43rd Annual Ken Suenaga Invitational venue |
| 100 Breaststroke | SCY | 1:29.29 | +0.60s to B | 2023-12-03 | 2023 HI 43rd Annual Ken Suenaga Invitational venue |
| 50 Butterfly | SCY | 32.73 | BB+1.84s to A | 2023-12-02 | 2023 HI 43rd Annual Ken Suenaga Invitational venue |
| 100 Individual Medley | SCY | 1:16.90 | 2023-12-03 | 2023 HI 43rd Annual Ken Suenaga Invitational venue | |
| 100 Freestyle | LCM | 1:07.52 | A+0.83s to AA | 2025-08-06 | 2025 Western Zone Age Group Championships fast pool |
| 200 Freestyle | LCM | 2:27.52 | A+3.33s to AA | 2025-08-07 | 2025 Western Zone Age Group Championships fast pool |
| 100 Breaststroke | LCM | 1:32.46 | BB+4.67s to A | 2025-08-06 | 2025 Western Zone Age Group Championships fast pool |
| 200 Breaststroke | LCM | 3:16.29 | BB+7.00s to A | 2025-08-08 | 2025 Western Zone Age Group Championships fast pool |
| 200 Butterfly | LCM | 3:01.25 | BB+12.56s to A | 2025-08-09 | 2025 Western Zone Age Group Championships fast pool |
| 200 Individual Medley | LCM | 2:53.73 | BB+4.54s to A | 2025-08-09 | 2025 Western Zone Age Group Championships fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.28 | flying | 200 Medley Relay (leg 4) | 2023-10-29 | 2023 HI 23rd Annual Bill Smith Invitational |
| 50 Freestyle | SCY | 27.58 | flying | 200 Free Relay (leg 2) | 2025-03-22 | Southwest Age Group Regional 2025 |
| 100 Freestyle | SCY | 1:01.04 | flying | 400 Free Relay (leg 3) | 2025-03-23 | Southwest Age Group Regional 2025 |
| 50 Breaststroke | SCY | 35.72 | flying | 200 Medley Relay (leg 2) | 2023-10-29 | 2023 HI 23rd Annual Bill Smith Invitational |
| 50 Butterfly | SCY | 30.32 | flying | 200 Medley Relay (leg 3) | 2025-03-22 | Southwest Age Group Regional 2025 |
| 100 Butterfly | SCY | 1:07.78 | flying | 400 Medley Relay (leg 3) | 2025-03-21 | Southwest Age Group Regional 2025 |
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 13-14 · LCM
1744 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR LCM | 3:16.29 | 597 |
| 200 FL LCM | 3:01.25 | 531 |
| 200 IM LCM | 2:53.73 | 616 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
1896 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:27.52 | 708 |
| 100 BR LCM | 1:32.46 | 572 |
| 200 IM LCM | 2:53.73 | 616 |
| 100 BK LCM | — | 0 |
| 100 FL 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 1:01.41
Front half 28.89s · back half 32.52s
200 Freestyle SCY 2:12.50
Front half 64.06s · back half 68.44s
100 Breaststroke SCY 1:29.29
Front half 41.65s · back half 47.64s
100 Individual Medley SCY 1:16.90
Front half 35.47s · back half 41.43s
200 Freestyle LCM 2:27.52
Front half 70.74s · back half 76.78s
200 Breaststroke LCM 3:16.29
Front half 93.26s · back half 103.03s
200 Butterfly LCM 3:01.25
Front half 83.27s · back half 97.98s
200 Individual Medley LCM 2:53.73
Front half 84.19s · back half 89.54s
Progression
Faster times are higher. One card per event, all courses & history.