swimMarrit Hemstra
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.61 | BB+0.22s to A | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) |
| 100 Freestyle | SCY | 1:03.86 | BB+4.37s to A | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) |
| 200 Freestyle | SCY | 2:24.33 | B+5.64s to BB | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) |
| 100 Backstroke | SCY | 1:15.84 | +0.85s to B | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) |
| 100 Breaststroke | SCY | 1:19.96 | BB+5.77s to A | 2024-03-02 | 2024 Gulf 13 & Over Champs (SHRK) venue |
| 100 Butterfly | SCY | 1:19.85 | +5.06s to B | 2025-03-02 | 2025 Gulf 13 & Over Champs (PEAK) fast pool |
| 200 Individual Medley | SCY | 2:47.97 | +0.68s to B | 2024-03-01 | 2024 Gulf 13 & Over Champs (SHRK) |
| 200 Breaststroke | LCM | 3:37.72 | +4.93s to B | 2024-05-05 | 2024 AQUA & PACE May LC Open venue |
| 200 Individual Medley | LCM | 3:13.64 | +1.95s to B | 2024-05-05 | 2024 AQUA & PACE May LC Open venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:03.45 | flying | 400 Free Relay (leg 3) | 2024-03-03 | 2024 Gulf 13 & Over Champs (SHRK) |
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 15-16 · LCM
798 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR LCM | 3:37.72 | 392 |
| 200 IM LCM | 3:13.64 | 406 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 15-16 · SCY
2141 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:24.33 | 464 |
| 100 BK SCY | 1:15.84 | 404 |
| 100 BR SCY | 1:19.96 | 524 |
| 100 FL SCY | 1:19.85 | 341 |
| 200 IM SCY | 2:47.97 | 408 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Breaststroke SCY 1:19.96
Front half 37.23s · back half 42.73s
100 Butterfly SCY 1:19.85
Front half 34.15s · back half 45.70s
200 Breaststroke LCM 3:37.72
Front half 102.98s · back half 114.74s
200 Individual Medley LCM 3:13.64
Front half 92.52s · back half 101.12s
Progression
Faster times are higher. One card per event, all courses & history.