JR Achterhoff IV
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.64 | B+0.15s to BB | 2025-12-07 | EGRA 2025 Winter Washout venue |
| 100 Freestyle | SCY | 1:12.84 | +1.35s to B | 2026-02-21 | 2026 Michigan YMCA Clusters Championship venue |
| 200 Freestyle | SCY | 2:34.09 | B+9.20s to BB | 2026-02-22 | 2026 Michigan YMCA Clusters Championship venue |
| 500 Freestyle | SCY | 8:09.36 | +69.47s to B | 2024-12-06 | EGRA 2024 Winter Washout venue |
| 50 Backstroke | SCY | 39.53 | +1.04s to B | 2026-02-22 | 2026 Michigan YMCA Clusters Championship venue |
| 100 Backstroke | SCY | 1:26.69 | +4.50s to B | 2025-12-07 | EGRA 2025 Winter Washout venue |
| 50 Breaststroke | SCY | 44.06 | +0.57s to B | 2025-12-06 | EGRA 2025 Winter Washout venue |
| 100 Breaststroke | SCY | 1:37.31 | +4.72s to B | 2026-02-22 | 2026 Michigan YMCA Clusters Championship venue |
| 50 Butterfly | SCY | 52.70 | +15.61s to B | 2024-12-15 | 2024 Holiday Cup venue |
| 100 Individual Medley | SCY | 1:29.76 | +7.87s to B | 2025-12-06 | EGRA 2025 Winter Washout venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 35.83 | flat | 200 Free Relay | 2025-10-19 | 2025 WMS Boo Bash |
| 50 Freestyle | SCY | 29.98 | flying | 200 Medley Relay (leg 4) | 2024-12-08 | EGRA 2024 Winter Washout |
| 50 Freestyle | SCY | 31.46 | flying | 200 Free Relay (leg 2) | 2026-03-07 | 2026 Michigan YMCA State Championship |
| 50 Backstroke | SCY | 42.24 | flat | 200 Medley Relay | 2024-11-16 | 2024 TYR Thanksgiving Classic |
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 11-12 · SCY
927 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 8:09.36 | 266 |
| 100 BK SCY | 1:26.69 | 323 |
| 100 BR SCY | 1:37.31 | 338 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
1608 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:34.09 | 437 |
| 50 BK SCY | 39.53 | 362 |
| 50 BR SCY | 44.06 | 365 |
| 50 FL SCY | 52.70 | 129 |
| 100 IM SCY | 1:29.76 | 315 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:12.84
Front half 34.44s · back half 38.40s
200 Freestyle SCY 2:34.09
Front half 75.36s · back half 78.73s
500 Freestyle SCY 8:09.36
Front half 241.89s · back half 247.47s
100 Backstroke SCY 1:26.69
Front half 40.94s · back half 45.75s
100 Breaststroke SCY 1:37.31
Front half 44.96s · back half 52.35s
100 Individual Medley SCY 1:29.76
Front half 43.30s · back half 46.46s
Progression
Faster times are higher. One card per event, all courses & history.