Aurora Koster
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.09 | B+0.70s to BB | 2026-02-14 | FAST Last Chance 2026 venue |
| 100 Freestyle | SCY | 1:06.65 | B+0.76s to BB | 2026-02-14 | FAST Last Chance 2026 venue |
| 100 Backstroke | SCY | 1:17.73 | +0.54s to B | 2025-10-10 | Fall Festival Invitational |
| 200 Backstroke | SCY | 2:48.29 | +0.40s to B | 2025-10-10 | Fall Festival Invitational |
| 50 Breaststroke | SCY | 39.25 | B+0.16s to BB | 2024-07-14 | 2024 IL EMSC Summer Regional Championships venue |
| 100 Breaststroke | SCY | 1:21.83 | BB+5.74s to A | 2026-01-18 | 2026 MLK Celebration Invitational venue |
| 200 Breaststroke | SCY | 2:53.61 | BB+9.82s to A | 2025-10-10 | Fall Festival Invitational |
| 100 Butterfly | SCY | 1:21.95 | +5.06s to B | 2026-01-01 | 2026 mlk results |
| 200 Individual Medley | SCY | 2:42.33 | B+2.14s to BB | 2026-02-14 | FAST Last Chance 2026 venue |
| 50 Freestyle | LCM | 37.36 | B+2.67s to BB | 2025-01-01 | Saluki Swim Club |
| 100 Freestyle | LCM | 1:20.71 | B+5.32s to BB | 2025-04-12 | 2025 Saluki International venue |
| 200 Freestyle | LCM | 2:48.84 | B+5.85s to BB | 2026-05-02 | John Traube Memorial 2026 venue |
| 400 Freestyle | LCM | 6:19.59 | +10.70s to B | 2025-01-01 | Saluki Swim Club |
| 100 Backstroke | LCM | 1:35.31 | +5.32s to B | 2025-01-01 | Saluki Swim Club |
| 200 Backstroke | LCM | 3:23.91 | +9.92s to B | 2025-01-01 | Saluki Swim Club |
| 100 Breaststroke | LCM | 1:32.29 | BB+4.50s to A | 2026-05-02 | John Traube Memorial 2026 venue |
| 200 Breaststroke | LCM | 3:27.45 | B+2.36s to BB | 2025-01-01 | Saluki Swim Club |
| 100 Butterfly | LCM | 1:31.03 | +3.64s to B | 2026-05-02 | John Traube Memorial 2026 venue |
| 200 Individual Medley | LCM | 3:19.52 | +2.13s to B | 2025-01-01 | Saluki Swim Club |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Breaststroke | LCM | 2:59.88 | flying | 400 Medley Relay (leg 2) | 2025-04-13 | 2025 Saluki International |
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
1655 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 6:19.59 | 384 |
| 200 BK LCM | 3:23.91 | 359 |
| 200 BR LCM | 3:27.45 | 505 |
| 200 IM LCM | 3:19.52 | 407 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
2176 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:48.84 | 472 |
| 100 BK LCM | 1:35.31 | 351 |
| 100 BR LCM | 1:32.29 | 576 |
| 100 FL LCM | 1:31.03 | 370 |
| 200 IM LCM | 3:19.52 | 407 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:06.65
Front half 32.40s · back half 34.25s
100 Backstroke SCY 1:17.73
Front half 38.06s · back half 39.67s
200 Backstroke SCY 2:48.29
Front half 82.45s · back half 85.84s
100 Breaststroke SCY 1:21.83
Front half 39.33s · back half 42.50s
200 Breaststroke SCY 2:53.61
Front half 83.59s · back half 90.02s
100 Butterfly SCY 1:21.95 split/total mismatch
Front half 37.85s · back half 44.10s
200 Individual Medley SCY 2:42.33
Front half 80.49s · back half 81.84s
100 Freestyle LCM 1:20.71
Front half 39.78s · back half 40.93s
200 Freestyle LCM 2:48.84
Front half 80.31s · back half 88.53s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.