Kora Preston
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.03 | +1.24s to B | 2023-12-03 | 2023 IE VS Christmas Open venue |
| 100 Freestyle | SCY | 1:12.66 | +3.77s to B | 2023-12-02 | 2023 IE VS Christmas Open venue |
| 200 Freestyle | SCY | 2:37.10 | +8.21s to B | 2023-12-03 | 2023 IE VS Christmas Open venue |
| 500 Freestyle | SCY | 6:58.02 | +16.33s to B | 2023-12-02 | 2023 IE VS Christmas Open venue |
| 50 Backstroke | SCY | 37.72 | +2.53s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Backstroke | SCY | 1:19.46 | +4.97s to B | 2023-03-26 | 2023 IE Tony St. Onge Memorial venue |
| 200 Backstroke | SCY | 2:48.45 | +6.86s to B | 2023-03-25 | 2023 IE Tony St. Onge Memorial venue |
| 50 Breaststroke | SCY | 41.85 | +0.86s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Breaststroke | SCY | 1:31.03 | +5.44s to B | 2022-01-29 | 2022 Winter Open venue |
| 50 Butterfly | SCY | 39.19 | +4.40s to B | 2022-09-24 | 2022 IE MRA Sprint Shootout venue |
| 100 Butterfly | SCY | 1:32.55 | +18.46s to B | 2022-01-30 | 2022 Winter Open venue |
| 100 Individual Medley | SCY | 1:23.88 | 2022-09-24 | 2022 IE MRA Sprint Shootout venue | |
| 200 Individual Medley | SCY | 2:53.81 | +7.62s to B | 2023-01-28 | 2023 Winter Open venue |
| 50 Freestyle | LCM | 39.52 | +3.43s to B | 2022-07-22 | 2022 IES LC Junior Olympics venue |
| 100 Freestyle | LCM | 1:28.63 | +10.34s to B | 2022-07-24 | 2022 IES LC Junior Olympics venue |
| 200 Freestyle | LCM | 3:19.16 | +29.77s to B | 2022-07-10 | 2022 Sizzlin' Summer Splash slow pool |
| 400 Freestyle | LCM | 6:47.19 | +49.40s to B | 2022-07-08 | 2022 Sizzlin' Summer Splash slow pool |
| 50 Backstroke | LCM | 53.37 | +11.98s to B | 2018-07-29 | 2018 Inland Empire Long Course Championships venue |
| 100 Backstroke | LCM | 1:33.73 | +6.64s to B | 2023-07-09 | 2023 Sizzlin' Summer Splash slow pool |
| 200 Backstroke | LCM | 3:21.12 | +12.43s to B | 2023-07-08 | 2023 Sizzlin' Summer Splash slow pool |
| 50 Breaststroke | LCM | 1:01.13 | +14.84s to B | 2018-07-28 | 2018 Inland Empire Long Course Championships venue |
| 100 Breaststroke | LCM | 1:48.65 | +10.36s to B | 2022-07-09 | 2022 Sizzlin' Summer Splash slow pool |
| 50 Butterfly | LCM | 1:00.08 | +21.09s to B | 2018-07-29 | 2018 Inland Empire Long Course Championships venue |
| 100 Butterfly | LCM | 2:21.24 | +56.95s to B | 2017-07-15 | 2017 Sizzlin' Summer Open slow pool |
| 200 Individual Medley | LCM | 3:31.75 | +20.96s to B | 2022-07-08 | 2022 Sizzlin' Summer Splash slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | 17.59 | flying | 200 Free Relay (leg 2) | 2022-01-30 | 2022 Winter Open |
| 50 Freestyle | SCY | 40.69 | flying | 200 Medley Relay (leg 4) | 2019-02-09 | 2019 IES Junior Championships |
| 50 Backstroke | SCY | 37.97 | flat | 200 Medley Relay | 2023-01-28 | 2023 Winter Open |
| 50 Breaststroke | SCY | 40.31 | flying | 200 Medley Relay (leg 2) | 2019-03-09 | 2019 IE Farewell To Short Course |
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 17-18 · SCY
1064 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 6:58.02 | 360 |
| 200 BK SCY | 2:48.45 | 353 |
| 200 IM SCY | 2:53.81 | 351 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
1580 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:37.10 | 346 |
| 100 BK SCY | 1:19.46 | 331 |
| 100 BR SCY | 1:31.03 | 340 |
| 100 FL SCY | 1:32.55 | 212 |
| 200 IM SCY | 2:53.81 | 351 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
50 Backstroke SCY 37.72
Front half 19.39s · back half 18.33s
100 Backstroke SCY 1:19.46
Front half 39.83s · back half 39.63s
200 Backstroke SCY 2:48.45
Front half 84.95s · back half 83.50s
50 Breaststroke SCY 41.85
Front half 19.80s · back half 22.05s
100 Breaststroke SCY 1:31.03
Front half 43.35s · back half 47.68s
50 Butterfly SCY 39.19
Front half 17.92s · back half 21.27s
100 Butterfly SCY 1:32.55
Front half 43.51s · back half 49.04s
100 Individual Medley SCY 1:23.88
Front half 41.54s · back half 42.34s
200 Individual Medley SCY 2:53.81
Front half 83.53s · back half 90.28s
200 Freestyle LCM 3:19.16
Front half 98.78s · back half 100.38s
400 Freestyle LCM 6:47.19
Front half 202.58s · back half 204.61s
100 Backstroke LCM 1:33.73
Front half 47.31s · back half 46.42s
200 Backstroke LCM 3:21.12
Front half 102.20s · back half 98.92s
100 Breaststroke LCM 1:48.65
Front half 52.71s · back half 55.94s
100 Butterfly LCM 2:21.24
Front half 67.51s · back half 73.73s
200 Individual Medley LCM 3:31.75
Front half 104.82s · back half 106.93s
Progression
Faster times are higher. One card per event, all courses & history.