Yirou kao
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 18.66 | 2017-03-05 | SHEN AD Silver Short Course Championships venue | |
| 50 Freestyle | SCY | 28.44 | 2023-03-04 | AD Silver Short Course Championships venue | |
| 100 Freestyle | SCY | 1:04.69 | 2023-03-05 | AD Silver Short Course Championships venue | |
| 200 Freestyle | SCY | 2:25.13 | 2022-03-05 | AD Silver Short Course Championships venue | |
| 500 Freestyle | SCY | 7:04.76 | 2019-02-03 | Delmar Dolfins February Freeze Invitational venue | |
| 25 Backstroke | SCY | 23.45 | 2017-03-04 | SHEN AD Silver Short Course Championships venue | |
| 50 Backstroke | SCY | 36.89 | 2019-03-10 | Adirondack Gold Short Course Championships | |
| 100 Backstroke | SCY | 1:13.12 | 2023-03-04 | AD Silver Short Course Championships venue | |
| 25 Breaststroke | SCY | 25.22 | 2017-03-04 | SHEN AD Silver Short Course Championships venue | |
| 50 Breaststroke | SCY | 41.39 | 2018-11-10 | 2018 Bluefins Pilgrims Pride | |
| 100 Breaststroke | SCY | 1:22.41 | 2023-03-04 | AD Silver Short Course Championships venue | |
| 25 Butterfly | SCY | 23.31 | 2017-03-05 | SHEN AD Silver Short Course Championships venue | |
| 50 Butterfly | SCY | 35.25 | 2019-11-23 | 2019 Harvest Invitational | |
| 100 Butterfly | SCY | 1:19.50 | 2022-03-06 | AD Silver Short Course Championships venue | |
| 100 Individual Medley | SCY | 1:18.58 | 2019-11-23 | 2019 Harvest Invitational | |
| 200 Individual Medley | SCY | 2:39.79 | 2023-03-05 | AD Silver Short Course Championships venue | |
| 50 Freestyle | LCM | 48.60 | 2017-06-11 | Clinton Cudas Colgate Classic Invitational venue | |
| 100 Freestyle | LCM | 1:54.10 | 2017-06-10 | Clinton Cudas Colgate Classic Invitational venue | |
| 200 Freestyle | LCM | 3:55.22 | 2017-06-11 | Clinton Cudas Colgate Classic Invitational venue | |
| 50 Backstroke | LCM | 53.93 | 2017-06-11 | Clinton Cudas Colgate Classic Invitational venue | |
| 100 Backstroke | LCM | 2:01.59 | 2017-06-10 | Clinton Cudas Colgate Classic Invitational venue | |
| 50 Butterfly | LCM | 58.69 | 2017-06-10 | Clinton Cudas Colgate Classic Invitational venue |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 33.06 | flat | 200 Free Relay | 2018-11-10 | 2018 Bluefins Pilgrims Pride |
| 50 Freestyle | SCY | 35.00 | flying | 200 Free Relay (leg 2) | 2019-11-23 | 2019 Harvest Invitational |
| 50 Breaststroke | SCY | 47.60 | flying | 200 Medley Relay (leg 2) | 2018-03-03 | RPI AD Silver Short Course Championships |
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 10 & under · SCY
4218 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:25.13 | 826 |
| 100 BK SCY | 1:13.12 | 899 |
| 100 BR SCY | 1:22.41 | 921 |
| 100 FL SCY | 1:19.50 | 709 |
| 200 IM SCY | 2:39.79 | 863 |
IMR 10 & under · SCY
3704 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:04.69 | 871 |
| 50 BK SCY | 36.89 | 689 |
| 50 BR SCY | 41.39 | 708 |
| 50 FL SCY | 35.25 | 699 |
| 100 IM SCY | 1:18.58 | 737 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:04.69
Front half 30.12s · back half 34.57s
200 Freestyle SCY 2:25.13
Front half 67.93s · back half 77.20s
500 Freestyle SCY 7:04.76
Front half 209.11s · back half 215.65s
100 Backstroke SCY 1:13.12
Front half 34.72s · back half 38.40s
100 Breaststroke SCY 1:22.41
Front half 38.97s · back half 43.44s
100 Butterfly SCY 1:19.50
Front half 35.40s · back half 44.10s
200 Individual Medley SCY 2:39.79
Front half 74.78s · back half 85.01s
200 Freestyle LCM 3:55.22
Front half 113.20s · back half 122.02s
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.