swimKumiko Sasaki
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 18.20 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Freestyle | SCY | 39.15 | B+3.06s to BB | 2016-12-11 | Holiday Meet slow pool |
| 100 Freestyle | SCY | 1:35.25 | +4.36s to B | 2016-11-13 | 2016 Bridget Vache Memorial MAC Fall Frenzy slow pool |
| 25 Backstroke | SCY | 20.15 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Backstroke | SCY | 43.56 | B+0.27s to BB | 2016-12-11 | Holiday Meet slow pool |
| 25 Breaststroke | SCY | 26.81 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Breaststroke | SCY | 58.53 | +3.94s to B | 2016-11-13 | 2016 Bridget Vache Memorial MAC Fall Frenzy slow pool |
| 25 Butterfly | SCY | 20.32 | 2016-12-10 | Holiday Meet slow pool | |
| 50 Butterfly | SCY | 46.87 | B+4.18s to BB | 2016-12-11 | Holiday Meet slow pool |
| 100 Individual Medley | SCY | 1:40.46 | B+6.67s to BB | 2016-12-11 | Holiday Meet slow pool |
| 50 Freestyle | LCM | 48.37 | +2.98s to B | 2016-06-12 | 2016 NBAC Long Course Championships venue |
| 100 Freestyle | LCM | 1:54.72 | +10.53s to B | 2016-07-10 | 2016 NBAC Mid Summer Classic venue |
| 50 Backstroke | LCM | 39.93 | AA+0.44s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
| 100 Backstroke | LCM | 1:26.70 | AA+0.81s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
| 50 Breaststroke | LCM | 1:07.53 | +5.34s to B | 2016-07-08 | 2016 NBAC Mid Summer Classic venue |
| 100 Breaststroke | LCM | 1:42.04 | AA+3.85s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
| 50 Butterfly | LCM | 38.85 | AA+1.56s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
| 100 Butterfly | LCM | 1:28.65 | AA+1.86s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
| 200 Individual Medley | LCM | 3:13.37 | AA+8.88s to AAA | 2019-07-18 | 2019 SE Southeastern LC Championships |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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.
IMX / IMR
IMX 10 & under · LCM
3069 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:26.70 | 818 |
| 100 BR LCM | 1:42.04 | 756 |
| 100 FL LCM | 1:28.65 | 751 |
| 200 IM LCM | 3:13.37 | 744 |
| 200 FR LCM | — | 0 |
IMR 10 & under · LCM
2790 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 1:54.72 | 234 |
| 50 BK LCM | 39.93 | 827 |
| 50 BR LCM | 1:07.53 | 242 |
| 50 FL LCM | 38.85 | 743 |
| 200 IM LCM | 3:13.37 | 744 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Individual Medley SCY 1:40.46
Front half 39.29s · back half 61.17s
100 Backstroke LCM 1:26.70
Front half 42.57s · back half 44.13s
100 Breaststroke LCM 1:42.04 split/total mismatch
100 Butterfly LCM 1:28.65
Front half 41.04s · back half 47.61s
200 Individual Medley LCM 3:13.37
Front half 90.10s · back half 103.27s
Progression
Faster times are higher. One card per event, all courses & history.