David Krosin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.15 | BB+1.46s to A | 2011-03-12 | Lake Erie Gold Championships venue |
| 100 Freestyle | SCY | 54.22 | BB+2.23s to A | 2011-03-05 | LE Silver Qualifier venue |
| 500 Freestyle | SCY | 7:09.63 | +64.84s to B | High School Sectionals venue | |
| 50 Backstroke | SCY | 29.33 | B+0.64s to BB | 2011-03-13 | Lake Erie Gold Championships venue |
| 100 Backstroke | SCY | 1:01.09 | B+0.20s to BB | 2011-02-14 | High School Sectionals venue |
| 200 Backstroke | SCY | 2:17.42 | B+3.33s to BB | 2011-03-06 | LE Silver Qualifier venue |
| 100 Butterfly | SCY | 1:02.28 | B+1.39s to BB | 2010-02-14 | High School Sectionals venue |
| 200 Butterfly | SCY | 2:30.63 | +3.14s to B | 2011-03-06 | LE Silver Qualifier venue |
| 50 Freestyle | LCM | 29.79 | B+0.10s to BB | 2009 LESI Long Course Championships venue | |
| 100 Freestyle | LCM | 1:09.50 | B+4.31s to BB | 2009 LESI Long Course Championships venue | |
| 100 Butterfly | LCM | 1:18.87 | +3.88s to B | 2009 LESI Long Course Championships venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 54.78 | flying | 400 Free Relay (leg 3) | 2011-02-20 | 2011 Northeast High School District |
| 50 Backstroke | SCY | 27.54 | flat | 200 Medley Relay | 2011-02-14 | High School Sectionals |
| 100 Freestyle | LCM | 1:09.88 | flying | 400 Medley Relay (leg 4) | 2009 LESI Long Course Championships | |
| 100 Freestyle | LCM | 1:08.56 | flying | 400 Free Relay (leg 4) | 2009 LESI Long 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 17-18 · SCY
1124 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:09.63 | 254 |
| 200 BK SCY | 2:17.42 | 483 |
| 200 FL SCY | 2:30.63 | 387 |
| 200 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
1001 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:01.09 | 512 |
| 100 FL SCY | 1:02.28 | 489 |
| 200 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.22
Front half 25.56s · back half 28.66s
500 Freestyle SCY 7:09.63
Front half 212.44s · back half 217.19s
100 Backstroke SCY 1:01.09
Front half 29.32s · back half 31.77s
200 Backstroke SCY 2:17.42
Front half 65.73s · back half 71.69s
100 Butterfly SCY 1:02.28
Front half 28.12s · back half 34.16s
200 Butterfly SCY 2:30.63
Front half 68.46s · back half 82.17s
100 Freestyle LCM 1:09.50
Front half 32.69s · back half 36.81s
100 Butterfly LCM 1:18.87
Front half 35.87s · back half 43.00s
Progression
Faster times are higher. One card per event, all courses & history.