swimNathan Kasperkiewicz
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.84 | B+0.05s to BB | 2024-01-27 | 2024 PN CSC Winter Invitational venue |
| 100 Freestyle | SCY | 57.46 | BB+3.17s to A | 2024-02-24 | 2024 PN February Age Group Invitational venue |
| 200 Freestyle | SCY | 2:11.97 | B+3.58s to BB | 2024-01-27 | 2024 PN CSC Winter Invitational venue |
| 100 Backstroke | SCY | 1:02.91 | BB+3.32s to A | 2024-02-24 | 2024 PN February Age Group Invitational venue |
| 200 Backstroke | SCY | 2:14.38 | BB+4.29s to A | 2024-03-03 | 2024 PN PDST March Pentathlon and Last Chance venue |
| 100 Breaststroke | SCY | 1:18.03 | B+5.04s to BB | 2024-01-28 | 2024 PN CSC Winter Invitational venue |
| 100 Butterfly | SCY | 1:03.05 | BB+4.16s to A | 2024-02-25 | 2024 PN February Age Group Invitational venue |
| 50 Freestyle | LCM | 29.69 | BB+1.10s to A | 2024-05-04 | 2024 PN BC May Flowers venue |
| 100 Freestyle | LCM | 1:05.70 | BB+3.41s to A | 2024-05-24 | 13th Annual Speedo Arizona Invitational venue |
| 200 Freestyle | LCM | 2:24.40 | BB+7.21s to A | 2024-05-25 | 13th Annual Speedo Arizona Invitational venue |
| 100 Backstroke | LCM | 1:13.17 | BB+3.58s to A | 2024-05-04 | 2024 PN BC May Flowers venue |
| 200 Backstroke | LCM | 2:41.59 | BB+10.50s to A | 2024-05-05 | 2024 PN BC May Flowers venue |
| 100 Breaststroke | LCM | 1:34.01 | +2.62s to B | 2023-06-04 | 2023 IE VS Apple Capital slow pool |
| 50 Butterfly | LCM | 33.53 | BB+2.24s to A | 2023-06-03 | 2023 IE VS Apple Capital slow pool |
| 100 Butterfly | LCM | 1:19.00 | +0.41s to B | 2024-05-25 | 13th Annual Speedo Arizona Invitational venue |
| 200 Individual Medley | LCM | 2:50.94 | B+4.95s to BB | 2024-05-04 | 2024 PN BC May Flowers venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 15-16 · LCM
972 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 2:41.59 | 511 |
| 200 IM LCM | 2:50.94 | 461 |
| 400 FR LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 15-16 · LCM
2286 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:24.40 | 538 |
| 100 BK LCM | 1:13.17 | 537 |
| 100 BR LCM | 1:34.01 | 363 |
| 100 FL LCM | 1:19.00 | 387 |
| 200 IM LCM | 2:50.94 | 461 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 57.46 RT 0.67s
Front half 27.63s · back half 29.83s
200 Freestyle SCY 2:11.97
Front half 63.32s · back half 68.65s
100 Backstroke SCY 1:02.91 RT 0.76s
Front half 29.86s · back half 33.05s
200 Backstroke SCY 2:14.38
Front half 65.07s · back half 69.31s
100 Breaststroke SCY 1:18.03
Front half 36.93s · back half 41.10s
100 Butterfly SCY 1:03.05
Front half 29.37s · back half 33.68s
200 Freestyle LCM 2:24.40
Front half 68.98s · back half 75.42s
200 Backstroke LCM 2:41.59 RT 0.72s
Front half 78.00s · back half 83.59s
100 Breaststroke LCM 1:34.01
Front half 43.76s · back half 50.25s
200 Individual Medley LCM 2:50.94 RT 0.75s
Front half 77.23s · back half 93.71s
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.