Mark Kozintsev
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.77 | B+1.98s to BB | 2025-12-07 | 2025 PV Turkey Claus Showdown venue |
| 100 Freestyle | SCY | 1:00.99 | B+2.20s to BB | 2026-02-15 | 39th Black History Swim Meet venue |
| 200 Freestyle | SCY | 2:07.28 | BB+8.69s to A | 2026-02-22 | 2026 Machine Qualifier venue |
| 500 Freestyle | SCY | 5:38.91 | BB+16.32s to A | 2026-02-20 | 2026 Machine Qualifier venue |
| 1000 Freestyle | SCY | 12:47.91 | B+40.22s to BB | 2025-12-04 | 2025 PV Turkey Claus Showdown venue |
| 1650 Freestyle | SCY | 19:51.86 | BB+70.97s to A | 2026-01-03 | 2026 PV Janaury Distance venue |
| 100 Backstroke | SCY | 1:13.08 | +3.59s to B | 2025-12-07 | 2025 PV Turkey Claus Showdown venue |
| 200 Backstroke | SCY | 2:28.30 | B+7.31s to BB | 2026-02-21 | 2026 Machine Qualifier venue |
| 50 Breaststroke | SCY | 33.93 | BB+1.84s to A | 2026-02-21 | 2026 Machine Qualifier venue |
| 100 Breaststroke | SCY | 1:14.01 | B+1.02s to BB | 2026-02-22 | 2026 Machine Qualifier venue |
| 200 Breaststroke | SCY | 2:37.63 | BB+10.64s to A | 2026-02-15 | 39th Black History Swim Meet venue |
| 100 Butterfly | SCY | 1:19.24 | +10.55s to B | 2025-12-05 | 2025 PV Turkey Claus Showdown venue |
| 200 Butterfly | SCY | 2:56.57 | +22.58s to B | 2026-02-21 | 2026 Machine Qualifier venue |
| 200 Individual Medley | SCY | 2:26.35 | B+3.16s to BB | 2026-02-22 | 2026 Machine Qualifier venue |
| 400 Individual Medley | SCY | 5:08.30 | B+0.41s to BB | 2026-03-20 | March Madness 2026 fast pool |
| 50 Freestyle | LCM | 31.50 | B+0.51s to BB | 2026-04-24 | 2026 Machine Long Course Classic venue |
| 100 Freestyle | LCM | 1:07.40 | BB+5.11s to A | 2026-05-16 | 2026 Long Course Spring Invitational venue |
| 200 Freestyle | LCM | 2:25.70 | BB+8.51s to A | 2026-05-17 | 2026 Long Course Spring Invitational venue |
| 400 Freestyle | LCM | 5:00.06 | BB+7.97s to A | 2026-06-21 | 2026 Machine June Long Course Invitational - venue |
| 800 Freestyle | LCM | 10:15.08 | BB+11.19s to A | 2026-06-20 | 2026 Machine June Long Course Invitational - venue |
| 1500 Freestyle | LCM | 20:25.11 | BB+60.32s to A | 2026-05-15 | 2026 Long Course Spring Invitational venue |
| 100 Backstroke | LCM | 1:21.10 | B+5.71s to BB | 2026-06-19 | 2026 Machine June Long Course Invitational - venue |
| 200 Backstroke | LCM | 2:49.90 | B+6.21s to BB | 2026-04-25 | 2026 Machine Long Course Classic venue |
| 100 Breaststroke | LCM | 1:25.42 | B+0.53s to BB | 2026-05-16 | 2026 Long Course Spring Invitational venue |
| 200 Breaststroke | LCM | 3:03.42 | BB+12.03s to A | 2026-04-26 | 2026 Machine Long Course Classic venue |
| 100 Butterfly | LCM | 1:23.84 | +5.25s to B | 2026-05-17 | 2026 Long Course Spring Invitational venue |
| 200 Individual Medley | LCM | 2:46.96 | B+0.97s to BB | 2026-04-24 | 2026 Machine Long Course Classic venue |
| 400 Individual Medley | LCM | 5:49.79 | BB+20.50s to A | 2026-06-19 | 2026 Machine June Long Course Invitational - 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 · SCY
2660 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:38.91 | 541 |
| 200 BK SCY | 2:28.30 | 415 |
| 200 BR SCY | 2:37.63 | 502 |
| 200 FL SCY | 2:56.57 | 259 |
| 200 IM SCY | 2:26.35 | 462 |
| 400 IM SCY | 5:08.30 | 481 |
IMR 15-16 · LCM
2221 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:25.70 | 524 |
| 100 BK LCM | 1:21.10 | 394 |
| 100 BR LCM | 1:25.42 | 484 |
| 100 FL LCM | 1:23.84 | 324 |
| 200 IM LCM | 2:46.96 | 495 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:00.99
Front half 29.19s · back half 31.80s
200 Freestyle SCY 2:07.28
Front half 61.91s · back half 65.37s
500 Freestyle SCY 5:38.91
Front half 167.76s · back half 171.15s
1000 Freestyle SCY 12:47.91
Front half 362.12s · back half 405.79s
1650 Freestyle SCY 19:51.86
100 Backstroke SCY 1:13.08
Front half 35.67s · back half 37.41s
200 Backstroke SCY 2:28.30
Front half 73.65s · back half 74.65s
100 Breaststroke SCY 1:14.01
Front half 34.88s · back half 39.13s
200 Breaststroke SCY 2:37.63
100 Butterfly SCY 1:19.24
Front half 36.27s · back half 42.97s
200 Butterfly SCY 2:56.57
Front half 83.22s · back half 93.35s
200 Individual Medley SCY 2:26.35
Front half 73.66s · back half 72.69s
100 Freestyle LCM 1:07.40
Front half 32.71s · back half 34.69s
200 Freestyle LCM 2:25.70
400 Freestyle LCM 5:00.06
Front half 148.40s · back half 151.66s
800 Freestyle LCM 10:15.08
Front half 308.30s · back half 306.78s
1500 Freestyle LCM 20:25.11
Front half 606.67s · back half 618.44s
100 Backstroke LCM 1:21.10
Front half 39.98s · back half 41.12s
100 Breaststroke LCM 1:25.42
Front half 40.35s · back half 45.07s
200 Breaststroke LCM 3:03.42
Front half 88.61s · back half 94.81s
200 Individual Medley LCM 2:46.96
Front half 81.65s · back half 85.31s
400 Individual Medley LCM 5:49.79
Front half 177.41s · back half 172.38s
Progression
Faster times are higher. One card per event, all courses & history.