Kostya Borisov
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.09 | AAA+0.70s to AAAA·Sectionals ✓+0.80s to Futures | 2010-11-20 | The Mark J. Braun Fall Classicvenue |
| 100 Freestyle | SCY | 50.81 | AA+1.82s to AAA·+1.82s to Sectionals | 2010-11-21 | The Mark J. Braun Fall Classicvenue |
| 200 Freestyle | SCY | 1:56.30 | A+4.31s to AA·+8.81s to Sectionals | The Mark J. Braun Fall Classicvenue | |
| 100 Backstroke | SCY | 57.34 | A+1.65s to AA·+1.25s to Sectionals | 2010-11-20 | The Mark J. Braun Fall Classicvenue |
| 200 Backstroke | SCY | 2:05.16 | A+3.17s to AA·+3.77s to Sectionals | 2009-11-21 | The Mark J. Braun Fall Classicvenue |
| 200 Individual Medley | SCY | 2:08.14 | A+3.85s to AA·+7.15s to Sectionals | 2010-11-21 | The Mark J. Braun Fall Classicvenue |
| 400 Individual Medley | SCY | 4:40.12 | BB+2.43s to A·+16.13s to Sectionals | The Mark J. Braun Fall Classicvenue | |
| 50 Freestyle | LCM | 26.82 | AA+0.93s to AAA·+0.83s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 100 Freestyle | LCM | 59.24 | A+0.25s to AA·+2.65s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 200 Freestyle | LCM | 2:16.88 | BB+2.09s to A·+13.39s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 100 Backstroke | LCM | 1:07.19 | A+1.90s to AA·+2.80s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 200 Backstroke | LCM | 2:24.90 | A+3.41s to AA·+5.11s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 100 Breaststroke | LCM | 1:25.32 | B+1.83s to BB·+12.53s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 100 Butterfly | LCM | 1:08.75 | BB+2.76s to A·+7.26s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 200 Individual Medley | LCM | 2:35.33 | BB+4.04s to A·+15.94s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue | |
| 400 Individual Medley | LCM | 5:49.36 | B+0.07s to BB·+47.47s to Sectionals | The Robert F. Busbey Invitational Swim Meetvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 50.13 | flying | 400 Medley Relay (leg 4) | 2010-11-20 | The Mark J. Braun Fall Classic |
| 100 Freestyle | SCY | 50.67 | flying | 400 Free Relay (leg 4) | 2010-11-21 | The Mark J. Braun Fall Classic |
| 200 Freestyle | SCY | 1:57.92 | flying | 800 Free Relay (leg 2) | 2010-11-20 | The Mark J. Braun Fall Classic |
| 100 Backstroke | SCY | 59.00 | flat | 400 Medley Relay | 2009-11-22 | The Mark J. Braun Fall Classic |
| 100 Freestyle | LCM | 1:02.29 | flat | 400 Free Relay | The Robert F. Busbey Invitational Swim Meet | |
| 100 Freestyle | LCM | 1:02.77 | flying | 400 Medley Relay (leg 4) | The Robert F. Busbey Invitational Swim Meet |
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 15-16 · SCY
2021 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 2:05.16 | 691 |
| 200 IM SCY | 2:08.14 | 689 |
| 400 IM SCY | 4:40.12 | 641 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 15-16 · LCM
3013 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:16.88 | 632 |
| 100 BK LCM | 1:07.19 | 694 |
| 100 BR LCM | 1:25.32 | 486 |
| 100 FL LCM | 1:08.75 | 587 |
| 200 IM LCM | 2:35.33 | 614 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 50.81
Front half 24.73s · back half 26.08s
200 Freestyle SCY 1:56.30
Front half 56.94s · back half 59.36s
100 Backstroke SCY 57.34
Front half 28.76s · back half 28.58s
200 Backstroke SCY 2:05.16
Front half 62.67s · back half 62.49s
200 Individual Medley SCY 2:08.14
Front half 61.39s · back half 66.75s
400 Individual Medley SCY 4:40.12
Front half 133.65s · back half 146.47s
100 Freestyle LCM 59.24
Front half 28.67s · back half 30.57s
200 Freestyle LCM 2:16.88
Front half 67.02s · back half 69.86s
100 Backstroke LCM 1:07.19
Front half 33.80s · back half 33.39s
200 Backstroke LCM 2:24.90
Front half 72.66s · back half 72.24s
100 Breaststroke LCM 1:25.32
Front half 41.37s · back half 43.95s
100 Butterfly LCM 1:08.75
Front half 32.20s · back half 36.55s
200 Individual Medley LCM 2:35.33
Front half 69.94s · back half 85.39s
400 Individual Medley LCM 5:49.36
Front half 169.79s · back half 179.57s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.