Boris Petrov
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 16.37 | 2025-06-28 | 2025 FL Summer Area 2 Championships workingvenue | |
| 50 Freestyle | SCY | 30.31 | A+0.32s to AA·+7.12s to Sectionals | 2026-03-08 | 2026 Florida Swimming FLAGS NORTHvenue |
| 100 Freestyle | SCY | 1:08.21 | A+1.02s to AA·+17.22s to Sectionals | 2026-02-28 | 2026 Spring Area 2 Championshipsvenue |
| 200 Freestyle | SCY | 2:33.63 | BB+1.94s to A·+41.84s to Sectionals | 2026-03-01 | 2026 Spring Area 2 Championshipsvenue |
| 25 Backstroke | SCY | 22.59 | 2025-06-28 | 2025 FL Summer Area 2 Championships workingvenue | |
| 50 Backstroke | SCY | 37.53 | A+1.54s to AA·+13.84s to Futures | 2026-07-26 | 2026 FL Summer Area 2 Championships workingvenue |
| 100 Backstroke | SCY | 1:24.10 | BB+4.21s to A·+28.61s to Sectionals | 2026-07-25 | 2026 FL Summer Area 2 Championships workingvenue |
| 25 Breaststroke | SCY | 27.03 | 2025-04-12 | 2025 PA Spring Invitevenue | |
| 50 Breaststroke | SCY | 42.95 | BB+0.86s to A·+16.66s to Futures | 2026-07-25 | 2026 FL Summer Area 2 Championships workingvenue |
| 100 Breaststroke | SCY | 1:34.11 | BB+2.42s to A·+30.92s to Sectionals | 2026-07-26 | 2026 FL Summer Area 2 Championships workingvenue |
| 25 Butterfly | SCY | 24.31 | 2025-06-28 | 2025 FL Summer Area 2 Championships workingvenue | |
| 50 Butterfly | SCY | 40.63 | BB+4.54s to A·+17.74s to Futures | 2026-07-25 | 2026 FL Summer Area 2 Championships workingvenue |
| 100 Butterfly | SCY | 1:46.08 | B+6.79s to BB·+50.89s to Sectionals | 2026-07-26 | 2026 FL Summer Area 2 Championships workingvenue |
| 100 Individual Medley | SCY | 1:23.27 | BB+3.38s to A | 2026-07-26 | 2026 FL Summer Area 2 Championships workingvenue |
| 200 Individual Medley | SCY | 3:06.82 | BB+13.33s to A·+62.83s to Sectionals | 2026-07-25 | 2026 FL Summer Area 2 Championships workingvenue |
| 50 Freestyle | LCM | 33.84 | AA+0.85s to AAA·+6.85s to Sectionals | 2026-07-12 | 2026 FL Summer Age Group Championshipsvenue |
| 100 Freestyle | LCM | 1:15.32 | AA+2.03s to AAA·+16.33s to Sectionals | 2026-07-11 | 2026 FL Summer Age Group Championshipsvenue |
| 200 Freestyle | LCM | 2:42.86 | AA+3.67s to AAA·+34.17s to Sectionals | 2026-07-10 | 2026 FL Summer Age Group Championshipsvenue |
| 400 Freestyle | LCM | 5:49.34 | AA+12.75s to AAA·+74.95s to Sectionals | 2026-07-12 | 2026 FL Summer Age Group Championshipsvenue |
| 50 Backstroke | LCM | 46.24 | BB+3.15s to A·+18.35s to Futures | 2026-06-27 | 2026 Planet Swim Summer Championshipsvenue |
| 100 Backstroke | LCM | 1:39.08 | BB+6.79s to A·+33.89s to Sectionals | 2026-06-26 | 2026 Planet Swim Summer Championshipsvenue |
| 50 Breaststroke | LCM | 52.01 | BB+4.12s to A·+21.12s to Futures | 2026-06-27 | 2026 Planet Swim Summer Championshipsvenue |
| 100 Breaststroke | LCM | 1:55.35 | BB+9.76s to A·+41.65s to Sectionals | 2026-05-17 | 2026 PA Long Course Invitevenue |
| 50 Butterfly | LCM | 52.15 | B+5.76s to BB·+25.86s to Futures | 2026-05-17 | 2026 PA Long Course Invitevenue |
| 100 Butterfly | LCM | 2:03.91 | B+11.02s to BB·+60.82s to Sectionals | 2026-04-11 | 2026 Ron Nardozzi Pre-Derby Sprint Invite - cvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.87 | flat | 200 Free Relay | 2026-02-28 | 2026 Spring Area 2 Championships |
| 50 Freestyle | SCY | 31.59 | flying | 200 Medley Relay (leg 4) | 2026-03-01 | 2026 Spring Area 2 Championships |
| 50 Freestyle | SCY | 30.50 | flying | 200 Free Relay (leg 3) | 2026-03-08 | 2026 Florida Swimming FLAGS NORTH |
| 50 Freestyle | LCM | 33.86 | flying | 200 Free Relay (leg 4) | 2026-07-12 | 2026 FL Summer Age Group Championships |
| 50 Freestyle | LCM | 33.35 | flying | 200 Medley Relay (leg 4) | 2026-07-11 | 2026 FL Summer Age Group 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 10 & under · SCY
2592 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:33.63 | 644 |
| 100 BK SCY | 1:24.10 | 552 |
| 100 BR SCY | 1:34.11 | 586 |
| 100 FL SCY | 1:46.08 | 284 |
| 200 IM SCY | 3:06.82 | 526 |
IMR 10 & under · SCY
2965 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:08.21 | 704 |
| 50 BK SCY | 37.53 | 630 |
| 50 BR SCY | 42.95 | 608 |
| 50 FL SCY | 40.63 | 435 |
| 100 IM SCY | 1:23.27 | 588 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:08.21
Front half 32.61s · back half 35.60s
200 Freestyle SCY 2:33.63
Front half 75.27s · back half 78.36s
100 Backstroke SCY 1:24.10
Front half 41.59s · back half 42.51s
100 Breaststroke SCY 1:34.11
Front half 45.00s · back half 49.11s
100 Butterfly SCY 1:46.08
Front half 46.23s · back half 59.85s
100 Individual Medley SCY 1:23.27
Front half 38.92s · back half 44.35s
200 Individual Medley SCY 3:06.82
Front half 94.30s · back half 92.52s
100 Freestyle LCM 1:15.32 RT 0.87s
Front half 36.70s · back half 38.62s
200 Freestyle LCM 2:42.86
Front half 79.83s · back half 83.03s
400 Freestyle LCM 5:49.34 RT 0.80s
Front half 173.94s · back half 175.40s
100 Backstroke LCM 1:39.08
Front half 47.92s · back half 51.16s
100 Breaststroke LCM 1:55.35
Front half 54.22s · back half 61.13s
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.
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.