swimRostislav Bilyov
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 41.15 | +2.86s to B | 2025-10-04 | GA 2025 Pentathlon slow pool |
| 50 Backstroke | SCY | 50.72 | +2.23s to B | 2025-10-04 | GA 2025 Pentathlon slow pool |
| 50 Breaststroke | SCY | 1:01.57 | +8.08s to B | 2025-10-04 | GA 2025 Pentathlon slow pool |
| 50 Backstroke | LCM | 46.75 | BB+3.66s to A | 2025-01-01 | Gold |
| 100 Backstroke | LCM | 2:06.19 | +9.50s to B | 2025-01-01 | Gold |
| 50 Breaststroke | LCM | 1:07.28 | +6.39s to B | 2025-01-01 | Gold |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 10 & under · LCM
254 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 2:06.19 | 254 |
| 200 FR LCM | — | 0 |
| 100 BR LCM | — | 0 |
| 100 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
IMR 10 & under · LCM
729 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK LCM | 46.75 | 495 |
| 50 BR LCM | 1:07.28 | 234 |
| 100 FR LCM | — | 0 |
| 50 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
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.