Roman Karezin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.13 | AAA+0.54s to AAAA | 2025-02-02 | 2025 NE UVAC Silvers venue |
| 100 Freestyle | SCY | 56.95 | AA+0.76s to AAA | 2025-02-01 | 2025 NE UVAC Silvers venue |
| 200 Freestyle | SCY | 2:12.00 | A+3.81s to AA | 2024-12-22 | 2024 NE CRIM DECEMBER TEAM SPECIALTY W/ DIST venue |
| 500 Freestyle | SCY | 6:11.16 | BB+11.17s to A | 2024-12-20 | 2024 NE CRIM DECEMBER TEAM SPECIALTY W/ DIST venue |
| 50 Backstroke | SCY | 29.81 | AA+0.12s to AAA | 2025-01-01 | CCSC Team Specialty Meet with 50's ShootOut |
| 100 Backstroke | SCY | 1:04.92 | AA+2.13s to AAA | 2025-02-02 | 2025 NE UVAC Silvers venue |
| 200 Backstroke | SCY | 2:25.29 | A+3.30s to AA | 2025-02-01 | 2025 NE UVAC Silvers venue |
| 50 Breaststroke | SCY | 47.11 | +3.62s to B | 2023-02-03 | 2023 NE CRIM Silver Championships |
| 100 Breaststroke | SCY | 1:23.37 | BB+4.98s to A | 2025-01-03 | 2025 NE CRIM Jan Team Specialty |
| 200 Breaststroke | SCY | 3:06.38 | B+3.99s to BB | 2025-01-03 | 2025 NE CRIM Jan Team Specialty |
| 50 Butterfly | SCY | 46.85 | +9.76s to B | 2023-02-03 | 2023 NE CRIM Silver Championships |
| 100 Individual Medley | SCY | 1:15.30 | BB+5.31s to A | 2024-09-29 | 2024 NE CRIM Battle of the branches slow pool |
| 200 Individual Medley | SCY | 2:35.52 | BB+3.23s to A | 2025-01-03 | 2025 NE CRIM Jan Team Specialty |
| 50 Freestyle | LCM | 28.60 | AAA+0.51s to AAAA | 2025-06-22 | 2025 NE CS June Summer Solstice venue |
| 100 Freestyle | LCM | 1:07.08 | AA+2.59s to AAA | 2025-06-21 | 2025 NE CS June Summer Solstice venue |
| 200 Freestyle | LCM | 2:36.51 | BB+2.92s to A | 2024-06-23 | 2024 NE BGSC June Summer Solstice venue |
| 400 Freestyle | LCM | 5:33.81 | BB+7.12s to A | 2024-06-21 | 2024 NE BGSC June Summer Solstice venue |
| 50 Backstroke | LCM | 35.21 | AA+0.82s to AAA | 2025-04-06 | 2025 NE CS Season Opener venue |
| 100 Backstroke | LCM | 1:14.65 | AA+0.36s to AAA | 2025-06-13 | 2025 NE CS Jenny Thompson Classic |
| 200 Backstroke | LCM | 2:36.92 | AAA+4.73s to AAAA | 2025-01-01 | 2025 may 30 june 1 summer fiesta results |
| 50 Breaststroke | LCM | 47.86 | B+1.97s to BB | 2026-01-01 | Gator Swimming Seekonk Summer Fiesta |
| 100 Breaststroke | LCM | 1:42.44 | B+2.85s to BB | 2025-05-11 | 2025 NE CS May 9-11 Spring Fling venue |
| 100 Butterfly | LCM | 1:27.53 | B+0.24s to BB | 2025-06-13 | 2025 NE CS Jenny Thompson Classic |
| 200 Individual Medley | LCM | 2:39.26 | AA+0.47s to AAA | 2025-06-20 | 2025 NE CS June Summer Solstice |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | SCY | 30.40 | flat | 200 Medley Relay | 2025-02-01 | 2025 NE UVAC Silvers |
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 11-12 · LCM
3233 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:33.81 | 628 |
| 100 BK LCM | 1:14.65 | 838 |
| 100 BR LCM | 1:42.44 | 458 |
| 100 FL LCM | 1:27.53 | 464 |
| 200 IM LCM | 2:39.26 | 845 |
IMR 11-12 · LCM
2698 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:36.51 | 633 |
| 50 BK LCM | 35.21 | 792 |
| 50 BR LCM | 47.86 | 428 |
| 200 IM LCM | 2:39.26 | 845 |
| 50 FL LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 56.95
Front half 27.24s · back half 29.71s
200 Freestyle SCY 2:12.00
Front half 63.16s · back half 68.84s
500 Freestyle SCY 6:11.16
Front half 177.93s · back half 193.23s
100 Backstroke SCY 1:04.92
Front half 30.92s · back half 34.00s
200 Backstroke SCY 2:25.29
Front half 71.73s · back half 73.56s
100 Breaststroke SCY 1:23.37 split/total mismatch
Front half 38.96s · back half 44.41s
200 Breaststroke SCY 3:06.38 split/total mismatch
100 Individual Medley SCY 1:15.30
Front half 35.60s · back half 39.70s
200 Individual Medley SCY 2:35.52 split/total mismatch
100 Freestyle LCM 1:07.08
Front half 32.82s · back half 34.26s
200 Freestyle LCM 2:36.51
Front half 73.68s · back half 82.83s
400 Freestyle LCM 5:33.81
Front half 160.58s · back half 173.23s
100 Backstroke LCM 1:14.65 split/total mismatch
Front half 34.79s · back half 39.86s
200 Backstroke LCM 2:36.92 split/total mismatch
100 Breaststroke LCM 1:42.44
Front half 47.55s · back half 54.89s
100 Butterfly LCM 1:27.53 split/total mismatch
Front half 35.51s · back half 52.02s
200 Individual Medley LCM 2:39.26 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.