Austyn Karasiewicz
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.29 | BB+0.90s to A | 2026-03-13 | 2026 MD LSC / NBAC JR Champs - Site 1 fast pool |
| 100 Freestyle | SCY | 1:03.43 | BB+3.94s to A | 2024-03-08 | 2024 Speedo Maryland Junior Championship - Si |
| 200 Freestyle | SCY | 2:20.33 | B+1.64s to BB | 2026-01-11 | EST SPEEDO Mid-Winter Invite fast pool |
| 500 Freestyle | SCY | 6:21.65 | B+7.76s to BB | 2026-02-13 | 39th Black History Swim Meet venue |
| 1000 Freestyle | SCY | 13:18.78 | B+20.39s to BB | 2024-01-01 | 2024 ASC |
| 1650 Freestyle | SCY | 22:20.62 | B+37.53s to BB | 2025-12-21 | The Grinch Stole My Times (distance) 2025 venue |
| 50 Backstroke | SCY | 35.46 | +0.17s to B | 2025-11-14 | ISCA Fall Classic Championship 2025 venue |
| 100 Backstroke | SCY | 1:14.23 | B+4.64s to BB | 2025-11-14 | ISCA Fall Classic Championship 2025 |
| 200 Backstroke | SCY | 2:42.60 | +0.11s to B | 2026-01-09 | EST SPEEDO Mid-Winter Invite |
| 50 Breaststroke | SCY | 39.31 | B+0.92s to BB | 2025-12-12 | 2025 East Coast WinterFest venue |
| 100 Breaststroke | SCY | 1:25.83 | B+5.44s to BB | 2025-12-14 | 2025 East Coast WinterFest venue |
| 200 Breaststroke | SCY | 3:12.44 | +4.95s to B | 2024-12-28 | 2024 ASC IMX Challenge venue |
| 50 Butterfly | SCY | 32.04 | BB+1.95s to A | 2026-03-14 | 2026 MD LSC / NBAC JR Champs - Site 1 fast pool |
| 100 Butterfly | SCY | 1:22.82 | +8.03s to B | 2025-12-13 | 2025 East Coast WinterFest venue |
| 100 Individual Medley | SCY | 1:13.97 | 2026-03-15 | 2026 MD LSC / NBAC JR Champs - Site 1 fast pool | |
| 200 Individual Medley | SCY | 2:39.83 | B+4.44s to BB | 2025-11-14 | ISCA Fall Classic Championship 2025 |
| 400 Individual Medley | SCY | 5:49.88 | B+17.29s to BB | 2025-12-20 | The Grinch Stole My Times (distance) 2025 venue |
| 50 Freestyle | LCM | 32.84 | BB+1.65s to A | 2023-05-14 | 2023 John C. Clegg Memorial Long Course Meet venue |
| 100 Freestyle | LCM | 1:13.55 | B+0.66s to BB | 2025-07-13 | 2025 NBAC Mid Summer Classic venue |
| 200 Freestyle | LCM | 2:41.24 | B+3.85s to BB | 2025-05-11 | 2025 NAAC MOTHER'S DAY MEET venue |
| 400 Freestyle | LCM | 5:53.07 | B+19.78s to BB | 2024-06-02 | 2024 Eagle Swim Team Speedo Sizzler venue |
| 800 Freestyle | LCM | 12:20.56 | B+52.27s to BB | 2026-01-01 | est sizzler 2026 results 1 |
| 1500 Freestyle | LCM | 23:54.43 | +9.14s to B | 2026-04-17 | 2026 CAC Spring "Swimming to the 80s" LCM Sw slow pool |
| 50 Backstroke | LCM | 41.87 | +0.58s to B | 2026-04-26 | 2026 ASC Spring Long Course Meet venue |
| 100 Backstroke | LCM | 1:27.46 | B+6.27s to BB | 2026-05-31 | 2026 Eagle Swim Team Speedo Sizzler venue |
| 200 Backstroke | LCM | 3:10.12 | +2.23s to B | 2025-07-13 | 2025 NBAC Mid Summer Classic venue |
| 50 Breaststroke | LCM | 44.32 | B+0.83s to BB | 2022-06-04 | 2022 Eagle Swim Team Speedo Sizzler venue |
| 100 Breaststroke | LCM | 1:41.42 | +2.23s to B | 2022-05-01 | 2022 ASC Spring Long Course Meet venue |
| 200 Breaststroke | LCM | 3:43.90 | +11.11s to B | 2026-04-19 | 2026 CAC Spring "Swimming to the 80s" LCM Sw slow pool |
| 50 Butterfly | LCM | 39.05 | B+2.66s to BB | 2022-04-30 | 2022 ASC Spring Long Course Meet venue |
| 100 Butterfly | LCM | 1:46.95 | +22.56s to B | 2026-01-01 | est sizzler 2026 results 1 |
| 200 Individual Medley | LCM | 3:09.26 | B+11.17s to BB | 2026-04-25 | 2026 ASC Spring Long Course Meet venue |
| 400 Individual Medley | LCM | 6:52.81 | +4.82s to B | 2026-04-18 | 2026 CAC Spring "Swimming to the 80s" LCM Sw slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 Freestyle | SCY | 31.02 | flat | 200 Free Relay | 2022-10-22 | 2022 Fox Fall Invitational 1 |
| 50 Freestyle | SCY | 27.86 | flying | 200 Free Relay (leg 2) | 2026-02-21 | 2026 MPSSAA_4A3AStateSwimChamps |
| 100 Freestyle | SCY | 1:04.13 | flying | 400 Free Relay (leg 4) | 2023-03-11 | 2023 MD LSC JR Champs - NBAC Site |
| 100 Freestyle | SCY | 1:03.11 | flying | 400 Medley Relay (leg 4) | 2023-03-12 | 2023 MD LSC JR Champs - NBAC Site |
| 50 Breaststroke | SCY | 36.81 | flying | 200 Medley Relay (leg 2) | 2023-02-12 | 2023 CAC 2nd Annual Spring Fest 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
2201 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 6:21.65 | 489 |
| 200 BK SCY | 2:42.60 | 419 |
| 200 BR SCY | 3:12.44 | 380 |
| 200 IM SCY | 2:39.83 | 473 |
| 400 IM SCY | 5:49.88 | 440 |
| 200 FL SCY | — | 0 |
IMR 15-16 · SCY
2138 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:20.33 | 505 |
| 100 BK SCY | 1:14.23 | 431 |
| 100 BR SCY | 1:25.83 | 424 |
| 100 FL SCY | 1:22.82 | 305 |
| 200 IM SCY | 2:39.83 | 473 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 2:20.33
Front half 66.86s · back half 73.47s
500 Freestyle SCY 6:21.65
Front half 187.10s · back half 194.55s
1650 Freestyle SCY 22:20.62
200 Backstroke SCY 2:42.60 split/total mismatch
100 Breaststroke SCY 1:25.83
Front half 40.31s · back half 45.52s
200 Breaststroke SCY 3:12.44
Front half 93.70s · back half 98.74s
100 Butterfly SCY 1:22.82
Front half 42.14s · back half 40.68s
400 Individual Medley SCY 5:49.88
Front half 175.22s · back half 174.66s
100 Freestyle LCM 1:13.55
Front half 34.47s · back half 39.08s
200 Freestyle LCM 2:41.24
Front half 78.91s · back half 82.33s
400 Freestyle LCM 5:53.07
Front half 175.08s · back half 177.99s
800 Freestyle LCM 12:20.56 split/total mismatch
1500 Freestyle LCM 23:54.43
Front half 706.87s · back half 727.56s
100 Backstroke LCM 1:27.46
Front half 41.44s · back half 46.02s
200 Backstroke LCM 3:10.12
Front half 93.44s · back half 96.68s
200 Breaststroke LCM 3:43.90
Front half 108.15s · back half 115.75s
100 Butterfly LCM 1:46.95 split/total mismatch
200 Individual Medley LCM 3:09.26
Front half 88.52s · back half 100.74s
400 Individual Medley LCM 6:52.81
Front half 208.62s · back half 204.19s
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.