swimThomas Mieszczak
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 15.61 | 2025-02-01 | 2025 Guppy Bowl slow pool | |
| 50 Freestyle | SCY | 31.35 | BB+0.16s to A | 2026-03-14 | 2026 SCY 10 & Under Championship Meet venue |
| 100 Freestyle | SCY | 1:11.71 | BB+1.52s to A | 2026-03-14 | 2026 SCY 10 & Under Championship Meet venue |
| 200 Freestyle | SCY | 2:39.35 | BB+7.66s to A | 2026-02-28 | 2026 "Last Chance" Meet venue |
| 500 Freestyle | SCY | 7:09.59 | BB+26.00s to A | 2026-03-08 | 2026 Lake Huron Regional Meet fast pool |
| 25 Backstroke | SCY | 18.29 | 2024-12-07 | Snowball Splash venue | |
| 50 Backstroke | SCY | 37.63 | A+1.64s to AA | 2025-11-08 | Atlantis 2025 Fall Quack-Tack-Ular venue |
| 100 Backstroke | SCY | 1:18.66 | A+2.37s to AA | 2026-03-14 | 2026 SCY 10 & Under Championship Meet venue |
| 25 Breaststroke | SCY | 22.27 | 2025-02-01 | 2025 Guppy Bowl slow pool | |
| 50 Breaststroke | SCY | 44.86 | BB+2.77s to A | 2026-03-08 | 2026 Lake Huron Regional Meet fast pool |
| 100 Breaststroke | SCY | 1:35.64 | BB+3.95s to A | 2026-03-07 | 2026 Lake Huron Regional Meet fast pool |
| 25 Butterfly | SCY | 17.03 | 2025-10-11 | 2025 Back to the Pool venue | |
| 50 Butterfly | SCY | 34.67 | A+0.38s to AA | 2025-11-09 | Atlantis 2025 Fall Quack-Tack-Ular venue |
| 100 Butterfly | SCY | 1:33.45 | BB+8.86s to A | 2025-11-08 | Atlantis 2025 Fall Quack-Tack-Ular venue |
| 100 Individual Medley | SCY | 1:22.04 | BB+2.15s to A | 2026-02-28 | 2026 "Last Chance" Meet venue |
| 200 Individual Medley | SCY | 3:03.87 | BB+10.38s to A | 2026-03-08 | 2026 Lake Huron Regional Meet fast pool |
| 50 Freestyle | SCM | 38.13 | BB+3.64s to A | 2025-05-03 | May the Fourth Intergalactic Meet 2025 slow pool |
| 100 Freestyle | SCM | 1:29.10 | B+1.41s to BB | 2025-05-04 | May the Fourth Intergalactic Meet 2025 slow pool |
| 50 Backstroke | SCM | 44.98 | BB+3.29s to A | 2025-05-04 | May the Fourth Intergalactic Meet 2025 slow pool |
| 50 Breaststroke | SCM | 55.03 | B+2.24s to BB | 2025-05-03 | May the Fourth Intergalactic Meet 2025 slow pool |
| 50 Butterfly | SCM | 54.29 | +2.90s to B | 2025-05-04 | May the Fourth Intergalactic Meet 2025 slow pool |
| 100 Individual Medley | SCM | 1:43.98 | B+4.69s to BB | 2025-05-03 | May the Fourth Intergalactic Meet 2025 slow pool |
| 50 Freestyle | LCM | 34.57 | A+0.18s to AA | 2026-05-17 | 2026 CW Mega May Showers venue |
| 100 Freestyle | LCM | 1:17.69 | A+0.90s to AA | 2026-06-13 | 2026 OLY Summer Classic venue |
| 200 Freestyle | LCM | 3:01.37 | BB+7.68s to A | 2026-05-31 | 2026 PCC Cruisin into Summer venue |
| 400 Freestyle | LCM | 6:24.88 | BB+17.69s to A | 2026-06-12 | 2026 OLY Summer Classic venue |
| 50 Backstroke | LCM | 43.21 | BB+0.12s to A | 2026-05-30 | 2026 PCC Cruisin into Summer venue |
| 100 Backstroke | LCM | 1:32.50 | BB+0.21s to A | 2026-05-31 | 2026 PCC Cruisin into Summer venue |
| 50 Breaststroke | LCM | 52.31 | BB+4.42s to A | 2026-05-16 | 2026 CW Mega May Showers venue |
| 100 Breaststroke | LCM | 2:04.92 | B+5.53s to BB | 2025-05-31 | 2025 PCC Cruisin into Summer venue |
| 50 Butterfly | LCM | 40.20 | A+1.61s to AA | 2026-05-16 | 2026 CW Mega May Showers venue |
| 100 Butterfly | LCM | 2:00.27 | B+7.38s to BB | 2026-05-30 | 2026 PCC Cruisin into Summer venue |
| 200 Individual Medley | LCM | 3:25.11 | BB+6.82s to A | 2026-06-13 | 2026 OLY Summer Classic venue |
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.23 | flying | 200 Free Relay (leg 4) | 2025-02-22 | 2025 Lake Huron Regional Meet |
| 50 Freestyle | LCM | 37.29 | flat | 200 Free Relay | 2025-07-20 | 2025 LC MAGS Championship Meet |
| 50 Freestyle | LCM | 51.02 | flying | 200 Free Relay (leg 2) | 2024-07-21 | 2024 MAGS Long Course Championship Meet |
| 50 Freestyle | LCM | 35.88 | flying | 200 Medley Relay (leg 4) | 2025-07-19 | 2025 LC MAGS Championship Meet |
| 50 Backstroke | LCM | 47.53 | flat | 200 Medley Relay | 2024-07-20 | 2024 MAGS Long Course Championship 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 10 & under · SCY
2778 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:39.35 | 577 |
| 100 BK SCY | 1:18.66 | 674 |
| 100 BR SCY | 1:35.64 | 559 |
| 100 FL SCY | 1:33.45 | 416 |
| 200 IM SCY | 3:03.87 | 552 |
IMR 10 & under · LCM
3082 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 1:17.69 | 724 |
| 50 BK LCM | 43.21 | 627 |
| 50 BR LCM | 52.31 | 498 |
| 50 FL LCM | 40.20 | 642 |
| 200 IM LCM | 3:25.11 | 591 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:11.71
Front half 35.00s · back half 36.71s
200 Freestyle SCY 2:39.35
Front half 76.40s · back half 82.95s
500 Freestyle SCY 7:09.59
Front half 211.70s · back half 217.89s
100 Backstroke SCY 1:18.66
Front half 39.38s · back half 39.28s
100 Breaststroke SCY 1:35.64
Front half 46.03s · back half 49.61s
100 Butterfly SCY 1:33.45
Front half 42.45s · back half 51.00s
100 Individual Medley SCY 1:22.04
Front half 38.13s · back half 43.91s
200 Individual Medley SCY 3:03.87
Front half 86.45s · back half 97.42s
100 Freestyle SCM 1:29.10
Front half 40.97s · back half 48.13s
100 Individual Medley SCM 1:43.98
Front half 49.10s · back half 54.88s
200 Freestyle LCM 3:01.37
Front half 92.37s · back half 89.00s
400 Freestyle LCM 6:24.88
Front half 189.24s · back half 195.64s
100 Backstroke LCM 1:32.50
Front half 46.52s · back half 45.98s
100 Breaststroke LCM 2:04.92
Front half 56.55s · back half 68.37s
100 Butterfly LCM 2:00.27
Front half 53.62s · back half 66.65s
200 Individual Medley LCM 3:25.11
Front half 102.85s · back half 102.26s
Progression
Faster times are higher. One card per event, all courses & history.