swimLydia Cobb
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.60 | A+0.51s to AA | 2025-03-16 | 2025 MN RSC CZ North Section Spring Champions venue |
| 100 Freestyle | SCY | 57.51 | A+0.92s to AA | 2025-03-14 | 2025 MN RSC CZ North Section Spring Champions venue |
| 50 Backstroke | SCY | 27.87 | AA+0.18s to AAA | 2025-03-07 | 2025 SC Illinois Senior Championships venue |
| 100 Backstroke | SCY | 59.13 | AA+0.64s to AAA | 2024-03-13 | 1466378 |
| 200 Backstroke | SCY | 2:12.47 | AA+5.48s to AAA | 2025-03-09 | 2025 SC Illinois Senior Championships venue |
| 50 Freestyle | LCM | 29.88 | A+0.19s to AA | 2024-04-21 | 2024 April Long Course Open slow pool |
| 100 Freestyle | LCM | 1:05.20 | A+0.91s to AA | 2024-04-20 | 2024 April Long Course Open slow pool |
| 200 Freestyle | LCM | 2:26.75 | BB+1.56s to A | 2024-04-20 | 2024 April Long Course Open slow pool |
| 50 Backstroke | LCM | 31.78 | AAA+0.69s to AAAA | 2024-07-26 | 2024 LC Illinois Senior Championships venue |
| 100 Backstroke | LCM | 1:09.14 | AA+0.75s to AAA | 2024-07-25 | 2024 LC Illinois Senior Championships |
| 200 Backstroke | LCM | 2:30.20 | AA+2.01s to AAA | 2024-07-28 | 2024 LC Illinois Senior Championships venue |
| 100 Breaststroke | LCM | 1:36.64 | B+5.35s to BB | 2025-06-08 | 2025 Lisa Coole Memorial Classic venue |
| 200 Individual Medley | LCM | 2:46.90 | BB+3.31s to A | 2024-04-21 | 2024 April Long Course Open slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | 25.94 | flat | 200 Free Relay | 2026-03-07 | 2026 SC Illinois Senior Championships - copi |
| 50 Freestyle | LCM | 29.00 | flat | 200 Free Relay | 2024-07-27 | 2024 LC Illinois Senior Championships |
| 100 Freestyle | LCM | 1:02.19 | flying | 400 Free Relay (leg 2) | 2024-07-28 | 2024 LC Illinois Senior Championships |
| 50 Backstroke | LCM | 31.84 | flat | 200 Medley Relay | 2024-07-28 | 2024 LC Illinois Senior Championships |
| 100 Backstroke | LCM | 1:09.85 | flat | 400 Medley Relay | 2024-07-14 | 2024 CZ North Section Summer Sectionals |
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 17-18 · LCM
1412 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 2:30.20 | 797 |
| 200 IM LCM | 2:46.90 | 615 |
| 400 FR LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
2487 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:26.75 | 629 |
| 100 BK LCM | 1:09.14 | 811 |
| 100 BR LCM | 1:36.64 | 432 |
| 200 IM LCM | 2:46.90 | 615 |
| 100 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 57.51
Front half 27.70s · back half 29.81s
200 Backstroke SCY 2:12.47
Front half 63.32s · back half 69.15s
100 Freestyle LCM 1:05.20
Front half 31.44s · back half 33.76s
200 Freestyle LCM 2:26.75
Front half 70.51s · back half 76.24s
100 Backstroke LCM 1:09.14 split/total mismatch
Front half 33.26s · back half 35.88s
200 Backstroke LCM 2:30.20 RT 0.64s
Front half 72.39s · back half 77.81s
100 Breaststroke LCM 1:36.64
Front half 45.13s · back half 51.51s
200 Individual Medley LCM 2:46.90
Front half 77.27s · back half 89.63s
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.