Jakub Jonczyk
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.47 | 2013-03-01 | 2013 Ozark Senior Championships | |
| 100 Butterfly | SCY | 50.59 | 2013-03-01 | 2013 Ozark Senior Championships | |
| 50 Freestyle | LCM | 23.93 | 2013-03-21 | USA Swimming Speedo Champions Series venue | |
| 100 Freestyle | LCM | 52.25 | 2013-03-24 | USA Swimming Speedo Champions Series venue | |
| 100 Backstroke | LCM | 58.00 | 2013-03-23 | USA Swimming Speedo Champions Series venue | |
| 100 Butterfly | LCM | 56.27 | 2013-03-22 | USA Swimming Speedo Champions Series venue |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | LCM | 51.84 | flying | 400 Free Relay (leg 3) | 2013-03-22 | USA Swimming Speedo Champions Series |
| 200 Freestyle | LCM | 1:55.26 | flying | 800 Free Relay (leg 3) | 2013-03-23 | USA Swimming Speedo Champions Series |
| 100 Butterfly | LCM | 58.17 | flying | 400 Medley Relay (leg 3) | 2013-03-24 | USA Swimming Speedo Champions Series |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
100 Freestyle LCM 52.25 RT 0.66s
Front half 24.94s · back half 27.31s
100 Backstroke LCM 58.00 RT 0.71s
Front half 28.97s · back half 29.03s
100 Butterfly LCM 56.27 RT 0.66s
Front half 26.32s · back half 29.95s
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.