swimJohnny Andrefsky
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Backstroke | SCY | 1:00.81 | 2010-02-20 | 2010 Northeast High School District fast pool | |
| 100 Butterfly | SCY | 1:00.90 | 2011-02-11 | 2011 Boys Division II Sectional fast pool |
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 | 28.13 | flat | 200 Medley Relay | 2010-02-20 | 2010 Northeast High School District |
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 Backstroke SCY 1:00.81
Front half 29.23s · back half 31.58s
100 Butterfly SCY 1:00.90
Front half 27.01s · back half 33.89s
Progression
Faster times are higher. One card per event, all courses & history.