swimJimmy Koloseike
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Backstroke | SCY | 52.35 | Sectionals ✓+5.36s to US Open | 2014-02-21 | 2014 OHIO STATE HIGH SCHOOL fast pool |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
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 | 24.87 | flat | 200 Medley Relay | 2013-02-23 | 2013 OHSAA Swimming & Diving Championship |
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 52.35
Front half 25.16s · back half 27.19s
Progression
Faster times are higher. One card per event, all courses & history.