swimJonah Markgraff
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.49 | BB+0.40s to A·+5.90s to Sectionals | 2026-07-18 | 2026 ISI Summer ECST Regionalvenue |
| 100 Freestyle | SCY | 1:01.94 | BB+0.65s to A·+12.95s to Sectionals | 2026-07-19 | 2026 ISI Summer ECST Regionalvenue |
| 200 Freestyle | SCY | 2:18.56 | BB+4.87s to A·+31.07s to Sectionals | 2026-07-19 | 2026 ISI Summer ECST Regionalvenue |
| 100 Freestyle | LCM | 1:11.48 | BB+1.09s to A·+14.89s to Sectionals | 2026-01-01 | LFSC SwimFest, Presented by The Lake Forest Swim Club, 4-5/Ju, S#: WI2024-504S |
| 400 Freestyle | LCM | 6:01.21 | B+7.22s to BB·+99.02s to Sectionals | 2026-01-01 | LFSC SwimFest, Presented by The Lake Forest Swim Club, 4-5/Ju, S#: WI2024-504S |
| 100 Breaststroke | LCM | 2:05.54 | +17.75s to B·+52.75s to Sectionals | 2026-01-01 | LFSC SwimFest, Presented by The Lake Forest Swim Club, 4-5/Ju, S#: WI2024-504S |
| 50 Butterfly | LCM | 1:35.84 | +53.85s to B·+68.45s to Sectionals | 2026-01-01 | LFSC SwimFest, Presented by The Lake Forest Swim Club, 4-5/Ju, S#: WI2024-504S |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.95 | flat | 200 Free Relay | 2026-07-19 | 2026 ISI Summer ECST Regional |
| 50 Freestyle | SCY | 27.38 | flying | 200 Medley Relay (leg 4) | 2026-07-18 | 2026 ISI Summer ECST Regional |
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 11-12 · LCM
744 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 6:01.21 | 495 |
| 100 BR LCM | 2:05.54 | 249 |
| 100 BK LCM | — | 0 |
| 100 FL LCM | — | 0 |
| 200 IM LCM | — | 0 |
IMR 11-12 · SCY
601 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:18.56 | 601 |
| 50 BK SCY | — | 0 |
| 50 BR SCY | — | 0 |
| 50 FL SCY | — | 0 |
| 100 IM SCY | — | 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 1:01.94
Front half 29.46s · back half 32.48s
200 Freestyle SCY 2:18.56
Front half 66.24s · back half 72.32s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.