Mark Ding
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.37 | B+1.28s to BB·+4.98s to Sectionals | 2026-01-01 | Sanction #: 20270-AP-260270APT |
| 100 Freestyle | SCY | 48.37 | AA+0.08s to AAA·Sectionals ✓+1.98s to Futures | 2026-03-20 | 2026 MR YMCA NYS State Championships |
| 100 Breaststroke | SCY | 1:19.48 | +3.99s to B·+17.99s to Sectionals | 2025-10-19 | 2025 MR Flushing Y Junior Swim Championshipsvenue |
| 100 Butterfly | SCY | 1:10.00 | +3.91s to B·+16.81s to Sectionals | 2025-10-19 | 2025 MR Flushing Y Junior Swim Championshipsvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 Breaststroke | SCY | 35.80 | flying | 200 Medley Relay (leg 2) | 2025-10-19 | 2025 MR Flushing Y Junior Swim Championships |
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
IMR 17-18 · SCY
693 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BR SCY | 1:19.48 | 349 |
| 100 FL SCY | 1:10.00 | 344 |
| 200 FR SCY | — | 0 |
| 100 BK SCY | — | 0 |
| 200 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 Breaststroke SCY 1:19.48
Front half 39.65s · back half 39.83s
100 Butterfly SCY 1:10.00
Front half 35.28s · back half 34.72s
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.