Mark Seidling
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:32.49 | +31.10s to B·+43.50s to Sectionals | 2022-02-20 | Mandan Marlins Winter Invitational venue |
| 500 Freestyle | SCY | 8:52.41 | +165.12s to B·+239.52s to Sectionals | 2022-03-06 | 2022 West Dakota Consolation Championships venue |
| 50 Backstroke | SCY | 45.02 | +13.83s to B·+20.53s to Sectionals | 2022-02-20 | Mandan Marlins Winter Invitational venue |
| 100 Backstroke | SCY | 1:40.98 | +34.19s to B·+44.89s to Sectionals | 2022-03-06 | 2022 West Dakota Consolation Championships |
| 50 Butterfly | SCY | 52.20 | +21.01s to B·+28.51s to Sectionals | 2022-03-06 | 2022 West Dakota Consolation Championships venue |
| 100 Individual Medley | SCY | 1:46.61 | 2022-03-06 | 2022 West Dakota Consolation Championships venue | |
| 200 Freestyle | LCM | 2:26.29 | B+1.90s to BB·+22.80s to Sectionals | 2026-06-21 | Mandan Marlins Summer Swim Meet venue |
| 200 Backstroke | LCM | 3:08.00 | +16.41s to B·+48.21s to Sectionals | 2026-06-21 | Mandan Marlins Summer Swim Meet venue |
| 100 Breaststroke | LCM | 1:22.02 | B+0.23s to BB·+9.23s to Sectionals | 2026-06-20 | Mandan Marlins Summer Swim Meet venue |
| 200 Breaststroke | LCM | 3:07.01 | B+8.52s to BB·+27.22s to Sectionals | 2026-06-20 | Mandan Marlins Summer Swim Meet venue |
| 200 Individual Medley | LCM | 2:37.68 | BB+9.09s to A·+18.29s to Sectionals | 2026-06-20 | Mandan Marlins Summer Swim Meet venue |
| 400 Individual Medley | LCM | 5:55.23 | B+9.64s to BB·+53.34s to Sectionals | 2026-06-21 | Mandan Marlins Summer Swim Meet venue |
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.
IMX / IMR
IMX 17-18 · LCM
1757 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 3:08.00 | 307 |
| 200 BR LCM | 3:07.01 | 436 |
| 200 IM LCM | 2:37.68 | 547 |
| 400 IM LCM | 5:55.23 | 467 |
| 400 FR LCM | — | 0 |
| 200 FL LCM | — | 0 |
IMR 17-18 · LCM
1527 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:26.29 | 481 |
| 100 BR LCM | 1:22.02 | 499 |
| 200 IM LCM | 2:37.68 | 547 |
| 100 BK LCM | — | 0 |
| 100 FL LCM | — | 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 1:32.49
Front half 43.50s · back half 48.99s
500 Freestyle SCY 8:52.41
Front half 259.97s · back half 272.44s
100 Backstroke SCY 1:40.98 split/total mismatch
Front half 45.95s · back half 55.03s
100 Individual Medley SCY 1:46.61
Front half 48.67s · back half 57.94s
200 Freestyle LCM 2:26.29
Front half 69.98s · back half 76.31s
200 Backstroke LCM 3:08.00
Front half 91.71s · back half 96.29s
200 Breaststroke LCM 3:07.01
Front half 91.91s · back half 95.10s
200 Individual Medley LCM 2:37.68
Front half 77.54s · back half 80.14s
400 Individual Medley LCM 5:55.23
Front half 181.86s · back half 173.37s
Progression
Faster times are higher. One card per event, all courses & history.