Nathan Welchlin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 47.69 | AAA+1.60s to AAAA | 2026-01-01 | Chesapeake Swim Club |
| 200 Freestyle | SCY | 1:44.78 | AAA+3.29s to AAAA | 2026-01-01 | Chesapeake Swim Club |
| 500 Freestyle | SCY | 4:42.90 | AAA+7.41s to AAAA | 2026-01-01 | Chesapeake Swim Club |
| 100 Butterfly | SCY | 52.79 | AA+0.80s to AAA | 2026-01-01 | Chesapeake Swim Club |
| 200 Butterfly | SCY | 1:55.47 | AAA+3.88s to AAAA | 2026-01-01 | Chesapeake Swim Club |
| 100 Freestyle | LCM | 55.22 | AAA+2.23s to AAAA | 2008-01-01 | cz in 2008 results |
| 200 Freestyle | LCM | 1:59.79 | AAA+3.20s to AAAA | 2008-07-19 | CSRVIII 2008 LC SPEEDO CHAMPIONS SERIES |
| 400 Freestyle | LCM | 4:20.09 | AAA+11.40s to AAAA | 2008-01-01 | cz in 2008 results |
| 200 Backstroke | LCM | 2:17.97 | AA+3.18s to AAA | 2008-01-01 | cz in 2008 results |
| 100 Butterfly | LCM | 59.81 | AA+0.12s to AAA | 2008-07-19 | CSRVIII 2008 LC SPEEDO CHAMPIONS SERIES |
| 200 Butterfly | LCM | 2:13.98 | AA+0.79s to AAA | 2008-01-01 | cz in 2008 results |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
IMX / IMR
IMX 17-18 · LCM
2428 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:20.09 | 834 |
| 200 BK LCM | 2:17.97 | 777 |
| 200 FL LCM | 2:13.98 | 817 |
| 200 BR LCM | — | 0 |
| 200 IM LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
1697 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 1:59.79 | 877 |
| 100 FL LCM | 59.81 | 820 |
| 100 BK LCM | — | 0 |
| 100 BR LCM | — | 0 |
| 200 IM 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 47.69
Front half 23.03s · back half 24.66s
200 Freestyle SCY 1:44.78
Front half 51.18s · back half 53.60s
500 Freestyle SCY 4:42.90
Front half 138.64s · back half 144.26s
100 Butterfly SCY 52.79
Front half 24.41s · back half 28.38s
200 Butterfly SCY 1:55.47
Front half 54.17s · back half 61.30s
100 Butterfly LCM 59.81
Front half 28.16s · back half 31.65s
Progression
Faster times are higher. One card per event, all courses & history.