swimJettrin Tiemchaiyapum
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.80 | A+0.71s to AA | 2024-07-13 | 2024 IL BSC Summer Regional Championships slow pool |
| 50 Breaststroke | SCY | 28.40 | AA+0.11s to AAA | 2025-03-09 | 2025 SC Illinois Senior Championships venue |
| 100 Breaststroke | SCY | 1:01.47 | AA+2.08s to AAA | 2024-07-13 | 2024 IL BSC Summer Regional Championships slow pool |
| 200 Breaststroke | SCY | 2:21.34 | BB+0.55s to A | 2024-07-14 | 2024 IL BSC Summer Regional Championships slow pool |
| 50 Freestyle | LCM | 29.02 | BB+1.23s to A | 2024-05-11 | Blue Devil Swim Club May Mania venue |
| 200 Freestyle | LCM | 2:24.72 | B+0.33s to BB | 2024-05-11 | Blue Devil Swim Club May Mania venue |
| 50 Breaststroke | LCM | 33.21 | AA+1.12s to AAA | 2024-07-28 | 2024 LC Illinois Senior Championships venue |
| 100 Breaststroke | LCM | 1:14.93 | A+2.54s to AA | 2024-07-26 | 2024 LC Illinois Senior Championships venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 |
|---|---|---|---|---|---|---|
| 100 Breaststroke | LCM | 1:13.52 | flying | 400 Medley Relay (leg 2) | 2024-07-27 | 2024 LC Illinois Senior 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
IMX 17-18 · SCY
638 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR SCY | 2:21.34 | 638 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · LCM
1152 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:24.72 | 497 |
| 100 BR LCM | 1:14.93 | 655 |
| 100 BK LCM | — | 0 |
| 100 FL 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 Breaststroke SCY 1:01.47
Front half 28.77s · back half 32.70s
200 Breaststroke SCY 2:21.34
Front half 65.81s · back half 75.53s
200 Freestyle LCM 2:24.72
Front half 68.91s · back half 75.81s
100 Breaststroke LCM 1:14.93 RT 0.74s
Front half 34.43s · back half 40.50s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.