swimChih-Hsiun Tseng
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.50 | AA+0.81s to AAA | 2024-02-21 | 2024 OHIO STATE HIGH SCHOOL - Division II fast pool |
| 100 Freestyle | SCY | 1:08.70 | +8.01s to B | 2017-12-02 | Shaker Shark Invitational venue |
| 200 Freestyle | SCY | 2:10.85 | B+6.36s to BB | 2019-12-07 | Shaker Shark Invitational venue |
| 50 Backstroke | SCY | 35.56 | +4.67s to B | 2017-12-03 | Shaker Shark Invitational venue |
| 50 Breaststroke | SCY | 32.17 | BB+1.58s to A | 2019-12-08 | Shaker Shark Invitational venue |
| 100 Breaststroke | SCY | 59.83 | AA+0.94s to AAA | 2024-02-21 | 2024 OHIO STATE HIGH SCHOOL - Division II fast pool |
| 200 Breaststroke | SCY | 2:33.30 | B+2.01s to BB | 2019-12-08 | Shaker Shark Invitational venue |
| 50 Butterfly | SCY | 30.03 | B+1.34s to BB | 2019-12-08 | Shaker Shark Invitational venue |
| 100 Individual Medley | SCY | 1:09.72 | 2018-12-01 | Shaker Shark Invitational venue | |
| 200 Individual Medley | SCY | 2:24.93 | B+7.64s to BB | 2019-12-06 | Shaker Shark Invitational venue |
| 400 Individual Medley | SCY | 5:20.74 | +1.65s to B | 2019-12-06 | Shaker Shark Invitational venue |
| 50 Freestyle | LCM | 25.73 | AA+0.64s to AAA | 2024-07-27 | 2024 OH LSC LC Senior Champs venue |
| 100 Freestyle | LCM | 58.14 | A+0.45s to AA | 2024-07-28 | 2024 OH LSC LC Senior Champs venue |
| 50 Breaststroke | LCM | 31.66 | AAA+0.97s to AAAA | 2024-07-27 | 2024 OH LSC LC Senior Champs venue |
| 100 Breaststroke | LCM | 1:09.38 | AA+0.99s to AAA | 2024-07-20 | 2024OH CZ East Speedo Sectionals fast pool |
| 200 Breaststroke | LCM | 2:40.16 | A+3.67s to AA | 2023-07-13 | 2023 OH CZ East Speedo Sectionals fast pool |
| 50 Butterfly | LCM | 27.60 | AA+0.21s to AAA | 2024-07-28 | 2024 OH LSC LC Senior Champs venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.01 | flying | 200 Free Relay (leg 4) | 2019-12-07 | Shaker Shark Invitational |
| 50 Breaststroke | SCY | 32.62 | flying | 200 Medley Relay (leg 2) | 2019-12-08 | Shaker Shark Invitational |
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
1352 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BR SCY | 2:33.30 | 500 |
| 200 IM SCY | 2:24.93 | 444 |
| 400 IM SCY | 5:20.74 | 408 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 17-18 · SCY
1711 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:10.85 | 448 |
| 100 BR SCY | 59.83 | 819 |
| 200 IM SCY | 2:24.93 | 444 |
| 100 BK SCY | — | 0 |
| 100 FL 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 1:08.70
Front half 31.91s · back half 36.79s
200 Freestyle SCY 2:10.85
Front half 61.51s · back half 69.34s
100 Breaststroke SCY 59.83
Front half 28.12s · back half 31.71s
200 Breaststroke SCY 2:33.30
Front half 73.76s · back half 79.54s
100 Individual Medley SCY 1:09.72
Front half 33.60s · back half 36.12s
200 Individual Medley SCY 2:24.93
Front half 70.56s · back half 74.37s
400 Individual Medley SCY 5:20.74
Front half 161.13s · back half 159.61s
100 Freestyle LCM 58.14
Front half 27.64s · back half 30.50s
100 Breaststroke LCM 1:09.38
Front half 31.94s · back half 37.44s
200 Breaststroke LCM 2:40.16
Front half 76.65s · back half 83.51s
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.