swimZach Hirata
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.98 | AAA+0.89s to AAAA | 2025-12-13 | 32nd Annual YOTA/Arena Capital Classic venue |
| 100 Freestyle | SCY | 47.17 | AAA+1.08s to AAAA | 2026-04-03 | 2026 YMCA Short Course Nationals fast pool |
| 200 Freestyle | SCY | 1:41.22 | AAAA | 2026-04-01 | 2026 YMCA Short Course Nationals fast pool |
| 100 Backstroke | SCY | 51.32 | AAA+1.23s to AAAA | 2026-03-31 | 2026 YMCA SCY Time Trials venue |
| 200 Backstroke | SCY | 1:58.30 | AA+3.51s to AAA | 2025-11-01 | 2025 TYDE TAILGATE MEET venue |
| 100 Breaststroke | SCY | 1:10.30 | B+0.21s to BB | 2025-09-20 | TYDE FALL KICK OFF 2025 slow pool |
| 100 Butterfly | SCY | 50.20 | AAA+0.61s to AAAA | 2026-03-31 | 2026 YMCA Short Course Nationals fast pool |
| 200 Individual Medley | SCY | 2:05.04 | A+2.15s to AA | 2025-09-20 | TYDE FALL KICK OFF 2025 slow pool |
| 50 Freestyle | LCM | 25.45 | AAA+1.06s to AAAA | 2025-07-12 | 2025 NC LC SR Championships venue |
| 100 Freestyle | LCM | 54.60 | AAA+1.61s to AAAA | 2025-07-13 | 2025 NC LC SR Championships venue |
| 200 Freestyle | LCM | 2:07.09 | AA+4.90s to AAA | 2025-05-10 | 2025 Mother May I venue |
| 100 Backstroke | LCM | 1:01.11 | AAA+2.02s to AAAA | 2025-07-12 | 2025 NC LC SR Championships venue |
| 200 Backstroke | LCM | 2:19.30 | AA+4.51s to AAA | 2025-05-10 | 2025 Mother May I venue |
| 100 Butterfly | LCM | 58.16 | AAA+1.17s to AAAA | 2025-07-11 | 2025 NC LC SR 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 Freestyle | SCY | 49.95 | flying | 400 Free Relay (leg 4) | 2024-03-16 | 2024 USRY Short Course Champs |
| 50 Backstroke | SCY | 25.48 | flat | 200 Medley Relay | 2025-10-12 | 2025 TYDE Andy Craver Autumn Leaves Inv |
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
1449 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 1:58.30 | 758 |
| 200 IM SCY | 2:05.04 | 691 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3964 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:41.22 | 969 |
| 100 BK SCY | 51.32 | 864 |
| 100 BR SCY | 1:10.30 | 505 |
| 100 FL SCY | 50.20 | 935 |
| 200 IM SCY | 2:05.04 | 691 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 47.17 RT 0.58s
Front half 22.61s · back half 24.56s
200 Freestyle SCY 1:41.22 RT 0.62s
Front half 49.07s · back half 52.15s
100 Backstroke SCY 51.32 RT 0.70s
Front half 24.69s · back half 26.63s
200 Backstroke SCY 1:58.30
Front half 57.62s · back half 60.68s
100 Breaststroke SCY 1:10.30
Front half 33.23s · back half 37.07s
100 Butterfly SCY 50.20 RT 0.60s
Front half 23.26s · back half 26.94s
200 Individual Medley SCY 2:05.04
Front half 56.74s · back half 68.30s
100 Freestyle LCM 54.60
Front half 26.32s · back half 28.28s
200 Freestyle LCM 2:07.09
Front half 60.73s · back half 66.36s
100 Backstroke LCM 1:01.11
Front half 30.11s · back half 31.00s
200 Backstroke LCM 2:19.30
Front half 69.62s · back half 69.68s
100 Butterfly LCM 58.16
Front half 27.02s · back half 31.14s
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.