swimZachary Collins
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.40 | AAA+0.71s to AAAA·Sectionals ✓+0.11s to Futures | 2025-11-09 | 2025 ST SCY Surge Shark Sizzlervenue |
| 100 Freestyle | SCY | 46.57 | AAA+1.08s to AAAA·Sectionals ✓+0.18s to Futures | 2025-11-08 | 2025 ST SCY Surge Shark Sizzlervenue |
| 200 Freestyle | SCY | 1:43.36 | AAA+2.77s to AAAA·Sectionals ✓+1.77s to Futures | 2025-03-06 | LAC 2025 Speedo Sectional Championship Series |
| 500 Freestyle | SCY | 4:48.69 | AA+2.00s to AAA·+2.60s to Sectionals | 2026-02-28 | 2026 ST AAAA SC Senior Champsvenue |
| 50 Backstroke | SCY | 23.84 | AAA+0.65s to AAAA·Sectionals ✓+0.15s to Futures | 2026-03-05 | LAC Spring Speedo Sectionals |
| 100 Backstroke | SCY | 52.24 | AA+0.65s to AAA·Sectionals ✓+0.75s to Futures | 2026-02-28 | 2026 ST AAAA SC Senior Champsvenue |
| 200 Backstroke | SCY | 1:54.84 | AA+1.35s to AAA·Sectionals ✓+2.05s to Futures | 2025-02-16 | 2025 ST AAAA Senior Champsvenue |
| 50 Butterfly | SCY | 24.03 | AAA+0.84s to AAAA·Sectionals ✓+1.14s to Futures | 2025-09-13 | 2025 ST ASC Sprint Meetvenue |
| 100 Butterfly | SCY | 52.08 | AA+0.49s to AAA·Sectionals ✓+1.49s to Futures | 2025-03-06 | LAC 2025 Speedo Sectional Championship Series |
| 100 Individual Medley | SCY | 53.90 | 2025-11-24 | 2025 ST HCA Butterball Bashvenue | |
| 200 Individual Medley | SCY | 1:55.30 | AAA+4.41s to AAAA·Sectionals ✓+1.41s to Futures | 2025-11-08 | 2025 ST SCY Surge Shark Sizzlervenue |
| 50 Freestyle | LCM | 24.51 | AAA+0.52s to AAAA·Futures ✓+0.42s to Winter JNs | 2026-07-17 | 2026 ST TXLA SZ LC Sectional Champsvenue |
| 100 Freestyle | LCM | 54.03 | AAA+1.34s to AAAA·Sectionals ✓+0.44s to Futures | 2025-05-15 | 2025 ST TXLA Longhorn Aquatics Elite Invitevenue |
| 200 Freestyle | LCM | 2:09.12 | A+2.93s to AA·+8.23s to Sectionals | 2024-04-13 | 2024 ST TXLA 11&O Long Course Kick Offvenue |
| 50 Backstroke | LCM | 29.83 | AA+0.54s to AAA·Sectionals ✓+1.94s to Futures | 2026-07-15 | 2026 ST TXLA SZ LC Sectional Champsvenue |
| 100 Backstroke | LCM | 1:02.52 | AA+1.13s to AAA·Sectionals ✓+1.93s to Futures | 2025-05-17 | 2025 ST TXLA Longhorn Aquatics Elite Invitevenue |
| 200 Backstroke | LCM | 2:27.62 | BB+1.73s to A·+6.93s to Sectionals | 2025-04-26 | 2025 ST CCSS LC Unclassifiedvenue |
| 50 Butterfly | LCM | 26.29 | AAA+0.20s to AAAA·Futures ✓+0.90s to Jr Nationals | 2026-07-18 | 2026 ST TXLA SZ LC Sectional Champsvenue |
| 100 Butterfly | LCM | 58.47 | AAA+2.18s to AAAA·Sectionals ✓+0.48s to Futures | 2026-07-17 | 2026 ST TXLA SZ LC Sectional Champsvenue |
| 200 Individual Medley | LCM | 2:26.68 | A+4.79s to AA·+8.99s to Sectionals | 2026-04-11 | 2026 ST HCA Spring on the Hill Intrasquadvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.65 | flat | 200 Free Relay | 2025-11-24 | 2025 ST HCA Butterball Bash |
| 50 Backstroke | SCY | 24.46 | flat | 200 Medley Relay | 2025-10-11 | 2025 ST ASC Bob Thompson Open |
| 100 Backstroke | SCY | 54.28 | flat | 400 Medley Relay | 2024-02-18 | 2024 ST STAGS Championships |
| 50 Butterfly | SCY | 23.12 | flying | 200 Medley Relay (leg 3) | 2025-11-24 | 2025 ST HCA Butterball Bash |
| 100 Freestyle | LCM | 55.00 | flat | 400 Free Relay | 2025-07-11 | 2025 ST TXLA SZ LC Sectional Champs |
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
2550 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:48.69 | 839 |
| 200 BK SCY | 1:54.84 | 829 |
| 200 IM SCY | 1:55.30 | 882 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3448 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:43.36 | 910 |
| 100 BK SCY | 52.24 | 819 |
| 100 FL SCY | 52.08 | 837 |
| 200 IM SCY | 1:55.30 | 882 |
| 100 BR 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 46.57
Front half 22.44s · back half 24.13s
200 Freestyle SCY 1:43.36 split/total mismatch
500 Freestyle SCY 4:48.69
Front half 139.63s · back half 149.06s
50 Backstroke SCY 23.84 split/total mismatch
100 Backstroke SCY 52.24
Front half 25.16s · back half 27.08s
200 Backstroke SCY 1:54.84
Front half 55.38s · back half 59.46s
100 Butterfly SCY 52.08 split/total mismatch
100 Individual Medley SCY 53.90
Front half 24.78s · back half 29.12s
200 Individual Medley SCY 1:55.30
Front half 53.21s · back half 62.09s
100 Freestyle LCM 54.03
Front half 25.88s · back half 28.15s
200 Freestyle LCM 2:09.12
Front half 60.59s · back half 68.53s
100 Backstroke LCM 1:02.52
Front half 29.46s · back half 33.06s
100 Butterfly LCM 58.47
Front half 26.77s · back half 31.70s
200 Individual Medley LCM 2:26.68
Front half 68.94s · back half 77.74s
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.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.