Zach Walker
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.21 | BB+0.52s to A | 2025-12-19 | 2025 SI Winter Age Group Championships |
| 100 Freestyle | SCY | 58.47 | BB+0.58s to A | 2025-09-27 | 2025 CA AGAC Fall Kickoff Pentathlon venue |
| 200 Freestyle | SCY | 2:09.04 | BB+2.35s to A | 2025-12-19 | 2025 SI Winter Age Group Championships |
| 500 Freestyle | SCY | 5:39.88 | A+12.39s to AA | 2025-12-19 | 2025 SI Winter Age Group Championships |
| 1000 Freestyle | SCY | 12:26.56 | BB+39.47s to A | 2025-11-23 | 2025 SLOS Pumpkin Pie Invite venue |
| 1650 Freestyle | SCY | 20:29.31 | BB+40.02s to A | 2025-11-21 | 2025 SLOS Pumpkin Pie Invite venue |
| 50 Backstroke | SCY | 35.38 | B+2.49s to BB | 2026-01-31 | 2026 CA AGAC Winterfest Classic venue |
| 100 Backstroke | SCY | 1:15.59 | +1.20s to B | 2026-02-01 | 2026 CA AGAC Winterfest Classic venue |
| 50 Breaststroke | SCY | 37.44 | BB+2.75s to A | 2026-02-01 | 2026 CA AGAC Winterfest Classic venue |
| 100 Breaststroke | SCY | 1:18.67 | B+0.38s to BB | 2025-12-19 | 2025 SI Winter Age Group Championships |
| 50 Butterfly | SCY | 32.60 | B+0.41s to BB | 2026-02-01 | 2026 CA AGAC Winterfest Classic venue |
| 100 Butterfly | SCY | 1:14.20 | +0.41s to B | 2025-11-22 | 2025 SLOS Pumpkin Pie Invite venue |
| 100 Individual Medley | SCY | 1:09.34 | 2026-01-30 | 2026 CA AGAC Winterfest Classic venue | |
| 200 Individual Medley | SCY | 2:28.05 | BB+6.86s to A | 2025-12-19 | 2025 SI Winter Age Group Championships venue |
| 50 Freestyle | LCM | 30.79 | BB+0.20s to A | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 100 Freestyle | LCM | 1:09.38 | BB+2.29s to A | 2025-05-24 | 2025 Mike Snyder Memorial venue |
| 200 Freestyle | LCM | 2:27.61 | BB+1.92s to A | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 400 Freestyle | LCM | 5:06.59 | A+10.90s to AA | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 50 Backstroke | LCM | 41.98 | +0.79s to B | 2025-05-24 | 2025 Mike Snyder Memorial venue |
| 100 Backstroke | LCM | 1:22.23 | B+1.14s to BB | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 200 Backstroke | LCM | 2:56.38 | B+0.19s to BB | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
| 50 Breaststroke | LCM | 42.37 | BB+2.98s to A | 2026-05-31 | 2026 AGAC Spring Into Summer LCM fast pool |
| 100 Breaststroke | LCM | 1:36.76 | B+6.47s to BB | 2026-05-30 | 2026 AGAC Spring Into Summer LCM fast pool |
| 50 Butterfly | LCM | 38.74 | B+2.45s to BB | 2026-05-31 | 2026 AGAC Spring Into Summer LCM fast pool |
| 100 Butterfly | LCM | 1:24.20 | +0.11s to B | 2026-05-30 | 2026 AGAC Spring Into Summer LCM fast pool |
| 200 Individual Medley | LCM | 2:55.58 | BB+12.39s to A | 2025-07-16 | Renee and Jim Patterson Meet 2025 |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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.
IMX / IMR
IMX 13-14 · LCM
1557 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:06.59 | 619 |
| 200 BK LCM | 2:56.38 | 461 |
| 200 IM LCM | 2:55.58 | 477 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
2250 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:27.61 | 578 |
| 100 BK LCM | 1:22.23 | 445 |
| 100 BR LCM | 1:36.76 | 383 |
| 100 FL LCM | 1:24.20 | 367 |
| 200 IM LCM | 2:55.58 | 477 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 58.47
Front half 28.08s · back half 30.39s
1650 Freestyle SCY 20:29.31
100 Backstroke SCY 1:15.59
Front half 38.90s · back half 36.69s
100 Butterfly SCY 1:14.20
Front half 34.69s · back half 39.51s
100 Individual Medley SCY 1:09.34 RT 0.78s
Front half 34.70s · back half 34.64s
200 Individual Medley SCY 2:28.05
Front half 73.24s · back half 74.81s
100 Freestyle LCM 1:09.38
Front half 33.56s · back half 35.82s
200 Freestyle LCM 2:27.61 split/total mismatch
Front half 36.78s · back half 110.83s
400 Freestyle LCM 5:06.59 split/total mismatch
100 Backstroke LCM 1:22.23 split/total mismatch
Front half 40.21s · back half 42.02s
200 Backstroke LCM 2:56.38 split/total mismatch
Front half 44.56s · back half 131.82s
100 Breaststroke LCM 1:36.76
Front half 44.35s · back half 52.41s
100 Butterfly LCM 1:24.20
Front half 37.39s · back half 46.81s
200 Individual Medley LCM 2:55.58 split/total mismatch
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.