swimSilas Zaitzew
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 18.64 | 2017-10-28 | 2017 CO LONG Great Pumpkin Pentathlon slow pool | |
| 50 Freestyle | SCY | 23.52 | 2026-03-21 | 2026 CO OB Dick Rush Coaches Invite fast pool | |
| 100 Freestyle | SCY | 54.82 | 2022-03-25 | 2022 4C Speedo Sectionals - Austin venue | |
| 200 Freestyle | SCY | 2:00.84 | 2022-02-12 | 2022 CO Loveland Sweetheart venue | |
| 500 Freestyle | SCY | 5:48.37 | 2022-02-11 | 2022 CO Loveland Sweetheart venue | |
| 25 Backstroke | SCY | 22.40 | 2017-10-28 | 2017 CO LONG Great Pumpkin Pentathlon slow pool | |
| 50 Backstroke | SCY | 29.20 | 2022-10-08 | 2022 CO CUDA vs RIP Dual venue | |
| 100 Backstroke | SCY | 52.73 | 2025-05-08 | 2025 CO CHSAA 5A Boys State Championships venue | |
| 200 Backstroke | SCY | 2:21.58 | 2021-12-10 | 2021 CO FAST Mid-Season SC Finale venue | |
| 25 Breaststroke | SCY | 25.44 | 2017-10-28 | 2017 CO LONG Great Pumpkin Pentathlon slow pool | |
| 50 Breaststroke | SCY | 38.64 | 2021-09-26 | 2021 CO LOVE, HRA, AVON, CCA Quad Meet venue | |
| 100 Breaststroke | SCY | 1:36.11 | 2019-11-10 | 2019 CO Loveland Fall Open venue | |
| 25 Butterfly | SCY | 21.95 | 2017-10-28 | 2017 CO LONG Great Pumpkin Pentathlon slow pool | |
| 50 Butterfly | SCY | 29.46 | 2021-12-11 | 2021 CO FAST Mid-Season SC Finale venue | |
| 100 Individual Medley | SCY | 1:06.17 | 2021-10-23 | 2021 CO Scary FAST Open venue | |
| 200 Individual Medley | SCY | 2:25.85 | 2021-12-12 | 2021 CO FAST Mid-Season SC Finale venue | |
| 50 Freestyle | SCM | 32.59 | 2020-10-04 | 2020 CO RIP vs BLDR Dual venue | |
| 100 Freestyle | SCM | 1:12.28 | 2020-10-04 | 2020 CO RIP vs BLDR Dual venue | |
| 200 Freestyle | SCM | 2:43.91 | 2020-10-04 | 2020 CO RIP vs BLDR Dual venue | |
| 200 Backstroke | SCM | 2:57.64 | 2020-10-04 | 2020 CO RIP vs BLDR Dual venue | |
| 50 Freestyle | LCM | 27.79 | 2022-07-01 | 2022 CO Grand Junction Invitational venue | |
| 100 Freestyle | LCM | 1:00.29 | 2022-07-02 | 2022 CO Grand Junction Invitational venue | |
| 200 Freestyle | LCM | 2:16.84 | 2022-07-01 | 2022 CO Grand Junction Invitational venue | |
| 400 Freestyle | LCM | 4:52.49 | 2022-06-30 | 2022 CO Grand Junction Invitational venue | |
| 50 Backstroke | LCM | 35.65 | 2021-08-01 | 2021 CO CSI Age Group LC State Championships venue | |
| 100 Backstroke | LCM | 1:09.33 | 2022-06-30 | 2022 CO Grand Junction Invitational venue | |
| 200 Backstroke | LCM | 2:31.43 | 2022-07-24 | 2022 CO CSI Senior LC Championships venue | |
| 50 Breaststroke | LCM | 45.64 | 2021-06-24 | 2021 CO MAVS Grand Junction Invitational venue | |
| 100 Breaststroke | LCM | 1:50.16 | 2019-07-28 | 2019 CO CSI LC Age Group State Championships venue | |
| 50 Butterfly | LCM | 45.22 | 2019-04-13 | 2019 CO FST LC Spring Fever slow pool | |
| 100 Butterfly | LCM | 1:19.31 | 2022-04-24 | 2022 CO FAST Spring Splash venue | |
| 200 Individual Medley | LCM | 2:39.95 | 2022-07-03 | 2022 CO Grand Junction Invitational venue |
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 | 30.49 | flat | 200 Free Relay | 2020-01-04 | 2020 CO FAST vs TOPS vs PPA vs BLDR Quad |
| 50 Freestyle | SCY | 25.15 | flying | 200 Free Relay (leg 3) | 2021-12-04 | 2021 CO CSI Pioneer Open |
| 100 Freestyle | SCY | 55.76 | flying | 400 Free Relay (leg 3) | 2022-02-27 | 2022 CO CSI SC Age Group Championships |
| 200 Freestyle | SCY | 2:00.49 | flying | 800 Free Relay (leg 3) | 2022-03-26 | 2022 4C Speedo Sectionals - Austin |
| 50 Backstroke | SCY | 31.13 | flat | 200 Medley Relay | 2022-03-13 | 2022 CO JH Mile High Championship |
| 100 Backstroke | SCY | 1:04.93 | flat | 400 Medley Relay | 2022-02-26 | 2022 CO CSI SC Age Group Championships |
| 50 Freestyle | LCM | 30.28 | flat | 200 Free Relay | 2021-08-01 | 2021 CO CSI Age Group LC State Championships |
| 100 Freestyle | LCM | 1:01.45 | flat | 400 Free Relay | 2022-07-21 | 2022 CO CSI Senior LC Championships |
| 100 Freestyle | LCM | 1:16.19 | flying | 400 Free Relay (leg 3) | 2019-06-22 | 2019 CO MAVS Grand Junction Invite |
| 50 Backstroke | LCM | 37.35 | flat | 200 Medley Relay | 2021-07-31 | 2021 CO CSI Age Group LC State Championships |
| 100 Backstroke | LCM | 1:09.19 | flat | 400 Medley Relay | 2022-07-21 | 2022 CO CSI Senior LC 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.
PR splits
100 Freestyle SCY 54.82 RT 0.68s
Front half 26.63s · back half 28.19s
200 Freestyle SCY 2:00.84
Front half 59.77s · back half 61.07s
500 Freestyle SCY 5:48.37
Front half 172.72s · back half 175.65s
100 Backstroke SCY 52.73
Front half 25.67s · back half 27.06s
200 Backstroke SCY 2:21.58
Front half 69.53s · back half 72.05s
100 Breaststroke SCY 1:36.11
Front half 46.66s · back half 49.45s
100 Individual Medley SCY 1:06.17
200 Individual Medley SCY 2:25.85
Front half 68.82s · back half 77.03s
100 Freestyle SCM 1:12.28
Front half 33.69s · back half 38.59s
200 Freestyle SCM 2:43.91
Front half 79.56s · back half 84.35s
200 Backstroke SCM 2:57.64
Front half 87.58s · back half 90.06s
100 Freestyle LCM 1:00.29
Front half 28.82s · back half 31.47s
200 Freestyle LCM 2:16.84
Front half 66.78s · back half 70.06s
400 Freestyle LCM 4:52.49
Front half 144.54s · back half 147.95s
100 Backstroke LCM 1:09.33
Front half 34.63s · back half 34.70s
200 Backstroke LCM 2:31.43
Front half 75.97s · back half 75.46s
100 Breaststroke LCM 1:50.16
Front half 53.27s · back half 56.89s
200 Individual Medley LCM 2:39.95
Front half 74.11s · back half 85.84s
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.