swimArnold Luk
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 10.58 | 2018-12-27 | 2018 CO ACES Sprint Eliminator venue | |
| 50 Freestyle | SCY | 21.61 | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships | |
| 100 Freestyle | SCY | 47.70 | 2021-12-11 | 2021 CO FAST Mid-Season SC Finale venue | |
| 200 Freestyle | SCY | 1:49.68 | 2024-11-29 | 2024 MR LIE Thanksgiving Invitational | |
| 100 Backstroke | SCY | 1:07.65 | 2018-11-18 | 2018 CO CUDA Pentathlon XXXI venue | |
| 25 Breaststroke | SCY | 12.47 | 2018-12-27 | 2018 CO ACES Sprint Eliminator venue | |
| 50 Breaststroke | SCY | 26.03 | 2021-11-07 | 2021 CO ACES Fall High Point Invite venue | |
| 100 Breaststroke | SCY | 56.31 | 2021-12-12 | 2021 CO FAST Mid-Season SC Finale venue | |
| 200 Breaststroke | SCY | 2:07.06 | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships | |
| 50 Butterfly | SCY | 24.22 | 2025-10-25 | 2025 MR LIAC Chappy's Invitational | |
| 100 Butterfly | SCY | 48.14 | 2025-02-13 | 2025 MR TYR Senior Met Winter Championship | |
| 100 Individual Medley | SCY | 55.23 | 2026-01-10 | 2026 MR WEST Chris Dewey Trophy Meet venue | |
| 200 Individual Medley | SCY | 2:03.67 | 2018-10-20 | 2018 CO Scary FAST Open venue | |
| 50 Breaststroke | SCM | 29.04 | 2024-06-08 | 2024 MR FREE Summer Splash Invite (SCM) venue | |
| 100 Breaststroke | SCM | 1:03.72 | 2024-06-08 | 2024 MR FREE Summer Splash Invite (SCM) venue | |
| 50 Butterfly | SCM | 27.36 | 2026-05-30 | 2026 MR FREE Summer Splash - SCM venue | |
| 50 Freestyle | LCM | 24.88 | 2024-07-13 | 2024 MR Senior Mets LC Summer Championship venue | |
| 100 Freestyle | LCM | 56.61 | 2024-07-11 | 2024 MR Senior Mets LC Summer Championship | |
| 50 Breaststroke | LCM | 29.27 | 2018-05-16 | 2025 Toyota US Open Championships | |
| 100 Breaststroke | LCM | 1:05.55 | 2025-08-07 | 2025 LC Senior Zone Championship | |
| 200 Breaststroke | LCM | 2:29.89 | 2022-04-24 | 2022 CO Arena Catch Me If You Can Open venue | |
| 50 Butterfly | LCM | 27.35 | 2025-08-07 | 2025 LC Senior Zone Championship venue | |
| 200 Individual Medley | LCM | 2:16.72 | 2021-05-28 | 2021 CO TOPS Last Train to Omaha |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.23 | flying | 200 Free Relay (leg 2) | 2022-01-21 | 2022 CO TOPS Colorado Open |
| 50 Breaststroke | SCY | 25.32 | flying | 200 Medley Relay (leg 2) | 2022-01-21 | 2022 CO TOPS Colorado Open |
| 50 Freestyle | LCM | 24.03 | flying | 200 Free Relay (leg 2) | 2024-07-12 | 2024 MR Senior Mets LC Summer Championship |
| 100 Freestyle | LCM | 55.72 | flying | 400 Free Relay (leg 2) | 2024-07-14 | 2024 MR Senior Mets LC Summer Championship |
| 50 Breaststroke | LCM | 24.62 | flying | 200 Medley Relay (leg 2) | 2024-07-12 | 2024 MR Senior Mets LC Summer Championship |
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 47.70
Front half 22.72s · back half 24.98s
200 Freestyle SCY 1:49.68 split/total mismatch
Front half 72.89s · back half 36.79s
100 Breaststroke SCY 56.31
Front half 26.34s · back half 29.97s
200 Breaststroke SCY 2:07.06
Front half 60.49s · back half 66.57s
100 Butterfly SCY 48.14
100 Individual Medley SCY 55.23
Front half 25.87s · back half 29.36s
200 Individual Medley SCY 2:03.67
Front half 61.01s · back half 62.66s
100 Breaststroke SCM 1:03.72
Front half 30.34s · back half 33.38s
100 Freestyle LCM 56.61
Front half 27.18s · back half 29.43s
200 Breaststroke LCM 2:29.89
Front half 72.26s · back half 77.63s
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.