swimArnold Luk
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 10.58 | 2018-12-27 | 2018 CO ACES Sprint Eliminatorvenue | |
| 50 Freestyle | SCY | 21.61 | Sectionals ✓+1.22s to Futures | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships |
| 100 Freestyle | SCY | 47.70 | Sectionals ✓+3.31s to Futures | 2021-12-11 | 2021 CO FAST Mid-Season SC Finalevenue |
| 200 Freestyle | SCY | 1:49.68 | Sectionals ✓+12.09s to Futures | 2024-11-29 | 2024 MR LIE Thanksgiving Invitational |
| 100 Backstroke | SCY | 1:07.65 | +12.16s to Sectionals | 2018-11-18 | 2018 CO CUDA Pentathlon XXXIvenue |
| 25 Breaststroke | SCY | 12.47 | 2018-12-27 | 2018 CO ACES Sprint Eliminatorvenue | |
| 50 Breaststroke | SCY | 26.03 | +0.74s to Futures | 2021-11-07 | 2021 CO ACES Fall High Point Invitevenue |
| 100 Breaststroke | SCY | 56.31 | Sectionals ✓+1.32s to Futures | 2021-12-12 | 2021 CO FAST Mid-Season SC Finalevenue |
| 200 Breaststroke | SCY | 2:07.06 | Sectionals ✓+6.67s to Futures | 2024-02-15 | 2024 MR TYR Senior Mets SCY Championships |
| 50 Butterfly | SCY | 24.22 | +2.23s to Futures | 2025-10-26 | 2025 MR LIAC Chappy's Invitationalvenue |
| 100 Butterfly | SCY | 48.14 | Futures ✓+1.45s to US Open | 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 Meetvenue | |
| 200 Individual Medley | SCY | 2:03.67 | Sectionals ✓+15.18s to Futures | 2018-10-20 | 2018 CO Scary FAST Openvenue |
| 50 Breaststroke | SCM | 29.04 | 2024-06-08 | 2024 MR FREE Summer Splash Invite (SCM)venue | |
| 100 Breaststroke | SCM | 1:03.72 | Sectionals ✓ | 2024-06-08 | 2024 MR FREE Summer Splash Invite (SCM)venue |
| 50 Butterfly | SCM | 27.36 | 2026-05-30 | 2026 MR FREE Summer Splash - SCMvenue | |
| 50 Freestyle | LCM | 24.88 | Sectionals ✓+1.09s to Futures | 2024-07-13 | 2024 MR Senior Mets LC Summer Championshipvenue |
| 100 Freestyle | LCM | 56.61 | Sectionals ✓+4.62s to Futures | 2024-07-14 | 2024 MR Senior Mets LC Summer Championshipvenue |
| 50 Breaststroke | LCM | 29.24 | Futures ✓+0.05s to US Open | 2026-07-29 | 2026 TYR Futures Championships Austin |
| 100 Breaststroke | LCM | 1:05.55 | Sectionals ✓+0.46s to Futures | 2025-08-07 | 2025 LC Senior Zone Championshipvenue |
| 200 Breaststroke | LCM | 2:29.89 | Sectionals ✓+7.50s to Futures | 2022-04-24 | 2022 CO Arena Catch Me If You Can Openvenue |
| 50 Butterfly | LCM | 27.35 | +1.96s to Futures | 2025-08-07 | 2025 LC Senior Zone Championshipvenue |
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 | 21.55 | flying | 200 Medley Relay (leg 4) | 2026-01-11 | 2026 MR WEST Chris Dewey Trophy Meet |
| 50 Freestyle | SCY | 21.05 | flying | 200 Free Relay (leg 3) | 2021-11-07 | 2021 CO ACES Fall High Point Invite |
| 50 Breaststroke | SCY | 25.31 | flying | 200 Medley Relay (leg 2) | 2021-11-06 | 2021 CO ACES Fall High Point Invite |
| 50 Freestyle | SCM | 23.52 | flying | 200 Free Relay (leg 4) | 2024-06-08 | 2024 MR FREE Summer Splash Invite (SCM) |
| 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 |
| 100 Breaststroke | LCM | 1:06.62 | flying | 400 Medley Relay (leg 2) | 2021-07-22 | 2021 CO CSI Senior LC State 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 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
100 Breaststroke LCM 1:05.55
Front half 30.36s · back half 35.19s
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.
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.