swimMason Zadina
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 20.20 | 2025-03-13 | Region VIII Speedo Spring Sectionals venue | |
| 100 Freestyle | SCY | 47.80 | 2025-03-16 | Region VIII Speedo Spring Sectionals venue | |
| 50 Breaststroke | SCY | 26.86 | 2025-03-16 | Region VIII Speedo Spring Sectionals venue | |
| 100 Breaststroke | SCY | 57.33 | 2025-03-15 | Region VIII Speedo Spring Sectionals venue | |
| 50 Butterfly | SCY | 21.84 | 2025-03-13 | Region VIII Speedo Spring Sectionals venue | |
| 100 Butterfly | SCY | 49.12 | 2025-03-14 | Region VIII Speedo Spring Sectionals venue | |
| 50 Freestyle | LCM | 24.01 | 2025-08-03 | 2025 Speedo Junior National Championships fast pool | |
| 100 Freestyle | LCM | 55.53 | 2026-06-26 | 2026 MW LSS Capital City Classic | |
| 200 Freestyle | LCM | 2:06.16 | 2024-05-10 | 2024 IA DSMY May LCM Invitational | |
| 50 Backstroke | LCM | 28.39 | 2026-06-26 | 2026 MW LSS Capital City Classic venue | |
| 200 Backstroke | LCM | 2:28.69 | 2024-05-10 | 2024 IA DSMY May LCM Invitational | |
| 50 Breaststroke | LCM | 31.03 | 2024-07-10 | 2024 MV CZ Region VIII Speedo Summer | |
| 100 Breaststroke | LCM | 1:10.07 | 2024-07-10 | 2024 MV CZ Region VIII Speedo Summer | |
| 50 Butterfly | LCM | 24.95 | 2025-08-02 | 2025 Speedo Junior National Championships fast pool | |
| 100 Butterfly | LCM | 56.10 | 2025-08-01 | 2025 Speedo Junior National Championships fast pool | |
| 200 Individual Medley | LCM | 2:24.04 | 2024-06-20 | 2024 MW LSS Capital City Classic |
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 | 22.62 | flying | 200 Free Relay (leg 3) | 2023-03-12 | 2023 Region VIII Speedo Spring Sectionals |
| 50 Butterfly | SCY | 25.22 | flying | 200 Medley Relay (leg 3) | 2023-03-11 | 2023 Region VIII Speedo Spring Sectionals |
| 100 Butterfly | SCY | 54.66 | flying | 400 Medley Relay (leg 3) | 2023-03-12 | 2023 Region VIII Speedo Spring Sectionals |
| 50 Freestyle | LCM | 24.89 | flat | 200 Free Relay | 2024-07-11 | Region VIII Speedo Summer Sectionals |
| 50 Freestyle | LCM | 24.65 | flying | 200 Medley Relay (leg 4) | 2024-03-15 | Region VIII Speedo Spring Sectionals |
| 100 Freestyle | LCM | 55.84 | flying | 400 Free Relay (leg 3) | 2024-03-16 | Region VIII Speedo Spring Sectionals |
| 100 Freestyle | LCM | 56.72 | flying | 400 Medley Relay (leg 4) | 2024-03-17 | Region VIII Speedo Spring Sectionals |
| 50 Butterfly | LCM | 26.16 | flying | 200 Medley Relay (leg 3) | 2024-07-11 | Region VIII Speedo Summer Sectionals |
| 100 Butterfly | LCM | 1:00.34 | flying | 400 Medley Relay (leg 3) | 2024-07-13 | Region VIII Speedo Summer Sectionals |
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 47.80 RT 0.69s
Front half 22.62s · back half 25.18s
100 Breaststroke SCY 57.33 RT 0.67s
Front half 26.43s · back half 30.90s
100 Butterfly SCY 49.12 RT 0.67s
Front half 22.66s · back half 26.46s
100 Butterfly LCM 56.10 RT 0.64s
Front half 25.98s · back half 30.12s
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.