swimMason Deitering
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.09 | B+0.40s to BB | 2024-11-02 | 2024 MN WEST Express Fall Invite venue |
| 100 Freestyle | SCY | 54.69 | BB+2.70s to A | 2024-10-27 | 2024 MN NOR Spooky Splash venue |
| 200 Freestyle | SCY | 1:57.49 | BB+2.60s to A | 2024-03-02 | 2024 MN STRM Minnesota Regional Championship venue |
| 500 Freestyle | SCY | 5:03.32 | A+3.63s to AA | 2024-03-01 | 2024 MN STRM Minnesota Regional Championship venue |
| 1000 Freestyle | SCY | 10:51.89 | A+22.30s to AA | 2024-11-03 | 2024 MN WEST Express Fall Invite venue |
| 200 Backstroke | SCY | 2:22.04 | B+7.95s to BB | 2024-05-19 | 2024 MN SHRK Tigersharks IM Tough Challenage venue |
| 100 Breaststroke | SCY | 1:09.37 | BB+5.18s to A | 2024-10-27 | 2024 MN NOR Spooky Splash venue |
| 200 Breaststroke | SCY | 2:26.61 | BB+7.02s to A | 2024-11-03 | 2024 MN WEST Express Fall Invite venue |
| 100 Butterfly | SCY | 1:00.32 | BB+4.13s to A | 2024-11-02 | 2024 MN WEST Express Fall Invite venue |
| 200 Butterfly | SCY | 2:12.86 | BB+6.37s to A | 2024-03-02 | 2024 MN STRM Minnesota Regional Championship venue |
| 100 Individual Medley | SCY | 1:03.67 | 2024-11-02 | 2024 MN WEST Express Fall Invite venue | |
| 200 Individual Medley | SCY | 2:14.65 | BB+7.86s to A | 2024-11-03 | 2024 MN WEST Express Fall Invite venue |
| 400 Individual Medley | SCY | 4:34.03 | BB+0.44s to A | 2024-03-01 | 2024 MN STRM Minnesota Regional Championship venue |
| 50 Freestyle | LCM | 28.90 | BB+1.51s to A | 2025-08-01 | 2025 ISCA Summer Senior Blast venue |
| 100 Freestyle | LCM | 1:00.78 | BB+0.59s to A | 2025-05-18 | 2025 MN STRM Spring Startup venue |
| 200 Freestyle | LCM | 2:10.07 | A+3.88s to AA | 2025-08-01 | 2025 ISCA Summer Senior Blast venue |
| 400 Freestyle | LCM | 4:32.15 | A+3.16s to AA | 2025-07-31 | 2025 ISCA Summer Senior Blast venue |
| 800 Freestyle | LCM | 10:04.13 | BB+16.44s to A | 2024-06-02 | 2024 MN PRNH Summer Chomp slow pool |
| 50 Breaststroke | LCM | 35.65 | BB+0.56s to A | 2025-08-02 | 2025 ISCA Summer Senior Blast venue |
| 100 Breaststroke | LCM | 1:14.86 | BB+0.17s to A | 2025-07-30 | 2025 ISCA Summer Senior Blast venue |
| 200 Breaststroke | LCM | 2:42.91 | A+6.42s to AA | 2025-05-17 | 2025 MN STRM Spring Startup venue |
| 50 Butterfly | LCM | 30.83 | BB+0.94s to A | 2025-07-30 | 2025 ISCA Summer Senior Blast venue |
| 100 Butterfly | LCM | 1:08.35 | BB+4.06s to A | 2025-05-17 | 2025 MN STRM Spring Startup venue |
| 200 Butterfly | LCM | 2:25.63 | BB+1.74s to A | 2025-08-02 | 2025 ISCA Summer Senior Blast venue |
| 200 Individual Medley | LCM | 2:28.64 | BB+0.55s to A | 2025-07-30 | 2025 ISCA Summer Senior Blast venue |
| 400 Individual Medley | LCM | 5:12.91 | A+8.12s to AA | 2024-07-07 | 2024 MN BAC Last Chance Invitational slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 Butterfly | SCY | 27.63 | flying | 200 Medley Relay (leg 3) | 2024-03-02 | 2024 MN STRM Minnesota Regional Championship |
| 50 Breaststroke | LCM | 35.21 | flying | 200 Medley Relay (leg 2) | 2025-07-29 | 2025 ISCA Summer Senior Blast |
| 100 Breaststroke | LCM | 1:16.21 | flying | 400 Medley Relay (leg 2) | 2025-08-01 | 2025 ISCA Summer Senior Blast |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 17-18 · SCY
3506 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:03.32 | 724 |
| 200 BK SCY | 2:22.04 | 438 |
| 200 BR SCY | 2:26.61 | 571 |
| 200 FL SCY | 2:12.86 | 564 |
| 200 IM SCY | 2:14.65 | 554 |
| 400 IM SCY | 4:34.03 | 655 |
IMR 17-18 · LCM
2544 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:10.07 | 685 |
| 100 BR LCM | 1:14.86 | 657 |
| 100 FL LCM | 1:08.35 | 549 |
| 200 IM LCM | 2:28.64 | 653 |
| 100 BK LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.69
Front half 26.57s · back half 28.12s
200 Freestyle SCY 1:57.49
Front half 56.70s · back half 60.79s
500 Freestyle SCY 5:03.32
Front half 147.50s · back half 155.82s
1000 Freestyle SCY 10:51.89
Front half 321.94s · back half 329.95s
200 Backstroke SCY 2:22.04
Front half 69.83s · back half 72.21s
100 Breaststroke SCY 1:09.37
Front half 32.53s · back half 36.84s
200 Breaststroke SCY 2:26.61
Front half 70.72s · back half 75.89s
100 Butterfly SCY 1:00.32
Front half 28.86s · back half 31.46s
200 Butterfly SCY 2:12.86
Front half 64.07s · back half 68.79s
100 Individual Medley SCY 1:03.67
Front half 31.35s · back half 32.32s
200 Individual Medley SCY 2:14.65
Front half 65.75s · back half 68.90s
400 Individual Medley SCY 4:34.03
Front half 134.51s · back half 139.52s
100 Freestyle LCM 1:00.78
Front half 29.24s · back half 31.54s
200 Freestyle LCM 2:10.07
Front half 63.11s · back half 66.96s
400 Freestyle LCM 4:32.15
Front half 135.50s · back half 136.65s
800 Freestyle LCM 10:04.13
Front half 304.63s · back half 299.50s
100 Breaststroke LCM 1:14.86
Front half 35.22s · back half 39.64s
200 Breaststroke LCM 2:42.91
Front half 78.13s · back half 84.78s
100 Butterfly LCM 1:08.35
Front half 32.56s · back half 35.79s
200 Butterfly LCM 2:25.63
Front half 69.36s · back half 76.27s
200 Individual Medley LCM 2:28.64
Front half 73.19s · back half 75.45s
400 Individual Medley LCM 5:12.91
Front half 156.75s · back half 156.16s
Progression
Faster times are higher. One card per event, all courses & history.