swimMason Nordin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.79 | BB+0.60s to A | 2026-03-08 | 2026 MN RSC 10&U State Championship venue |
| 100 Freestyle | SCY | 1:10.41 | BB+0.22s to A | 2026-03-07 | 2026 MN RSC 10&U State Championship venue |
| 200 Freestyle | SCY | 2:39.60 | BB+7.91s to A | 2026-02-15 | 2026 MN RSC President's Day Meet venue |
| 500 Freestyle | SCY | 6:59.88 | BB+16.29s to A | 2026-03-07 | 2026 MN RSC 10&U State Championship venue |
| 50 Backstroke | SCY | 36.38 | A+0.39s to AA | 2026-03-07 | 2026 MN RSC 10&U State Championship venue |
| 100 Backstroke | SCY | 1:21.73 | BB+1.84s to A | 2026-03-08 | 2026 MN RSC 10&U State Championship venue |
| 50 Breaststroke | SCY | 50.02 | B+2.23s to BB | 2025-11-02 | 2025 MN EDI Invite venue |
| 100 Breaststroke | SCY | 1:48.20 | B+4.61s to BB | 2026-02-14 | 2026 MN RSC President's Day Meet venue |
| 50 Butterfly | SCY | 34.00 | AA+1.41s to AAA | 2026-03-07 | 2026 MN RSC 10&U State Championship venue |
| 100 Butterfly | SCY | 1:18.42 | AA+3.53s to AAA | 2026-03-08 | 2026 MN RSC 10&U State Championship venue |
| 100 Individual Medley | SCY | 1:24.87 | BB+4.98s to A | 2026-02-14 | 2026 MN RSC President's Day Meet venue |
| 200 Individual Medley | SCY | 3:03.80 | BB+10.31s to A | 2026-01-17 | 2026 MN FOXJ January Distance - copied venue |
| 50 Freestyle | LCM | 35.20 | A+0.81s to AA | 2026-06-12 | 2026 MN AQJT Aquajets Summer Spectacular venue |
| 100 Freestyle | LCM | 1:17.85 | A+1.06s to AA | 2026-06-13 | 2026 MN AQJT Aquajets Summer Spectacular venue |
| 200 Freestyle | LCM | 2:51.94 | A+5.55s to AA | 2026-06-28 | 2026 MN PRNH Summer Chomp slow pool |
| 400 Freestyle | LCM | 6:04.97 | A+13.08s to AA | 2026-06-27 | 2026 MN PRNH Summer Chomp slow pool |
| 50 Backstroke | LCM | 39.80 | AA+0.81s to AAA | 2026-06-13 | 2026 MN AQJT Aquajets Summer Spectacular venue |
| 100 Backstroke | LCM | 1:29.60 | A+1.41s to AA | 2026-06-20 | 2026 MN MAN Red White & Blue Invite - copied venue |
| 50 Breaststroke | LCM | 52.54 | BB+4.65s to A | 2026-06-20 | 2026 MN MAN Red White & Blue Invite - copied venue |
| 100 Breaststroke | LCM | 1:58.45 | BB+12.86s to A | 2026-05-16 | 2026 MN HURR LC Spring Opener venue |
| 50 Butterfly | LCM | 37.46 | AA+0.87s to AAA | 2026-06-20 | 2026 MN MAN Red White & Blue Invite - copied venue |
| 100 Butterfly | LCM | 1:28.37 | AA+3.18s to AAA | 2026-06-11 | 2026 MN AQJT Aquajets Summer Spectacular venue |
| 200 Individual Medley | LCM | 3:20.61 | BB+2.32s to A | 2026-06-19 | 2026 MN MAN Red White & Blue Invite - copied venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 | 28.94 | flying | 200 Medley Relay (leg 4) | 2025-02-15 | 2025 MN RSC President's Day Meet |
| 50 Butterfly | SCY | 34.43 | flying | 200 Medley Relay (leg 3) | 2026-03-07 | 2026 MN RSC 10&U State Championship |
| 50 Backstroke | LCM | 49.63 | flat | 200 Medley Relay | 2025-07-24 | 2025 MN NSAC 10&U LC State Championship |
| 50 Butterfly | LCM | 44.70 | flying | 200 Medley Relay (leg 3) | 2025-07-19 | 2025 MN STRM Minnesota Regional 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.
IMX / IMR
IMX 10 & under · LCM
3222 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:51.94 | 686 |
| 100 BK LCM | 1:29.60 | 711 |
| 100 BR LCM | 1:58.45 | 463 |
| 100 FL LCM | 1:28.37 | 730 |
| 200 IM LCM | 3:20.61 | 632 |
IMR 10 & under · LCM
3440 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR LCM | 1:17.85 | 720 |
| 50 BK LCM | 39.80 | 802 |
| 50 BR LCM | 52.54 | 492 |
| 50 FL LCM | 37.46 | 794 |
| 200 IM LCM | 3:20.61 | 632 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:10.41
Front half 33.08s · back half 37.33s
200 Freestyle SCY 2:39.60
Front half 75.78s · back half 83.82s
500 Freestyle SCY 6:59.88
100 Backstroke SCY 1:21.73
Front half 38.96s · back half 42.77s
100 Breaststroke SCY 1:48.20
Front half 50.25s · back half 57.95s
100 Butterfly SCY 1:18.42
Front half 36.07s · back half 42.35s
100 Individual Medley SCY 1:24.87
Front half 37.35s · back half 47.52s
200 Individual Medley SCY 3:03.80
Front half 85.99s · back half 97.81s
100 Freestyle LCM 1:17.85
Front half 36.19s · back half 41.66s
200 Freestyle LCM 2:51.94
Front half 84.54s · back half 87.40s
400 Freestyle LCM 6:04.97
Front half 183.89s · back half 181.08s
100 Backstroke LCM 1:29.60
Front half 42.85s · back half 46.75s
100 Breaststroke LCM 1:58.45
Front half 56.52s · back half 61.93s
100 Butterfly LCM 1:28.37
Front half 38.79s · back half 49.58s
200 Individual Medley LCM 3:20.61
Front half 90.12s · back half 110.49s
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.