River Marson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 15.73 | 2025-03-15 | TEAM Shootout venue | |
| 50 Freestyle | SCY | 37.97 | +3.88s to B | 2024-11-23 | 2024 Dual Meet venue |
| 100 Freestyle | SCY | 1:21.73 | +7.04s to B | 2025-08-02 | Mallard Nation Invitational venue |
| 200 Freestyle | SCY | 2:57.10 | +13.71s to B | 2025-01-31 | 2025 Rogue Rapids Winter Qualifier venue |
| 500 Freestyle | SCY | 8:16.91 | +59.62s to B | 2024-10-18 | TEAM IMX/IMR Challenge venue |
| 25 Backstroke | SCY | 20.12 | 2025-03-16 | TEAM Shootout venue | |
| 50 Backstroke | SCY | 40.97 | +2.18s to B | 2025-07-03 | July Mini Meet venue |
| 100 Backstroke | SCY | 1:28.67 | +2.08s to B | 2025-01-05 | 2025 CAT Short Course Open venue |
| 25 Breaststroke | SCY | 21.84 | 2025-03-16 | TEAM Shootout venue | |
| 50 Breaststroke | SCY | 45.81 | +1.82s to B | 2025-08-03 | Mallard Nation Invitational venue |
| 100 Breaststroke | SCY | 1:41.05 | +4.56s to B | 2025-06-12 | June Mini Meet venue |
| 200 Breaststroke | SCY | 3:30.39 | +4.50s to B | 2025-08-03 | Mallard Nation Invitational venue |
| 50 Butterfly | SCY | 49.95 | +12.96s to B | 2024-11-02 | 2024 McSwimville Invitational venue |
| 100 Butterfly | SCY | 1:45.75 | +19.66s to B | 2024-10-19 | TEAM IMX/IMR Challenge venue |
| 200 Butterfly | SCY | 3:32.45 | +29.06s to B | 2025-03-15 | TEAM Shootout venue |
| 100 Individual Medley | SCY | 1:30.86 | +5.57s to B | 2024-12-15 | 2024 TEAM Winter Invitational venue |
| 200 Individual Medley | SCY | 3:04.15 | +0.16s to B | 2025-03-15 | TEAM Shootout venue |
| 400 Individual Medley | SCY | 6:46.97 | +14.68s to B | 2025-03-16 | TEAM Shootout venue |
| 50 Freestyle | LCM | 39.76 | +1.07s to B | 2025-06-08 | 2025 THSC June Invitational venue |
| 100 Freestyle | LCM | 1:30.51 | +4.82s to B | 2025-06-07 | 2025 THSC June Invitational venue |
| 200 Freestyle | LCM | 3:19.85 | +13.06s to B | 2026-06-28 | 2026 TEAM Summer Invitational venue |
| 400 Freestyle | LCM | 7:12.56 | +39.67s to B | 2025-05-17 | TEAM Showdown venue |
| 50 Backstroke | LCM | 46.68 | +1.79s to B | 2025-05-03 | Bend Swim Club May Invitational venue |
| 100 Backstroke | LCM | 1:38.16 | B+5.47s to BB | 2025-05-02 | Bend Swim Club May Invitational venue |
| 50 Breaststroke | LCM | 51.58 | +1.79s to B | 2025-06-08 | 2025 THSC June Invitational venue |
| 100 Breaststroke | LCM | 1:49.86 | B+7.67s to BB | 2025-05-04 | Bend Swim Club May Invitational venue |
| 200 Breaststroke | LCM | 4:00.47 | +3.18s to B | 2025-05-18 | TEAM Showdown venue |
| 50 Butterfly | LCM | 51.84 | +10.05s to B | 2026-06-28 | 2026 TEAM Summer Invitational venue |
| 200 Individual Medley | LCM | 3:41.48 | +10.69s to B | 2026-06-27 | 2026 TEAM Summer Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
IMX / IMR
IMX 11-12 · SCY
1611 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 8:16.91 | 286 |
| 100 BK SCY | 1:28.67 | 353 |
| 100 BR SCY | 1:41.05 | 354 |
| 100 FL SCY | 1:45.75 | 199 |
| 200 IM SCY | 3:04.15 | 419 |
IMR 11-12 · LCM
1678 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 3:19.85 | 342 |
| 50 BK LCM | 46.68 | 372 |
| 50 BR LCM | 51.58 | 380 |
| 50 FL LCM | 51.84 | 222 |
| 200 IM LCM | 3:41.48 | 362 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:21.73
Front half 39.07s · back half 42.66s
200 Freestyle SCY 2:57.10
100 Backstroke SCY 1:28.67
Front half 44.23s · back half 44.44s
100 Breaststroke SCY 1:41.05
Front half 48.27s · back half 52.78s
200 Breaststroke SCY 3:30.39
Front half 99.82s · back half 110.57s
100 Butterfly SCY 1:45.75
Front half 49.01s · back half 56.74s
200 Butterfly SCY 3:32.45
Front half 99.16s · back half 113.29s
100 Individual Medley SCY 1:30.86
Front half 42.83s · back half 48.03s
200 Individual Medley SCY 3:04.15
Front half 91.53s · back half 92.62s
400 Individual Medley SCY 6:46.97
Front half 201.20s · back half 205.77s
100 Freestyle LCM 1:30.51
Front half 43.66s · back half 46.85s
200 Freestyle LCM 3:19.85
400 Freestyle LCM 7:12.56
200 Breaststroke LCM 4:00.47
Front half 119.72s · back half 120.75s
200 Individual Medley LCM 3:41.48
Front half 110.52s · back half 110.96s
Progression
Faster times are higher. One card per event, all courses & history.