swimDalton Duncan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.93 | AA+0.54s to AAA | 2026-02-21 | 2026 Speedo MD LSC Senior Champs venue |
| 100 Freestyle | SCY | 50.97 | AA+1.98s to AAA | 2026-02-22 | 2026 Speedo MD LSC Senior Champs venue |
| 200 Freestyle | SCY | 1:57.82 | BB+1.03s to A | 2026-01-11 | EST SPEEDO Mid-Winter Invite fast pool |
| 500 Freestyle | SCY | 5:32.79 | BB+15.30s to A | 2026-01-03 | 2026 LBA IMX Distance Challenge venue |
| 50 Backstroke | SCY | 27.04 | A+0.95s to AA | 2026-02-20 | 2026 Speedo MD LSC Senior Champs venue |
| 100 Backstroke | SCY | 1:03.17 | B+0.28s to BB | 2025-02-09 | GBSA - 2025 Last Chance Qualifying venue |
| 200 Backstroke | SCY | 2:22.59 | B+4.70s to BB | 2024-12-28 | 2024 Speedo IMX Distance Challenge venue |
| 50 Breaststroke | SCY | 32.16 | BB+0.67s to A | 2026-01-11 | EST SPEEDO Mid-Winter Invite fast pool |
| 100 Breaststroke | SCY | 1:09.83 | BB+3.84s to A | 2025-11-13 | MERC and CC November Invite |
| 200 Breaststroke | SCY | 2:42.63 | B+7.44s to BB | 2026-01-10 | EST SPEEDO Mid-Winter Invite fast pool |
| 50 Butterfly | SCY | 24.80 | AAA+1.01s to AAAA | 2025-12-19 | LAC Arena Holiday Classic |
| 100 Butterfly | SCY | 55.59 | A+0.30s to AA | 2025-12-19 | LAC Arena Holiday Classic |
| 200 Butterfly | SCY | 2:29.60 | B+9.61s to BB | 2026-01-10 | EST SPEEDO Mid-Winter Invite fast pool |
| 100 Individual Medley | SCY | 1:07.92 | 2023-11-18 | 2023 NBAC Thanksgiving Meet venue | |
| 200 Individual Medley | SCY | 2:12.47 | BB+2.78s to A | 2025-11-13 | MERC and CC November Invite |
| 400 Individual Medley | SCY | 4:57.64 | BB+19.95s to A | 2025-10-05 | 2025 Eagle Swim Team Senior Invite venue |
| 50 Freestyle | LCM | 26.23 | AA+0.34s to AAA | 2025-07-20 | 2025 MD Long Course Last Chance Meet venue |
| 100 Freestyle | LCM | 1:00.98 | A+1.99s to AA | 2025-07-13 | 2025 Sandbox Invitational venue |
| 200 Freestyle | LCM | 2:25.68 | BB+10.89s to A | 2024-07-14 | 2024 MD Long Course Last Chance Meet venue |
| 400 Freestyle | LCM | 5:31.89 | B+20.30s to BB | 2023-04-23 | 2023 EST Spring Into Long Course venue |
| 50 Backstroke | LCM | 33.77 | BB+1.28s to A | 2026-04-18 | 2026 EST Spring Into Long Course venue |
| 100 Backstroke | LCM | 1:15.42 | B+1.63s to BB | 2026-05-09 | Mercersburg Academy and Chambersburg Chargers LCM Invite |
| 200 Backstroke | LCM | 2:44.95 | B+4.96s to BB | 2025-06-21 | 2025 ASC Independence Meet fast pool |
| 50 Breaststroke | LCM | 38.02 | BB+2.13s to A | 2025-06-21 | 2025 ASC Independence Meet fast pool |
| 100 Breaststroke | LCM | 1:34.09 | +4.20s to B | 2025-05-03 | 2025 John C. Clegg Memorial Long Course Meet venue |
| 200 Breaststroke | LCM | 3:43.31 | +27.92s to B | 2023-06-03 | 2023 Eagle Swim Team Speedo Sizzler venue |
| 50 Butterfly | LCM | 27.76 | AAA+0.87s to AAAA | 2025-07-31 | 2025 MD LSC LC Championships venue |
| 100 Butterfly | LCM | 1:01.91 | AA+1.42s to AAA | 2025-07-20 | 2025 MD Long Course Last Chance Meet venue |
| 200 Individual Medley | LCM | 2:46.81 | B+2.92s to BB | 2026-04-18 | 2026 EST Spring Into Long Course |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
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 |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:01.25 | flat | 400 Free Relay | 2022-03-06 | 2022 MD LSC 14 & U CHAMPIONSHIPS |
| 100 Freestyle | SCY | 54.89 | flying | 400 Free Relay (leg 4) | 2024-03-09 | 2024 Speedo MD LSC JR Champs - Site 1 |
| 50 Butterfly | SCY | 25.72 | flying | 200 Medley Relay (leg 3) | 2024-02-29 | 2024 MD LSC 14 & U Championships |
| 100 Freestyle | LCM | 1:07.48 | flat | 400 Free Relay | 2022-08-05 | 2022 MD LSC LC 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.
IMX / IMR
IMX 15-16 · SCY
3080 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:32.79 | 572 |
| 200 BK SCY | 2:22.59 | 467 |
| 200 BR SCY | 2:42.63 | 457 |
| 200 FL SCY | 2:29.60 | 427 |
| 200 IM SCY | 2:12.47 | 623 |
| 400 IM SCY | 4:57.64 | 534 |
IMR 15-16 · SCY
3094 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:57.82 | 648 |
| 100 BK SCY | 1:03.17 | 516 |
| 100 BR SCY | 1:09.83 | 563 |
| 100 FL SCY | 55.59 | 744 |
| 200 IM SCY | 2:12.47 | 623 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 50.97
Front half 24.37s · back half 26.60s
200 Freestyle SCY 1:57.82
Front half 55.52s · back half 62.30s
500 Freestyle SCY 5:32.79
Front half 160.05s · back half 172.74s
100 Backstroke SCY 1:03.17
Front half 30.66s · back half 32.51s
200 Backstroke SCY 2:22.59
Front half 68.17s · back half 74.42s
100 Breaststroke SCY 1:09.83 split/total mismatch
Front half 17.96s · back half 51.87s
200 Breaststroke SCY 2:42.63
Front half 77.95s · back half 84.68s
100 Butterfly SCY 55.59
Front half 26.00s · back half 29.59s
200 Butterfly SCY 2:29.60
Front half 68.33s · back half 81.27s
100 Individual Medley SCY 1:07.92
Front half 29.77s · back half 38.15s
200 Individual Medley SCY 2:12.47 split/total mismatch
400 Individual Medley SCY 4:57.64
Front half 138.63s · back half 159.01s
100 Freestyle LCM 1:00.98
Front half 28.74s · back half 32.24s
200 Freestyle LCM 2:25.68
Front half 69.30s · back half 76.38s
400 Freestyle LCM 5:31.89
Front half 163.32s · back half 168.57s
100 Backstroke LCM 1:15.42 split/total mismatch
Front half 36.00s · back half 39.42s
200 Backstroke LCM 2:44.95
Front half 78.99s · back half 85.96s
100 Breaststroke LCM 1:34.09
Front half 42.56s · back half 51.53s
200 Breaststroke LCM 3:43.31
Front half 106.21s · back half 117.10s
100 Butterfly LCM 1:01.91
Front half 29.00s · back half 32.91s
200 Individual Medley LCM 2:46.81 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.