Dilon Mack
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.76 | BB+0.37s to A | 2024-01-01 | 2024 SPEEDO MD LSC JR Champs - Site 1 |
| 100 Freestyle | SCY | 54.42 | BB+0.93s to A | 2024-01-01 | 2024 SPEEDO MD LSC JR Champs - Site 1 |
| 200 Freestyle | SCY | 2:06.65 | B+0.06s to BB | 2024-01-01 | 2024 nbac thanksgiving meet final results pdf 1 |
| 500 Freestyle | SCY | 5:49.48 | B+5.49s to BB | 2024-02-09 | 2024 LBA Last Chance Invite Meet |
| 1000 Freestyle | SCY | 12:17.61 | B+20.92s to BB | 2023-12-29 | 2023A LBA IMX Distance Challenge |
| 1650 Freestyle | SCY | 20:57.13 | B+62.44s to BB | 2023-12-29 | 2023A LBA IMX Distance Challenge venue |
| 50 Backstroke | SCY | 32.07 | +0.28s to B | 2025-02-07 | 2025 LBA Last Chance Invite |
| 100 Backstroke | SCY | 1:06.85 | B+3.96s to BB | 2023-03-11 | 2023 Speedo MD LSC JR Champs - FSC Site venue |
| 200 Backstroke | SCY | 2:25.41 | B+7.52s to BB | 2024-12-28 | 2024 Speedo IMX Distance Challenge |
| 50 Breaststroke | SCY | 33.45 | BB+1.96s to A | 2025-02-07 | 2025 LBA Last Chance Invite |
| 100 Breaststroke | SCY | 1:13.38 | B+1.89s to BB | 2024-01-01 | 2024 nbac thanksgiving meet final results pdf 1 |
| 200 Breaststroke | SCY | 2:40.65 | B+5.46s to BB | 2024-12-28 | 2024 Speedo IMX Distance Challenge |
| 50 Butterfly | SCY | 28.94 | BB+1.75s to A | 2025-02-07 | 2025 LBA Last Chance Invite |
| 100 Butterfly | SCY | 1:09.62 | +2.33s to B | 2024-10-04 | 2024 Aimee McCormick Turrall Memorial Meet |
| 200 Butterfly | SCY | 3:03.05 | +32.36s to B | 2023-01-07 | 2023 LBA IMX Distance Challenge venue |
| 100 Individual Medley | SCY | 1:03.84 | 2025-02-07 | 2025 LBA Last Chance Invite | |
| 200 Individual Medley | SCY | 2:24.65 | B+4.16s to BB | 2024-10-04 | 2024 Aimee McCormick Turrall Memorial Meet |
| 400 Individual Medley | SCY | 5:25.55 | +1.66s to B | 2024-02-09 | 2024 LBA Last Chance Invite Meet |
| 50 Freestyle | LCM | 28.00 | A+0.91s to AA | 2023-07-08 | 2023 Sandbox Invitational venue |
| 100 Freestyle | LCM | 1:02.34 | BB+0.75s to A | 2024-07-01 | LAC Arena Classic |
| 200 Freestyle | LCM | 2:22.47 | BB+7.68s to A | 2024-07-01 | LAC Arena Classic |
| 400 Freestyle | LCM | 5:11.66 | B+0.07s to BB | 2023-07-08 | 2023 Sandbox Invitational venue |
| 800 Freestyle | LCM | 11:11.48 | B+25.69s to BB | 2023-07-06 | 2023 Sandbox Invitational venue |
| 50 Backstroke | LCM | 36.55 | B+1.36s to BB | 2021-07-24 | Summer Junior Champs LCM Meet venue |
| 100 Backstroke | LCM | 1:17.78 | B+3.99s to BB | 2022-07-30 | 2022 Summer Junior Champs LCM Meet venue |
| 200 Backstroke | LCM | 2:50.78 | B+10.79s to BB | 2024-05-20 | MAKO Spring Fling LC ABBC Invitational |
| 50 Breaststroke | LCM | 42.80 | +0.91s to B | 2021-07-24 | Summer Junior Champs LCM Meet venue |
| 100 Breaststroke | LCM | 1:25.59 | B+2.10s to BB | 2024-07-01 | LAC Arena Classic |
| 200 Breaststroke | LCM | 3:14.97 | B+13.58s to BB | 2023-06-03 | 2023 Eagle Swim Team Speedo Sizzler venue |
| 50 Butterfly | LCM | 5:47.06 | +311.17s to B | 2024-07-01 | LAC Arena Classic |
| 100 Butterfly | LCM | 1:18.63 | +1.64s to B | 2024-05-20 | MAKO Spring Fling LC ABBC Invitational |
| 200 Butterfly | LCM | 3:31.79 | +39.50s to B | 2023-06-17 | 2023 ASC Independence Meet slow pool |
| 200 Individual Medley | LCM | 2:43.72 | BB+12.43s to A | 2024-05-20 | MAKO Spring Fling LC ABBC Invitational |
| 400 Individual Medley | LCM | 5:51.12 | B+1.83s to BB | 2024-07-01 | LAC Arena Classic |
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.93 | flat | 200 Free Relay | 2021-12-19 | 2021 FOX Winter Clean Up Meet |
| 100 Freestyle | SCY | 56.85 | flying | 400 Free Relay (leg 2) | 2023-03-11 | 2023 Speedo MD LSC JR Champs - FSC Site |
| 100 Backstroke | SCY | 1:06.13 | flat | 400 Medley Relay | 2023-03-12 | 2023 Speedo MD LSC JR Champs - FSC Site |
| 100 Freestyle | LCM | 1:03.90 | flying | 400 Medley Relay (leg 4) | 2023-08-04 | 2023 Speedo Maryland Long Course Championship |
| 100 Freestyle | LCM | 1:04.33 | flying | 400 Free Relay (leg 4) | 2023-08-03 | 2023 Speedo Maryland Long Course 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 15-16 · LCM
2631 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:11.66 | 519 |
| 200 BK LCM | 2:50.78 | 432 |
| 200 BR LCM | 3:14.97 | 418 |
| 200 FL LCM | 3:31.79 | 224 |
| 200 IM LCM | 2:43.72 | 525 |
| 400 IM LCM | 5:51.12 | 513 |
IMR 15-16 · LCM
2405 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:22.47 | 560 |
| 100 BK LCM | 1:17.78 | 447 |
| 100 BR LCM | 1:25.59 | 481 |
| 100 FL LCM | 1:18.63 | 392 |
| 200 IM LCM | 2:43.72 | 525 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.42
Front half 26.19s · back half 28.23s
200 Freestyle SCY 2:06.65
Front half 59.65s · back half 67.00s
500 Freestyle SCY 5:49.48
Front half 171.48s · back half 178.00s
1000 Freestyle SCY 12:17.61
Front half 368.13s · back half 369.48s
1650 Freestyle SCY 20:57.13
100 Backstroke SCY 1:06.85
Front half 32.89s · back half 33.96s
100 Breaststroke SCY 1:13.38
Front half 34.52s · back half 38.86s
100 Butterfly SCY 1:09.62 split/total mismatch
Front half 31.89s · back half 37.73s
200 Butterfly SCY 3:03.05
Front half 81.24s · back half 101.81s
100 Individual Medley SCY 1:03.84
Front half 30.72s · back half 33.12s
200 Individual Medley SCY 2:24.65 split/total mismatch
400 Individual Medley SCY 5:25.55
100 Freestyle LCM 1:02.34 split/total mismatch
Front half 29.38s · back half 32.96s
200 Freestyle LCM 2:22.47 split/total mismatch
400 Freestyle LCM 5:11.66
Front half 153.57s · back half 158.09s
800 Freestyle LCM 11:11.48
Front half 330.25s · back half 341.23s
100 Backstroke LCM 1:17.78
Front half 37.64s · back half 40.14s
200 Backstroke LCM 2:50.78 split/total mismatch
100 Breaststroke LCM 1:25.59 split/total mismatch
Front half 41.05s · back half 44.54s
200 Breaststroke LCM 3:14.97
Front half 93.87s · back half 101.10s
100 Butterfly LCM 1:18.63 split/total mismatch
Front half 34.66s · back half 43.97s
200 Butterfly LCM 3:31.79
Front half 94.65s · back half 117.14s
200 Individual Medley LCM 2:43.72 split/total mismatch
400 Individual Medley LCM 5:51.12 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.