swimMackenzie Hastings
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.28 | A+0.19s to AA | 2025-01-11 | 2025 WI STRM TYR Winter Classic venue |
| 100 Freestyle | SCY | 54.79 | AA+0.70s to AAA | 2025-03-14 | 2025 MN RSC CZ North Section Spring Champions venue |
| 200 Freestyle | SCY | 1:59.13 | AA+2.14s to AAA | 2025-03-15 | 2025 MN RSC CZ North Section Spring Champions venue |
| 500 Freestyle | SCY | 5:21.45 | AA+5.86s to AAA | 2025-01-12 | 2025 WI STRM TYR Winter Classic venue |
| 100 Backstroke | SCY | 59.64 | AA+1.15s to AAA | 2026-03-14 | 2026 Speedo Sectionals (North) - West Fargo venue |
| 200 Backstroke | SCY | 2:06.08 | AAA+4.89s to AAAA | 2026-03-13 | 2026 Speedo Sectionals (North) - West Fargo venue |
| 100 Breaststroke | SCY | 1:15.06 | BB+1.67s to A | 2025-01-11 | 2025 WI STRM TYR Winter Classic venue |
| 200 Breaststroke | SCY | 2:45.65 | BB+5.56s to A | 2024-11-23 | MSS 2024 Rock Star Splash fast pool |
| 50 Butterfly | SCY | 28.68 | A+0.09s to AA | 2025-01-12 | 2025 WI STRM TYR Winter Classic venue |
| 100 Butterfly | SCY | 1:01.63 | A+0.74s to AA | 2024-11-23 | MSS 2024 Rock Star Splash fast pool |
| 200 Butterfly | SCY | 2:24.25 | BB+2.76s to A | 2025-01-12 | 2025 WI STRM TYR Winter Classic venue |
| 100 Individual Medley | SCY | 1:03.70 | 2026-01-10 | 2026 WI STRM TYR Winter Classic | |
| 200 Individual Medley | SCY | 2:20.46 | A+3.97s to AA | 2025-01-12 | 2025 WI STRM TYR Winter Classic venue |
| 50 Freestyle | LCM | 29.20 | AA+0.81s to AAA | 2024-03-10 | 2024 USA Swimming Speedo Championship Series venue |
| 100 Freestyle | LCM | 1:03.97 | AA+2.48s to AAA | 2024-03-08 | 2024 USA Swimming Speedo Championship Series venue |
| 200 Freestyle | LCM | 2:24.38 | A+5.19s to AA | 2024-03-09 | 2024 USA Swimming Speedo Championship Series venue |
| 100 Butterfly | LCM | 1:16.81 | BB+4.52s to A | 2024-03-09 | 2024 USA Swimming Speedo Championship Series venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | 25.31 | flying | 200 Free Relay (leg 4) | 2026-03-13 | 2026 Speedo Sectionals (North) - West Fargo |
| 100 Freestyle | SCY | 54.83 | flat | 400 Free Relay | 2025-03-14 | 2025 MN RSC CZ North Section Spring Champions |
| 100 Freestyle | SCY | 55.47 | flying | 400 Free Relay (leg 3) | 2026-03-14 | 2026 Speedo Sectionals (North) - West Fargo |
| 200 Freestyle | SCY | 1:58.23 | flying | 800 Free Relay (leg 3) | 2025-03-13 | 2025 MN RSC CZ North Section Spring Champions |
| 50 Backstroke | SCY | 28.18 | flat | 200 Medley Relay | 2026-03-12 | 2026 Speedo Sectionals (North) - West Fargo |
| 100 Freestyle | LCM | 1:04.75 | flying | 400 Free Relay (leg 2) | 2024-03-08 | 2024 USA Swimming Speedo Championship Series |
| 200 Freestyle | LCM | 2:28.17 | flying | 800 Free Relay (leg 3) | 2024-03-07 | 2024 USA Swimming Speedo Championship Series |
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
3489 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:21.45 | 791 |
| 200 BK SCY | 2:06.08 | 842 |
| 200 BR SCY | 2:45.65 | 584 |
| 200 FL SCY | 2:24.25 | 606 |
| 200 IM SCY | 2:20.46 | 666 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3570 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:59.13 | 795 |
| 100 BK SCY | 59.64 | 783 |
| 100 BR SCY | 1:15.06 | 608 |
| 100 FL SCY | 1:01.63 | 718 |
| 200 IM SCY | 2:20.46 | 666 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.79
Front half 26.37s · back half 28.42s
200 Freestyle SCY 1:59.13
Front half 57.44s · back half 61.69s
500 Freestyle SCY 5:21.45
Front half 156.78s · back half 164.67s
100 Backstroke SCY 59.64
Front half 29.10s · back half 30.54s
200 Backstroke SCY 2:06.08
Front half 61.21s · back half 64.87s
100 Breaststroke SCY 1:15.06
Front half 35.46s · back half 39.60s
200 Breaststroke SCY 2:45.65
Front half 78.87s · back half 86.78s
100 Butterfly SCY 1:01.63
Front half 28.75s · back half 32.88s
200 Butterfly SCY 2:24.25
Front half 65.92s · back half 78.33s
200 Individual Medley SCY 2:20.46
Front half 64.81s · back half 75.65s
200 Freestyle LCM 2:24.38
Front half 69.66s · back half 74.72s
Progression
Faster times are higher. One card per event, all courses & history.