Masha Buck
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 36.94 | +4.65s to B | 2025-03-02 | 2025 MT Swimming BC Championships venue |
| 100 Freestyle | SCY | 1:52.63 | +42.54s to B | 2024-11-09 | 2024 MT BYSC Mining City Classic venue |
| 200 Freestyle | SCY | 3:14.80 | +43.41s to B | 2025-03-02 | 2025 MT Swimming BC Championships venue |
| 50 Backstroke | SCY | 56.97 | +21.08s to B | 2024-11-09 | 2024 MT BYSC Mining City Classic venue |
| 50 Breaststroke | SCY | 57.01 | +15.12s to B | 2025-03-02 | 2025 MT Swimming BC Championships venue |
| 50 Freestyle | LCM | 42.85 | +6.06s to B | 2025-07-13 | 2025 MT HLST Last Chance Invitational slow pool |
| 100 Freestyle | LCM | 1:43.83 | +24.34s to B | 2025-07-12 | 2025 MT HLST Last Chance Invitational slow pool |
| 50 Backstroke | LCM | 56.91 | +14.62s to B | 2025-07-12 | 2025 MT HLST Last Chance Invitational slow pool |
| 50 Butterfly | LCM | 59.84 | +20.05s to B | 2025-07-12 | 2025 MT HLST Last Chance Invitational slow pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 | 36.73 | flying | 200 Free Relay (leg 2) | 2025-03-02 | 2025 MT Swimming BC Championships |
| 50 Backstroke | SCY | 53.12 | flat | 200 Medley Relay | 2024-11-09 | 2024 MT BYSC Mining City Classic |
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
IMR 15-16 · SCY
188 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 3:14.80 | 188 |
| 100 BK SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:52.63
Front half 48.89s · back half 63.74s
200 Freestyle SCY 3:14.80
Front half 93.97s · back half 100.83s
Progression
Faster times are higher. One card per event, all courses & history.