swimTirzah McNiven
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 28.81 | 2022-04-23 | 2022 MT BAC Sprint Meet venue | |
| 50 Freestyle | SCY | 56.83 | +22.74s to B | 2022-10-09 | 2022 MT BAC Fall Invite venue |
| 100 Freestyle | SCY | 2:04.09 | +49.40s to B | 2022-10-08 | 2022 MT BAC Fall Invite venue |
| 25 Backstroke | SCY | 32.62 | 2022-04-23 | 2022 MT BAC Sprint Meet venue | |
| 50 Backstroke | SCY | 1:07.39 | +28.60s to B | 2022-10-08 | 2022 MT BAC Fall Invite venue |
| 100 Backstroke | SCY | 2:56.62 | +90.03s to B | 2021-11-14 | 2021 MT BYSC Mining City Classic venue |
| 25 Breaststroke | SCY | 29.22 | 2022-04-23 | 2022 MT BAC Sprint Meet venue | |
| 50 Breaststroke | SCY | 1:00.01 | +16.02s to B | 2022-10-09 | 2022 MT BAC Fall Invite venue |
| 50 Butterfly | SCY | 32.88 | BB+1.19s to A | 2022-10-07 | 2022 MT BAC Fall Invite |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
IMX / IMR
IMX 11-12 · SCY
44 points (1/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 2:56.62 | 44 |
| 500 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
843 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 1:07.39 | 80 |
| 50 BR SCY | 1:00.01 | 166 |
| 50 FL SCY | 32.88 | 597 |
| 200 FR SCY | — | 0 |
| 100 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 2:04.09
Front half 57.11s · back half 66.98s
100 Backstroke SCY 2:56.62
Front half 80.13s · back half 96.49s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.