swimRiley Duffendack
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 39.19 | +5.10s to B | 2025-05-03 | BD May 2025 Invitational slow pool |
| 100 Freestyle | SCY | 1:26.14 | +11.45s to B | 2025-05-03 | BD May 2025 Invitational slow pool |
| 50 Backstroke | SCY | 42.30 | +3.51s to B | 2025-05-03 | BD May 2025 Invitational slow pool |
| 100 Backstroke | SCY | 1:43.15 | +16.56s to B | 2025-02-15 | 2025 PA Sweetheart Special venue |
| 50 Breaststroke | SCY | 50.99 | +7.00s to B | 2025-05-03 | BD May 2025 Invitational slow pool |
| 100 Breaststroke | SCY | 1:45.51 | +9.02s to B | 2025-05-03 | BD May 2025 Invitational slow pool |
| 50 Butterfly | SCY | 52.29 | +15.30s to B | 2024-11-17 | 2024 Patriot Aquatics Winter Invite venue |
| 100 Individual Medley | SCY | 1:45.53 | +20.24s to B | 2025-02-15 | 2025 PA Sweetheart Special venue |
| 100 Freestyle | LCM | 1:34.64 | +8.95s to B | 2025-04-26 | 2025 Ron Nardozzi Pre-Derby Sprint Invite venue |
| 50 Backstroke | LCM | 47.67 | +2.78s to B | 2025-04-26 | 2025 Ron Nardozzi Pre-Derby Sprint Invite venue |
| 50 Breaststroke | LCM | 54.91 | +5.12s to B | 2025-04-26 | 2025 Ron Nardozzi Pre-Derby Sprint Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 Backstroke | SCY | 32.30 | flat | 200 Medley Relay | 2025-03-02 | 2025 Spring Area 2 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 11-12 · SCY
535 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:43.15 | 224 |
| 100 BR SCY | 1:45.51 | 311 |
| 500 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
| 200 IM SCY | — | 0 |
IMR 11-12 · SCY
964 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 50 BK SCY | 42.30 | 325 |
| 50 BR SCY | 50.99 | 270 |
| 50 FL SCY | 52.29 | 148 |
| 100 IM SCY | 1:45.53 | 221 |
| 200 FR 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 1:26.14
Front half 40.00s · back half 46.14s
100 Backstroke SCY 1:43.15
Front half 47.52s · back half 55.63s
100 Breaststroke SCY 1:45.51
Front half 49.83s · back half 55.68s
100 Individual Medley SCY 1:45.53
Front half 50.16s · back half 55.37s
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.