swimHailey Sellers
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.39 | BB+0.70s to A | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 100 Freestyle | SCY | 1:09.39 | B+4.30s to BB | 2025-11-07 | 2025 CAC 5th Annual Zachary Spain Memorial Me |
| 200 Freestyle | SCY | 2:44.43 | +13.04s to B | 2024-10-04 | 2024 ASC All Freestyle Meet |
| 500 Freestyle | SCY | 7:14.53 | +26.34s to B | 2025-11-07 | 2025 CAC 5th Annual Zachary Spain Memorial Me fast pool |
| 50 Backstroke | SCY | 37.65 | +1.76s to B | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 100 Backstroke | SCY | 1:21.19 | +5.30s to B | 2025-03-15 | 2025 MD LSC / NBAC JR Champs - Site 1 fast pool |
| 50 Breaststroke | SCY | 34.65 | A+0.26s to AA | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 100 Breaststroke | SCY | 1:18.24 | BB+3.25s to A | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 200 Breaststroke | SCY | 2:59.72 | B+5.03s to BB | 2025-02-07 | 2025 Last Chance Qualifying |
| 50 Butterfly | SCY | 30.64 | BB+0.35s to A | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 100 Butterfly | SCY | 1:12.73 | B+2.34s to BB | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si |
| 100 Individual Medley | SCY | 1:12.80 | 2026-03-13 | 2026 Speedo Maryland Junior Championship - Si | |
| 200 Individual Medley | SCY | 2:49.85 | +0.96s to B | 2026-02-07 | Southern Maryland Athletic Conference venue |
| 400 Individual Medley | SCY | 6:19.30 | +16.51s to B | 2025-01-12 | 2025 FOX January Distance & Sprint Meet |
| 50 Freestyle | LCM | 32.94 | BB+1.35s to A | 2026-05-29 | 2026 FOX Speedo Summer Spectacular Meet |
| 100 Freestyle | LCM | 1:32.31 | +12.82s to B | 2024-05-11 | 2024 John C. Clegg Memorial Long Course Meet venue |
| 100 Backstroke | LCM | 1:37.80 | +9.51s to B | 2025-05-02 | 2025 John C. Clegg Memorial Long Course Meet |
| 50 Breaststroke | LCM | 42.09 | BB+1.80s to A | 2026-05-29 | 2026 FOX Speedo Summer Spectacular Meet |
| 100 Breaststroke | LCM | 1:33.10 | B+0.11s to BB | 2026-04-17 | 2026 CAC Spring "Swimming to the 80’s" LCM Sw |
| 200 Breaststroke | LCM | 3:22.57 | B+1.28s to BB | 2026-05-29 | 2026 FOX Speedo Summer Spectacular Meet |
| 50 Butterfly | LCM | 36.12 | BB+2.03s to A | 2026-05-29 | 2026 FOX Speedo Summer Spectacular Meet |
| 100 Butterfly | LCM | 1:33.85 | +8.06s to B | 2026-04-17 | 2026 CAC Spring "Swimming to the 80’s" LCM Sw |
| 200 Individual Medley | LCM | 3:16.42 | +1.93s to B | 2025-05-03 | 2025 John C. Clegg Memorial Long Course Meet venue |
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 | 29.17 | flat | 200 Free Relay | 2026-02-21 | 2026 MPSSAA_321A State Championships |
| 50 Breaststroke | SCY | 34.74 | flying | 200 Medley Relay (leg 2) | 2026-03-05 | 2026 MD LSC 14 & U Championships |
| 100 Breaststroke | SCY | 1:13.22 | flying | 400 Medley Relay (leg 2) | 2025-03-16 | 2025 MD LSC / NBAC JR Champs - Site 1 |
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 · SCY
1538 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:14.53 | 331 |
| 200 BR SCY | 2:59.72 | 467 |
| 200 IM SCY | 2:49.85 | 394 |
| 400 IM SCY | 6:19.30 | 346 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
IMR 15-16 · SCY
2048 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:44.43 | 314 |
| 100 BK SCY | 1:21.19 | 329 |
| 100 BR SCY | 1:18.24 | 560 |
| 100 FL SCY | 1:12.73 | 451 |
| 200 IM SCY | 2:49.85 | 394 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
500 Freestyle SCY 7:14.53
Front half 210.74s · back half 223.79s
100 Backstroke SCY 1:21.19
Front half 39.91s · back half 41.28s
200 Individual Medley SCY 2:49.85
Front half 82.98s · back half 86.87s
100 Freestyle LCM 1:32.31
Front half 43.35s · back half 48.96s
200 Individual Medley LCM 3:16.42
Front half 95.47s · back half 100.95s
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.