Shelby Chamberlin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.06 | AAA+0.27s to AAAA | 2026-03-06 | 2026 Swim Atlanta Best of the South |
| 100 Freestyle | SCY | 53.55 | AAA+1.86s to AAAA | 2026-03-06 | 2026 Swim Atlanta Best of the South |
| 200 Freestyle | SCY | 1:59.80 | AA+2.81s to AAA | 2026-03-06 | 2026 Swim Atlanta Best of the South |
| 500 Freestyle | SCY | 5:55.64 | BB+11.35s to A | 2026-01-01 | ralph crocker results |
| 50 Breaststroke | SCY | 37.21 | BB+2.02s to A | 2024-10-04 | OST October Invite slow pool |
| 100 Breaststroke | SCY | 1:18.09 | BB+4.70s to A | 2025-01-17 | 2025 GPAC Winter Invitational |
| 50 Butterfly | SCY | 27.42 | AA+0.03s to AAA | 2025-12-05 | 2025 SE Christmas in Auburn venue |
| 100 Butterfly | SCY | 1:01.09 | A+0.20s to AA | 2025-12-07 | 2025 SE Christmas in Auburn venue |
| 200 Individual Medley | SCY | 2:18.89 | A+2.40s to AA | 2026-01-16 | 2026 TYR Mardi Gras Invite |
| 50 Freestyle | LCM | 27.12 | AAA+0.03s to AAAA | 2026-06-26 | 2026 SE Richard Quick Invitational |
| 100 Freestyle | LCM | 59.84 | AAA+1.15s to AAAA | 2026-06-26 | 2026 SE Richard Quick Invitational |
| 200 Freestyle | LCM | 2:16.18 | AA+3.09s to AAA | 2026-06-26 | 2026 SE Richard Quick Invitational |
| 50 Backstroke | LCM | 44.16 | +2.77s to B | 2022-04-23 | 2022 SE Jimi Flowers Spring Splash |
| 100 Backstroke | LCM | 1:20.29 | BB+5.70s to A | 2025-02-21 | 2025 SE Southeastern Winter SC Championships |
| 100 Breaststroke | LCM | 1:24.97 | BB+0.78s to A | 2026-05-17 | 2026 Opelika Open venue |
| 50 Butterfly | LCM | 29.59 | AAA+0.40s to AAAA | 2026-06-26 | 2026 SE Richard Quick Invitational |
| 100 Butterfly | LCM | 1:09.11 | AA+2.82s to AAA | 2026-06-26 | 2026 SE Richard Quick Invitational |
| 200 Individual Medley | LCM | 2:39.25 | A+2.56s to AA | 2026-06-05 | 2026 GPAC Tom Lalor Invitational |
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 | 24.99 | flying | 200 Medley Relay (leg 4) | 2026-02-28 | 2026 SE Southeastern Winter SC Championships |
| 50 Freestyle | SCY | 23.65 | flying | 200 Free Relay (leg 4) | 2026-02-27 | 2026 SE Southeastern Winter SC Championships |
| 100 Freestyle | SCY | 53.70 | flying | 400 Medley Relay (leg 4) | 2026-02-28 | 2026 SE Southeastern Winter SC Championships |
| 100 Freestyle | SCY | 52.66 | flying | 400 Free Relay (leg 4) | 2026-02-27 | 2026 SE Southeastern Winter SC Championships |
| 100 Freestyle | LCM | 59.30 | flying | 400 Medley Relay (leg 4) | 2025-07-19 | 2025 SE Southeastern Summer LC 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 17-18 · SCY
1273 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:55.64 | 584 |
| 200 IM SCY | 2:18.89 | 689 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · LCM
3396 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:16.18 | 788 |
| 100 BK LCM | 1:20.29 | 518 |
| 100 BR LCM | 1:24.97 | 636 |
| 100 FL LCM | 1:09.11 | 746 |
| 200 IM LCM | 2:39.25 | 708 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.55 split/total mismatch
Front half 25.85s · back half 27.70s
200 Freestyle SCY 1:59.80 split/total mismatch
Front half 30.24s · back half 89.56s
500 Freestyle SCY 5:55.64
Front half 174.66s · back half 180.98s
100 Butterfly SCY 1:01.09
Front half 28.28s · back half 32.81s
100 Freestyle LCM 59.84
Front half 28.66s · back half 31.18s
200 Freestyle LCM 2:16.18
Front half 66.48s · back half 69.70s
100 Breaststroke LCM 1:24.97
Front half 41.35s · back half 43.62s
100 Butterfly LCM 1:09.11
Front half 32.96s · back half 36.15s
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.