swimOlivia Osenni
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.17 | AA+0.18s to AAA | 2026-03-27 | 2026 ECA ECSL Championships venue |
| 100 Freestyle | SCY | 54.71 | AA+0.62s to AAA | 2026-02-22 | 2026 NCS SC SR Champs venue |
| 200 Freestyle | SCY | 2:01.56 | AA+4.57s to AAA | 2025-11-22 | 2025 ECA Southeastern Classic venue |
| 50 Backstroke | SCY | 30.69 | BB+0.50s to A | 2026-01-16 | ISCA January Classic 2026 |
| 100 Backstroke | SCY | 1:04.95 | BB+1.06s to A | 2026-02-21 | 2026 NCS SC SR Champs venue |
| 200 Backstroke | SCY | 2:32.77 | B+2.68s to BB | 2025-10-12 | 2025 CAT Rock the Block slow pool |
| 50 Breaststroke | SCY | 37.18 | BB+1.99s to A | 2026-01-16 | ISCA January Classic 2026 |
| 50 Butterfly | SCY | 28.98 | A+0.39s to AA | 2026-01-16 | ISCA January Classic 2026 |
| 100 Butterfly | SCY | 1:03.20 | A+2.31s to AA | 2026-02-20 | 2026 NCS SC SR Champs venue |
| 200 Individual Medley | SCY | 2:21.76 | A+5.27s to AA | 2026-03-27 | 2026 ECA ECSL Championships venue |
| 50 Freestyle | LCM | 29.54 | AA+1.15s to AAA | 2025-06-15 | 18th Annual Bob Pratt Invitational venue |
| 100 Freestyle | LCM | 1:03.36 | AA+1.87s to AAA | 2025-07-13 | 2025 NC LC SR Championships venue |
| 200 Freestyle | LCM | 2:24.05 | A+4.86s to AA | 2025-07-11 | 2025 NC LC SR Championships venue |
| 400 Freestyle | LCM | 5:25.82 | BB+19.13s to A | 2025-06-14 | 18th Annual Bob Pratt Invitational venue |
| 50 Backstroke | LCM | 35.25 | A+1.26s to AA | 2025-06-28 | 2025 USRY LC Championships venue |
| 100 Backstroke | LCM | 1:17.74 | BB+3.15s to A | 2025-07-12 | 2025 NC LC SR Championships venue |
| 200 Backstroke | LCM | 2:54.28 | BB+12.59s to A | 2025-06-14 | 18th Annual Bob Pratt Invitational venue |
| 100 Breaststroke | LCM | 1:38.34 | +0.05s to B | 2025-06-14 | 18th Annual Bob Pratt Invitational venue |
| 100 Butterfly | LCM | 1:19.02 | B+0.73s to BB | 2025-06-29 | 2025 USRY LC Championships venue |
| 200 Individual Medley | LCM | 2:53.49 | BB+9.90s to A | 2025-06-28 | 2025 USRY LC Championships venue |
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 | 24.54 | flying | 200 Free Relay (leg 2) | 2026-02-21 | 2026 NCS SC SR Champs |
| 100 Freestyle | SCY | 55.42 | flying | 400 Medley Relay (leg 4) | 2026-02-22 | 2026 NCS SC SR Champs |
| 100 Freestyle | SCY | 55.33 | flying | 400 Free Relay (leg 3) | 2026-02-20 | 2026 NCS SC SR Champs |
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 · LCM
1596 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:25.82 | 538 |
| 200 BK LCM | 2:54.28 | 510 |
| 200 IM LCM | 2:53.49 | 548 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
2692 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:24.05 | 665 |
| 100 BK LCM | 1:17.74 | 570 |
| 100 BR LCM | 1:38.34 | 410 |
| 100 FL LCM | 1:19.02 | 499 |
| 200 IM LCM | 2:53.49 | 548 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.71
Front half 26.18s · back half 28.53s
200 Freestyle SCY 2:01.56
Front half 57.58s · back half 63.98s
100 Backstroke SCY 1:04.95
Front half 31.54s · back half 33.41s
200 Backstroke SCY 2:32.77
Front half 74.21s · back half 78.56s
100 Butterfly SCY 1:03.20
Front half 29.66s · back half 33.54s
200 Individual Medley SCY 2:21.76
Front half 110.57s · back half 31.19s
100 Freestyle LCM 1:03.36
Front half 30.29s · back half 33.07s
200 Freestyle LCM 2:24.05
Front half 69.08s · back half 74.97s
400 Freestyle LCM 5:25.82
Front half 158.05s · back half 167.77s
100 Backstroke LCM 1:17.74
Front half 37.07s · back half 40.67s
200 Backstroke LCM 2:54.28
Front half 84.52s · back half 89.76s
200 Individual Medley LCM 2:53.49
Front half 78.46s · back half 95.03s
Progression
Faster times are higher. One card per event, all courses & history.