swimBob O'Brien
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.58 | AAAA | 2024-11-22 | CT WHAT Age Group Qualifier venue |
| 100 Freestyle | SCY | 54.70 | AA+0.91s to AAA | 2025-02-28 | CT SC CDOG Regionals - Saturday and Sunday fast pool |
| 200 Freestyle | SCY | 1:49.45 | AAAA | 2024-11-22 | CT WHAT Age Group Qualifier venue |
| 500 Freestyle | SCY | 4:56.54 | AAAA | 2024-02-02 | CT CDOG February Meet venue |
| 50 Backstroke | SCY | 1:12.50 | +37.61s to B | 2024-11-22 | CT WHAT Age Group Qualifier venue |
| 100 Backstroke | SCY | 1:07.44 | BB+3.65s to A | 2025-02-28 | CT SC CDOG Regionals - Saturday and Sunday fast pool |
| 50 Breaststroke | SCY | 1:16.10 | +35.31s to B | 2024-02-02 | CT CDOG February Meet venue |
| 100 Breaststroke | SCY | 1:13.56 | BB+0.57s to A | 2023-02-25 | CT CDOG Regional Championships venue |
| 200 Breaststroke | SCY | 2:16.03 | AAAA | 2023-02-25 | CT CDOG Regional Championships venue |
| 100 Butterfly | SCY | 1:02.42 | A+1.73s to AA | 2025-02-28 | CT SC CDOG Regionals - Saturday and Sunday fast pool |
| 200 Butterfly | SCY | 2:34.16 | B+2.27s to BB | 2024-10-19 | CT CDOG IMX Meet venue |
| 200 Individual Medley | SCY | 2:22.73 | BB+0.34s to A | 2023-10-21 | CT CDOG IMX Meet venue |
| 400 Individual Medley | SCY | 5:09.22 | BB+5.83s to A | 2024-10-19 | CT CDOG IMX Meet venue |
| 100 Freestyle | LCM | 1:04.38 | A+0.19s to AA | 2024-05-17 | CT WHAT May Trials/Finals Meet venue |
| 400 Freestyle | LCM | 5:22.41 | BB+16.32s to A | 2024-05-04 | CT CDOG May Qualifier venue |
| 100 Backstroke | LCM | 1:24.70 | B+4.31s to BB | 2024-05-04 | CT CDOG May Qualifier venue |
| 200 Backstroke | LCM | 3:04.00 | B+9.41s to BB | 2024-05-04 | CT CDOG May Qualifier venue |
| 50 Breaststroke | LCM | 38.83 | A+0.84s to AA | 2024-05-31 | 2024 CT CDOG May Invite venue |
| 100 Breaststroke | LCM | 1:24.89 | BB+0.60s to A | 2024-06-28 | CT WHAT Trials/Finals Meet venue |
| 200 Breaststroke | LCM | 2:58.68 | A+2.29s to AA | 2024-06-28 | CT WHAT Trials/Finals Meet venue |
| 50 Butterfly | LCM | 1:18.45 | +39.66s to B | 2024-05-04 | CT CDOG May Qualifier venue |
| 100 Butterfly | LCM | 3:02.57 | +98.38s to B | 2024-06-28 | CT WHAT Trials/Finals Meet venue |
| 200 Butterfly | LCM | 3:01.49 | B+8.50s to BB | 2024-05-04 | CT CDOG May Qualifier venue |
| 200 Individual Medley | LCM | 2:43.81 | BB+0.82s to A | 2024-06-28 | CT WHAT Trials/Finals Meet venue |
| 400 Individual Medley | LCM | 5:47.95 | A+14.16s to AA | 2024-06-28 | CT WHAT Trials/Finals Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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.
IMX / IMR
IMX 17-18 · SCY
3809 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:56.54 | 1008 |
| 200 BR SCY | 2:16.03 | 1055 |
| 200 FL SCY | 2:34.16 | 496 |
| 200 IM SCY | 2:22.73 | 635 |
| 400 IM SCY | 5:09.22 | 615 |
| 200 BK SCY | — | 0 |
IMR 17-18 · SCY
3539 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:49.45 | 1025 |
| 100 BK SCY | 1:07.44 | 542 |
| 100 BR SCY | 1:13.56 | 646 |
| 100 FL SCY | 1:02.42 | 691 |
| 200 IM SCY | 2:22.73 | 635 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.70 split/total mismatch
Front half 26.84s · back half 27.86s
200 Freestyle SCY 1:49.45 split/total mismatch
500 Freestyle SCY 4:56.54 split/total mismatch
100 Breaststroke SCY 1:13.56
100 Butterfly SCY 1:02.42 split/total mismatch
Front half 28.57s · back half 33.85s
200 Butterfly SCY 2:34.16 split/total mismatch
200 Individual Medley SCY 2:22.73
400 Freestyle LCM 5:22.41 split/total mismatch
100 Backstroke LCM 1:24.70 split/total mismatch
Front half 37.07s · back half 47.63s
200 Backstroke LCM 3:04.00 split/total mismatch
50 Breaststroke LCM 38.83 split/total mismatch
Front half 41.74s · back half -2.91s
200 Butterfly LCM 3:01.49 split/total mismatch
200 Individual Medley LCM 2:43.81 split/total mismatch
Progression
Faster times are higher. One card per event, all courses & history.