Sam O'Brien
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.32 | BB+0.13s to A·+1.23s to Sectionals | 2024-12-07 | 2024 Tualatin Hills Holiday Classicvenue |
| 100 Freestyle | SCY | 59.35 | BB+0.36s to A·+2.86s to Sectionals | 2024-12-08 | 2024 Tualatin Hills Holiday Classicvenue |
| 200 Freestyle | SCY | 2:08.63 | BB+0.94s to A·+6.24s to Sectionals | 2025-01-18 | 2025 PN VAST 48th Annual Washington Openvenue |
| 500 Freestyle | SCY | 5:48.10 | BB+3.81s to A·+18.71s to Sectionals | 2025-02-15 | 2025 OR HS 6a-2venue |
| 1000 Freestyle | SCY | 11:52.12 | A+29.53s to AA·+27.93s to Sectionals | 2025-03-13 | 2025 OSI Arena Senior SC Championshipsvenue |
| 1650 Freestyle | SCY | 20:24.25 | BB+27.86s to A·+77.56s to Sectionals | 2024-11-08 | 2024 THSC November Invitationalvenue |
| 50 Backstroke | SCY | 31.62 | BB+1.43s to A·+5.33s to Futures | 2025-01-18 | 2025 PN VAST 48th Annual Washington Openvenue |
| 100 Backstroke | SCY | 1:07.93 | BB+4.04s to A·+6.54s to Sectionals | 2024-12-07 | 2024 Tualatin Hills Holiday Classicvenue |
| 200 Backstroke | SCY | 2:27.82 | BB+9.33s to A·+14.53s to Sectionals | 2025-11-09 | 2025 THSC November Openvenue |
| 50 Breaststroke | SCY | 34.47 | A+0.78s to AA·+4.68s to Futures | 2026-01-16 | 2026 PN VAST 49th Annual Washington Open- APPvenue |
| 100 Breaststroke | SCY | 1:14.01 | BB+0.62s to A·+3.42s to Sectionals | 2026-01-17 | 2026 PN VAST 49th Annual Washington Open- APPvenue |
| 200 Breaststroke | SCY | 2:40.81 | BB+0.72s to A·+8.02s to Sectionals | 2026-03-20 | 2026 OSI Arena RegionXII SC Championshipsvenue |
| 50 Butterfly | SCY | 29.25 | A+0.66s to AA·+3.56s to Futures | 2026-03-21 | 2026 OSI Arena RegionXII SC Championshipsvenue |
| 100 Butterfly | SCY | 1:08.50 | BB+5.01s to A·+7.41s to Sectionals | 2026-02-08 | 2026 Forest Grove Coast Range Qualifiervenue |
| 200 Butterfly | SCY | 2:40.46 | B+7.17s to BB·+24.27s to Sectionals | 2025-11-08 | 2025 THSC November Openvenue |
| 100 Individual Medley | SCY | 1:11.53 | 2025-12-19 | 2025 MAC Red & White Meetvenue | |
| 200 Individual Medley | SCY | 2:23.37 | BB+0.98s to A·+6.88s to Sectionals | 2026-01-16 | 2026 PN VAST 49th Annual Washington Open- APPvenue |
| 400 Individual Medley | SCY | 5:04.95 | BB+1.46s to A·+13.36s to Sectionals | 2025-12-05 | 2025 Tualatin Hills Holiday Classicvenue |
| 50 Freestyle | LCM | 31.19 | BB+0.20s to A·+1.60s to Sectionals | 2025-06-28 | 2025 Howard Jones Openvenue |
| 100 Freestyle | LCM | 1:08.60 | BB+1.51s to A·+4.21s to Sectionals | 2026-06-26 | 2026 TEAM Summer Invitationalvenue |
| 200 Freestyle | LCM | 2:29.39 | BB+4.20s to A·+10.40s to Sectionals | 2025-06-07 | 2025 OR CRST Summer Blast 2venue |
| 400 Freestyle | LCM | 5:15.46 | BB+8.77s to A·+23.67s to Sectionals | 2025-07-11 | 2025 THSC Summer Classicvenue |
| 800 Freestyle | LCM | 10:46.36 | BB+10.97s to A·+40.37s to Sectionals | 2025-07-24 | 2025 OSI Arena 11&O LC Championshipsvenue |
| 1500 Freestyle | LCM | 20:50.21 | BB+38.32s to A·+89.12s to Sectionals | 2025-06-26 | 2025 Howard Jones Openvenue |
| 100 Backstroke | LCM | 1:21.46 | B+0.57s to BB·+10.07s to Sectionals | 2025-06-29 | 2025 Howard Jones Openvenue |
| 200 Backstroke | LCM | 2:59.94 | B+4.75s to BB·+26.55s to Sectionals | 2025-05-04 | 2025 THSC Spring Invitationalvenue |
| 50 Breaststroke | LCM | 40.27 | BB+0.58s to A·+5.48s to Futures | 2026-07-26 | 2026 OSI Arena 13&O LC Championships Update -venue |
| 100 Breaststroke | LCM | 1:25.79 | BB+1.60s to A·+4.80s to Sectionals | 2026-07-25 | 2026 OSI Arena 13&O LC Championships Update -venue |
| 200 Breaststroke | LCM | 3:00.10 | A+5.11s to AA·+5.24s to Sectionals | 2026-07-24 | 2026 OSI Arena 13&O LC Championships Update -venue |
| 50 Butterfly | LCM | 32.92 | A+0.93s to AA·+3.43s to Futures | 2025-07-26 | 2025 OSI Arena 11&O LC Championshipsvenue |
| 100 Butterfly | LCM | 1:24.39 | +0.10s to B·+15.10s to Sectionals | 2025-07-12 | 2025 THSC Summer Classicvenue |
| 200 Individual Medley | LCM | 2:45.58 | BB+1.99s to A·+8.59s to Sectionals | 2025-07-25 | 2025 OSI Arena 11&O LC Championshipsvenue |
| 400 Individual Medley | LCM | 5:41.23 | A+8.64s to AA·+8.74s to Sectionals | 2026-07-25 | 2026 OSI Arena 13&O LC Championships Update -venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.11 | flat | 200 Free Relay | 2025-01-17 | 2025 Washington Open |
| 100 Freestyle | SCY | 59.10 | flying | 400 Free Relay (leg 2) | 2025-03-15 | 2025 OSI Arena Senior SC Championships |
| 100 Freestyle | SCY | 59.93 | flying | 400 Medley Relay (leg 4) | 2025-03-16 | 2025 OSI Arena Senior SC Championships |
| 50 Backstroke | SCY | 31.38 | flat | 200 Medley Relay | 2025-03-14 | 2025 OSI Arena Senior SC Championships |
| 100 Backstroke | SCY | 1:07.54 | flat | 400 Medley Relay | 2025-01-17 | 2025 Washington Open |
| 50 Butterfly | SCY | 29.16 | flying | 200 Medley Relay (leg 3) | 2026-03-20 | 2026 OSI Arena RegionXII SC Championships |
| 50 Freestyle | LCM | 30.90 | flying | 200 Medley Relay (leg 4) | 2025-06-29 | 2025 Howard Jones Open |
| 50 Freestyle | LCM | 30.53 | flying | 200 Free Relay (leg 4) | 2025-07-26 | 2025 OSI Arena 11&O LC Championships |
| 100 Freestyle | LCM | 1:07.05 | flat | 400 Free Relay | 2025-07-26 | 2025 OSI Arena 11&O LC Championships |
| 200 Freestyle | LCM | 2:27.28 | flying | 800 Free Relay (leg 3) | 2026-07-23 | 2026 OSI Arena 13&O LC Championships Update - |
| 50 Butterfly | LCM | 32.88 | flying | 200 Medley Relay (leg 3) | 2025-07-25 | 2025 OSI Arena 11&O 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
3490 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:48.10 | 623 |
| 200 BK SCY | 2:27.82 | 522 |
| 200 BR SCY | 2:40.81 | 638 |
| 200 FL SCY | 2:40.46 | 440 |
| 200 IM SCY | 2:23.37 | 626 |
| 400 IM SCY | 5:04.95 | 641 |
IMR 17-18 · SCY
2945 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:08.63 | 632 |
| 100 BK SCY | 1:07.93 | 530 |
| 100 BR SCY | 1:14.01 | 634 |
| 100 FL SCY | 1:08.50 | 523 |
| 200 IM SCY | 2:23.37 | 626 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 59.35
Front half 28.58s · back half 30.77s
200 Freestyle SCY 2:08.63
Front half 63.19s · back half 65.44s
500 Freestyle SCY 5:48.10
Front half 172.49s · back half 175.61s
1000 Freestyle SCY 11:52.12
Front half 352.95s · back half 359.17s
1650 Freestyle SCY 20:24.25
100 Backstroke SCY 1:07.93
Front half 32.90s · back half 35.03s
200 Backstroke SCY 2:27.82
Front half 72.19s · back half 75.63s
100 Breaststroke SCY 1:14.01 RT 0.70s
Front half 35.07s · back half 38.94s
200 Breaststroke SCY 2:40.81
Front half 77.93s · back half 82.88s
100 Butterfly SCY 1:08.50
Front half 32.87s · back half 35.63s
200 Butterfly SCY 2:40.46
Front half 78.65s · back half 81.81s
100 Individual Medley SCY 1:11.53
Front half 33.24s · back half 38.29s
200 Individual Medley SCY 2:23.37 RT 0.69s
Front half 68.41s · back half 74.96s
400 Individual Medley SCY 5:04.95
Front half 148.82s · back half 156.13s
200 Freestyle LCM 2:29.39
Front half 72.91s · back half 76.48s
400 Freestyle LCM 5:15.46
Front half 156.47s · back half 158.99s
800 Freestyle LCM 10:46.36
Front half 319.77s · back half 326.59s
1500 Freestyle LCM 20:50.21
Front half 625.33s · back half 624.88s
200 Backstroke LCM 2:59.94
Front half 88.21s · back half 91.73s
100 Breaststroke LCM 1:25.79
Front half 40.81s · back half 44.98s
200 Breaststroke LCM 3:00.10
Front half 87.31s · back half 92.79s
100 Butterfly LCM 1:24.39
Front half 37.66s · back half 46.73s
200 Individual Medley LCM 2:45.58
Front half 79.18s · back half 86.40s
400 Individual Medley LCM 5:41.23
Front half 170.03s · back half 171.20s
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.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.