swimOisin O'Sullivan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.24 | 2020-02-15 | 2020 TYR Senior Metropolitan Winter Championships, S#: 200201 & 200251-T | |
| 100 Freestyle | SCY | 52.45 | 2019-10-19 | 2019 MR LIAC Chappy's Big Race Invitational | |
| 200 Freestyle | SCY | 1:51.67 | 2018-03-22 | 2018 EZ North Speedo Short Course Sectionals | |
| 100 Breaststroke | SCY | 1:06.02 | 2019-10-19 | 2019 MR LIAC Chappy's Big Race Invitational | |
| 200 Breaststroke | SCY | 2:17.86 | 2018-03-22 | 2018 EZ North Speedo Short Course Sectionals | |
| 100 Butterfly | SCY | 54.48 | 2019-11-16 | 2019 MR LIAC A Saturday in November | |
| 200 Individual Medley | SCY | 2:36.43 | 2020-01-10 | 2020 MR TVSC TJ Kelly Memorial Joust | |
| 50 Freestyle | LCM | 25.52 | 2020-02-15 | 2020 TYR Senior Metropolitan Winter Championships, S#: 200201 & 200251-T | |
| 100 Freestyle | LCM | 59.80 | 2017-07-22 | 2019 Senior Metropolitan Summer LC Championships, S#: 190710 & 190754-T | |
| 200 Freestyle | LCM | 2:19.98 | 2019-06-28 | 2019 mr liac summer fun invitational | |
| 100 Breaststroke | LCM | 1:11.32 | 2019-08-01 | 2019 NI - EZ LC Senior Zone Championship venue | |
| 200 Breaststroke | LCM | 2:41.19 | 2017-07-22 | 2019 Senior Metropolitan Summer LC Championships, S#: 190710 & 190754-T | |
| 100 Butterfly | LCM | 57.96 | 2023-07-13 | 2023 MR Senior Mets LCM Championships | |
| 200 Individual Medley | LCM | 2:21.28 | 2019-08-01 | 2019 NI - EZ LC Senior Zone Championship venue |
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 25.65 | flying | 200 Free Relay (leg 3) | 2019-08-01 | 2019 NI - EZ LC Senior Zone Championship |
| 200 Freestyle | LCM | 2:07.30 | flying | 800 Free Relay (leg 2) | 2019-08-03 | 2019 NI - EZ LC Senior Zone Championship |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
PR splits
200 Freestyle SCY 1:51.67
Front half 52.57s · back half 59.10s
200 Breaststroke SCY 2:17.86
Front half 65.76s · back half 72.10s
100 Butterfly SCY 54.48
200 Individual Medley SCY 2:36.43 split/total mismatch
Front half 128.42s · back half 28.01s
100 Breaststroke LCM 1:11.32
Front half 33.39s · back half 37.93s
200 Individual Medley LCM 2:21.28
Front half 64.85s · back half 76.43s
Progression
Faster times are higher. One card per event, all courses & history.