swimstats

Mairin O'Brien

Fage 21CZLEBBACSIGMHLELESDLRSTLSSCOSUSHHBUBBAUCSIULESDULRST

503 plausible swims · 109 meets · 2010-12-12 → 2024-07-21

Personal records

EventCourseBest CutDateMeet
25 Freestyle SCY 15.55 2012-02-19 Lake Erie 8 & Under Championships 2012 venue
50 Freestyle SCY 23.02 2020-02-14 2020 Northeast High School District - Div II fast pool
100 Freestyle SCY 50.23 2020-02-14 2020 Northeast High School District - Div II fast pool
200 Freestyle SCY 1:54.00 2020-10-25 Stevie Greishammer Meet venue
500 Freestyle SCY 5:38.83 2015-10-18 Swimtoberfest venue
25 Backstroke SCY 20.15 2011-11-12 FAST Fall Breakout Meet slow pool
50 Backstroke SCY 32.38 2014-03-09 Lake Erie Age Group State Championship Meet venue
100 Backstroke SCY 56.69 2019-11-23 The 2019 Mark J. Braun Fall Classic venue
200 Backstroke SCY 2:05.91 2019-11-24 The 2019 Mark J. Braun Fall Classic venue
25 Breaststroke SCY 22.07 2011-12-03 Shaker Shark Invitational 2011 venue
50 Breaststroke SCY 43.02 2013-10-19 2013 Peg Neal Pentathlon venue
100 Breaststroke SCY 1:14.59 2018-11-17 The 2018 Mark J. Braun Fall Classic venue
25 Butterfly SCY 18.53 2011-12-04 Shaker Shark Invitational 2011 venue
50 Butterfly SCY 27.85 2016-03-13 Lake Erie Age Group Championship Meet venue
100 Butterfly SCY 55.98 2020-12-11 2020 Lake Erie Winter Championship venue
100 Individual Medley SCY 1:11.38 2014-12-07 Shaker Shark Invitational venue
200 Individual Medley SCY 2:10.60 2017-12-02 Shaker Shark Invitational venue
50 Freestyle LCM 26.23 2023-07-13 2023 OH CZ East Speedo Sectionals fast pool
100 Freestyle LCM 56.80 2023-06-23 Holtrey Summer Classic venue
200 Freestyle LCM 2:05.74 2024-07-19 2024OH CZ East Speedo Sectionals fast pool
400 Freestyle LCM 5:05.00 2017-07-09 Avon Classic 2017 venue
50 Backstroke LCM 30.07 2023-07-14 2023 OH CZ East Speedo Sectionals fast pool
100 Backstroke LCM 1:04.46 2023-06-24 Holtrey Summer Classic venue
200 Backstroke LCM 2:31.64 2018-06-16 2018 Jerry Holtrey Summer Classic venue
50 Breaststroke LCM 52.44 2013-06-21 The Robert F. Busbey Invitational Swim Meet venue
50 Butterfly LCM 29.19 2021-07-15 2021 Speedo Sectional Meet
100 Butterfly LCM 1:04.37 2021-07-15 2021 Speedo Sectional Meet
200 Individual Medley LCM 3:05.12 2013-07-28 Lake Erie Swimming Long Course Championships venue

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

LegCourseTime StartRelayDateMeet
50 Freestyle SCY 23.42 flat 200 Free Relay 2020-02-14 2020 Northeast High School District - Div II
50 Freestyle SCY 22.86 flying 200 Free Relay (leg 4) 2021-02-19 2021 Northeast High School District - Div II
50 Freestyle SCY 34.80 flying 200 Medley Relay (leg 4) 2011-02-05 Fabulous 50s
100 Freestyle SCY 51.78 flat 400 Free Relay 2018-02-23 2018 OHIO STATE HIGH SCHOOL
100 Freestyle SCY 49.83 flying 400 Free Relay (leg 4) 2021-02-19 2021 Northeast High School District - Div II
100 Freestyle SCY 50.77 flying 400 Medley Relay (leg 4) 2021-03-06 LESI Senior Champs
50 Backstroke SCY 26.39 flat 200 Medley Relay 2020-02-14 2020 Northeast High School District - Div II
100 Backstroke SCY 1:03.88 flat 400 Medley Relay 2017-01-14 2017 Jim Scullion Age Group Showdown
50 Freestyle LCM 27.75 flying 200 Free Relay (leg 4) 2016-03-05 Lake Erie Senior Championships 2016
100 Freestyle LCM 1:00.89 flying 400 Free Relay (leg 4) 2018-06-16 2018 Jerry Holtrey Summer Classic
100 Freestyle LCM 1:02.51 flying 400 Medley Relay (leg 4) 2021-07-18 2021 Speedo Sectional Meet
50 Butterfly LCM 29.51 flying 200 Medley Relay (leg 3) 2020-03-08 LE Senior Championships 2020

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

100 Freestyle SCY 50.23

24.10
26.13

Front half 24.10s · back half 26.13s

200 Freestyle SCY 1:54.00

25.49
28.93
29.96
29.62

Front half 54.42s · back half 59.58s

500 Freestyle SCY 5:38.83

28.77
32.22
34.22
34.58
34.50
35.30
35.31
35.54
35.37
33.02

Front half 164.29s · back half 174.54s

100 Backstroke SCY 56.69

27.61
29.08

Front half 27.61s · back half 29.08s

200 Backstroke SCY 2:05.91

29.35
31.56
32.62
32.38

Front half 60.91s · back half 65.00s

100 Breaststroke SCY 1:14.59

34.99
39.60

Front half 34.99s · back half 39.60s

100 Butterfly SCY 55.98

25.71
30.27

Front half 25.71s · back half 30.27s

100 Individual Medley SCY 1:11.38

31.59
39.79

Front half 31.59s · back half 39.79s

200 Individual Medley SCY 2:10.60

27.76
32.73
40.06
30.05

Front half 60.49s · back half 70.11s

100 Freestyle LCM 56.80

27.11
29.69

Front half 27.11s · back half 29.69s

200 Freestyle LCM 2:05.74

29.59
31.93
32.14
32.08

Front half 61.52s · back half 64.22s

400 Freestyle LCM 5:05.00

73.27
78.84
78.29
74.60

Front half 152.11s · back half 152.89s

100 Backstroke LCM 1:04.46

30.54
33.92

Front half 30.54s · back half 33.92s

200 Backstroke LCM 2:31.64

35.31
38.44
39.77
38.12

Front half 73.75s · back half 77.89s

200 Individual Medley LCM 3:05.12

42.16
46.37
57.67
38.92

Front half 88.53s · back half 96.59s

Progression

Faster times are higher. One card per event, all courses & history.

25 Freestyle SCY 15.55 8 swims
50 Freestyle SCY 23.02 84 swims
100 Freestyle SCY 50.23 60 swims
200 Freestyle SCY 1:54.00 27 swims
500 Freestyle SCY 5:38.83 5 swims
25 Backstroke SCY 20.15 5 swims
50 Backstroke SCY 32.38 21 swims
100 Backstroke SCY 56.69 38 swims
200 Backstroke SCY 2:05.91 9 swims
25 Breaststroke SCY 22.07 1 swim
50 Breaststroke SCY 43.02 7 swims
100 Breaststroke SCY 1:14.59 8 swims
25 Butterfly SCY 18.53 9 swims
50 Butterfly SCY 27.85 19 swims
100 Butterfly SCY 55.98 9 swims
100 Individual Medley SCY 1:11.38 9 swims
200 Individual Medley SCY 2:10.60 8 swims
50 Freestyle LCM 26.23 46 swims
100 Freestyle LCM 56.80 36 swims
200 Freestyle LCM 2:05.74 18 swims
400 Freestyle LCM 5:05.00 1 swim
50 Backstroke LCM 30.07 14 swims
100 Backstroke LCM 1:04.46 33 swims
200 Backstroke LCM 2:31.64 8 swims
50 Breaststroke LCM 52.44 1 swim
50 Butterfly LCM 29.19 8 swims
100 Butterfly LCM 1:04.37 7 swims
200 Individual Medley LCM 3:05.12 4 swims