Jake Mason

MCASESUN

387 plausible swims · 54 meets · 2011-02-04 → 2026-07-12

Personal records

Event	Course	Best	Cut	Date	Meet
25 Freestyle	SCY	14.83		2013-02-01	2013 SE ACAC Lois Weir Invitational Swim Meet
50 Freestyle	SCY	27.84	+4.65s to Sectionals	2016-10-28	2016 SE TNAQ October Invitational
100 Freestyle	SCY	47.11	Sectionals ✓+4.02s to US Open	2021-11-05	2021 TNAQ November Fall Invite
200 Freestyle	SCY	1:40.53	Sectionals ✓+5.54s to US Open	2021-11-05	2021 TNAQ November Fall Invite
500 Freestyle	SCY	4:33.58	Sectionals ✓+13.69s to US Open	2020-02-21	2020 SE Southeastern SC Championships
1000 Freestyle	SCY	9:45.43	Sectionals ✓+40.64s to US Open	2021-01-15	Frost Bite Invite
1650 Freestyle	SCY	15:53.40	Sectionals ✓+45.41s to US Open	2020-02-21	2020 SE Southeastern SC Championships
25 Backstroke	SCY	17.23		2013-02-01	2013 SE ACAC Lois Weir Invitational Swim Meet
50 Backstroke	SCY	31.08	+9.59s to US Open	2016-10-28	2016 SE TNAQ October Invitational
100 Backstroke	SCY	50.76	Sectionals ✓+3.77s to US Open	2021-11-05	2021 TNAQ November Fall Invite
200 Backstroke	SCY	1:52.14	Sectionals ✓+8.85s to US Open	2021-02-19	2021 SE Southeastern Senior SC Championship M
25 Breaststroke	SCY	21.75		2013-02-01	2013 SE ACAC Lois Weir Invitational Swim Meet
50 Breaststroke	SCY	35.26	+10.87s to US Open	2016-10-28	2016 SE TNAQ October Invitational
100 Breaststroke	SCY	1:15.93	+12.74s to Sectionals	2016-10-28	2016 SE TNAQ October Invitational
200 Breaststroke	SCY	2:17.33	+0.04s to Sectionals	2020-09-26	2025 SE Southeastern Winter SC Championships
25 Butterfly	SCY	16.52		2012-12-15	2012 SE ACAC Polar Express Invitational
50 Butterfly	SCY	29.58	+8.39s to US Open	2016-10-28	2016 SE TNAQ October Invitational
100 Butterfly	SCY	50.63	Sectionals ✓+3.94s to US Open	2021-11-05	2021 TNAQ November Fall Invite
200 Butterfly	SCY	1:53.15	Sectionals ✓+8.36s to US Open	2020-12-04	Holiday Classic 2020
100 Individual Medley	SCY	1:03.23		2017-02-24	2017 SE Region 2 Championships
200 Individual Medley	SCY	1:53.94	Sectionals ✓+8.55s to US Open	2026-01-01	nov full results
400 Individual Medley	SCY	3:59.72	Sectionals ✓+12.03s to US Open	2020-02-21	2020 SE Southeastern SC Championships
50 Freestyle	LCM	25.39	Sectionals ✓+2.10s to US Open	2021-07-09	Ensworth July Invitational
100 Freestyle	LCM	52.22	Sectionals ✓+1.33s to US Open	2026-07-12	2026 LAI AT USC venue
200 Freestyle	LCM	1:52.61	Sectionals ✓+0.62s to US Open	2026-07-10	2026 LAI AT USC venue
400 Freestyle	LCM	3:55.42	US Open ✓	2024-05-24	Tennessee Aquatic Club May Invite venue
800 Freestyle	LCM	8:31.16	Sectionals ✓+15.77s to US Open	2021-05-21	2021 Officially Summer Invite
1500 Freestyle	LCM	16:37.39	Sectionals ✓+46.00s to US Open	2019-07-18	2019 SE Southeastern LC Championships
50 Backstroke	LCM	27.74	+1.65s to US Open	2022-07-14	2022 SE Southeastern LC Championships
100 Backstroke	LCM	1:00.57	Sectionals ✓+3.68s to US Open	2026-01-01	april splash meet results
200 Backstroke	LCM	2:12.73	Sectionals ✓+8.14s to US Open	2021-05-21	2021 Officially Summer Invite
50 Breaststroke	LCM	44.05	+14.86s to US Open	2026-01-01	2015 SE
100 Breaststroke	LCM	1:12.33	Sectionals ✓+8.64s to US Open	2021-07-09	Ensworth July Invitational
200 Breaststroke	LCM	3:11.50	+30.62s to Sectionals	2017-04-28	2017SE Arena Long Course Invitational
50 Butterfly	LCM	35.34	+10.45s to US Open	2015-06-19	2015 SE TNAQ June Invitational
100 Butterfly	LCM	54.89	Sectionals ✓+0.20s to US Open	2026-07-11	2026 LAI AT USC venue
200 Butterfly	LCM	2:10.50	Sectionals ✓+7.51s to US Open	2022-05-20	2022 Officially Summer Invite
200 Individual Medley	LCM	2:07.98	Sectionals ✓+2.49s to US Open	2022-07-14	2022 SE Southeastern LC Championships
400 Individual Medley	LCM	4:33.62	Sectionals ✓+4.73s to US Open	2021-07-28	2021 Futures Championships - Huntsville

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.

PR splits

500 Freestyle SCY 4:33.58

24.28

27.04

27.68

27.77

27.94

27.83

28.05

28.07

26.85

Front half 134.71s · back half 138.87s

1650 Freestyle SCY 15:53.40

24.75

28.07

28.55

28.70

28.72

28.74

28.77

28.89

28.88

28.86

29.07

28.96

29.17

29.08

29.05

29.16

29.18

29.24

29.39

29.41

29.44

29.45

29.06

29.43

29.53

29.50

29.48

29.34

29.53

29.06

28.56

26.99

200 Backstroke SCY 1:52.14

25.16

27.61

29.38

29.99

Front half 52.77s · back half 59.37s

100 Breaststroke SCY 1:15.93

35.59

40.34

Front half 35.59s · back half 40.34s

200 Breaststroke SCY 2:17.33 split/total mismatch

30.25

4.46

1.33

0.29

Front half 34.71s · back half 102.62s

200 Butterfly SCY 1:53.15 split/total mismatch

24.83

3.48

0.92

1.55

Front half 28.31s · back half 84.84s

100 Individual Medley SCY 1:03.23 split/total mismatch

28.81

5.61

Front half 28.81s · back half 34.42s

400 Individual Medley SCY 3:59.72

24.70

29.06

31.01

30.81

34.22

34.98

27.96

26.98

Front half 115.58s · back half 124.14s

100 Freestyle LCM 52.22

24.86

27.36

Front half 24.86s · back half 27.36s

200 Freestyle LCM 1:52.61

26.17

28.23

29.01

29.20

Front half 54.40s · back half 58.21s

400 Freestyle LCM 3:55.42 RT 0.64s

27.12

28.97

29.44

29.71

29.84

30.17

30.04

30.13

Front half 115.24s · back half 120.18s

800 Freestyle LCM 8:31.16 split/total mismatch

28.23

31.29

32.46

32.63

32.86

32.57

32.45

32.13

31.90

32.47

32.54

32.47

31.71

32.27

31.47

1500 Freestyle LCM 16:37.39

62.33

66.31

66.85

66.88

66.81

67.05

67.11

66.98

67.12

66.69

66.90

67.36

67.48

66.99

64.53

100 Backstroke LCM 1:00.57 split/total mismatch

40.26

40.63

40.30

40.51

40.60

41.07

40.64

41.17

29.23

31.34

40.71

40.69

40.73

37.58

40.96

41.10

33.99

45.15

200 Backstroke LCM 2:12.73 split/total mismatch

30.56

33.18

34.67

34.32

200 Breaststroke LCM 3:11.50 split/total mismatch

92.04

7.42

Front half 92.04s · back half 99.46s

100 Butterfly LCM 54.89

25.22

29.67

Front half 25.22s · back half 29.67s

200 Individual Medley LCM 2:07.98 split/total mismatch

26.46

32.26

38.64

30.62

Reaction time

fastest 0.64s average 0.640s slowest 0.64s 1 electronic start

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.

25 Freestyle SCY 14.83 6 swims

50 Freestyle SCY 27.84 11 swims

100 Freestyle SCY 47.11 12 swims

200 Freestyle SCY 1:40.53 21 swims

500 Freestyle SCY 4:33.58 15 swims

1000 Freestyle SCY 9:45.43 2 swims

1650 Freestyle SCY 15:53.40 4 swims

25 Backstroke SCY 17.23 8 swims

50 Backstroke SCY 31.08 10 swims

100 Backstroke SCY 50.76 11 swims

200 Backstroke SCY 1:52.14 7 swims

25 Breaststroke SCY 21.75 1 swim

50 Breaststroke SCY 35.26 5 swims

100 Breaststroke SCY 1:15.93 5 swims

200 Breaststroke SCY 2:17.33 2 swims

25 Butterfly SCY 16.52 5 swims

50 Butterfly SCY 29.58 9 swims

100 Butterfly SCY 50.63 9 swims

200 Butterfly SCY 1:53.15 7 swims

100 Individual Medley SCY 1:03.23 12 swims

200 Individual Medley SCY 1:53.94 12 swims

400 Individual Medley SCY 3:59.72 9 swims

50 Freestyle LCM 25.39 11 swims

100 Freestyle LCM 52.22 15 swims

200 Freestyle LCM 1:52.61 30 swims

400 Freestyle LCM 3:55.42 19 swims

800 Freestyle LCM 8:31.16 4 swims

1500 Freestyle LCM 16:37.39 6 swims

50 Backstroke LCM 27.74 10 swims

100 Backstroke LCM 1:00.57 17 swims

200 Backstroke LCM 2:12.73 7 swims

50 Breaststroke LCM 44.05 5 swims

100 Breaststroke LCM 1:12.33 7 swims

200 Breaststroke LCM 3:11.50 1 swim

50 Butterfly LCM 35.34 9 swims

100 Butterfly LCM 54.89 19 swims

200 Butterfly LCM 2:10.50 11 swims

200 Individual Medley LCM 2:07.98 21 swims

400 Individual Medley LCM 4:33.62 12 swims