Mac Clark

Mage 19AMLEMTSEVALELESDPEAQTNAQTPITULESD

341 plausible swims · 40 meets · 2016-11-18 → 2026-06-20

Personal records

Event	Course	Best	Date	Meet
50 Freestyle	SCY	28.34	2019-11-24	The 2019 Mark J. Braun Fall Classic venue
100 Freestyle	SCY	1:01.33	2019-11-23	The 2019 Mark J. Braun Fall Classic venue
200 Freestyle	SCY	1:43.57	2023-01-20	2023 ISCA National Club Championships venue
500 Freestyle	SCY	4:31.68	2023-01-21	2023 ISCA National Club Championships venue
1000 Freestyle	SCY	9:12.57	2023-03-23	2023 EZ Southern Region Speedo Champ Series venue
1650 Freestyle	SCY	15:39.86	2023-01-22	2023 ISCA National Club Championships venue
50 Backstroke	SCY	33.97	2018-03-11	Lake Erie Age Group Championship Meet venue
100 Backstroke	SCY	56.92	2022-11-20	The 2022 Mark J. Braun Fall Classic venue
200 Backstroke	SCY	1:56.56	2023-11-19	The 2023 Mark J. Braun Fall Classic venue
50 Breaststroke	SCY	39.13	2018-10-14	2018 CCS SC Meet venue
100 Breaststroke	SCY	1:20.59	2018-12-02	Shaker Shark Invitational venue
200 Breaststroke	SCY	2:19.32	2023-01-22	2023 ISCA National Club Championships venue
50 Butterfly	SCY	32.38	2018-12-02	Shaker Shark Invitational venue
100 Butterfly	SCY	54.61	2023-01-20	2023 ISCA National Club Championships venue
200 Butterfly	SCY	1:57.77	2023-01-21	2023 ISCA National Club Championships venue
100 Individual Medley	SCY	1:10.88	2019-02-10	2019 Last Chance Meet venue
200 Individual Medley	SCY	1:57.60	2023-01-21	2023 ISCA National Club Championships venue
400 Individual Medley	SCY	4:02.34	2023-03-24	2023 EZ Southern Region Speedo Champ Series venue
50 Freestyle	LCM	27.72	2024-06-02	2024 AM LC HD Age Group Open venue
100 Freestyle	LCM	54.47	2024-07-13	2024 AM WV LCM Age Group Championships venue
200 Freestyle	LCM	1:54.17	2025-08-02	2025 Speedo Junior National Championships fast pool
400 Freestyle	LCM	3:59.37	2025-08-01	2025 Speedo Junior National Championships fast pool
800 Freestyle	LCM	8:17.03	2025-08-03	2025 Speedo Junior National Championships fast pool
1500 Freestyle	LCM	15:44.93	2025-07-30	2025 Speedo Junior National Championships fast pool
50 Backstroke	LCM	39.12	2018-05-20	2018 Robert F. Busbey Invitational venue
100 Backstroke	LCM	1:02.27	2024-07-12	2024 AM WV LCM Age Group Championships venue
200 Backstroke	LCM	2:05.53	2025-08-01	2025 Speedo Junior National Championships fast pool
100 Breaststroke	LCM	1:39.04	2019-05-05	2019 TYR Shaker Sharks Cinco deMayo LC meet venue
200 Breaststroke	LCM	2:43.56	2024-07-12	2024 AM WV LCM Age Group Championships venue
50 Butterfly	LCM	36.84	2019-05-19	2019 Robert F. Busbey Invitational venue
100 Butterfly	LCM	1:02.49	2023-06-24	Holtrey Summer Classic venue
200 Butterfly	LCM	2:15.46	2024-06-16	Holtrey Summer Classic venue
200 Individual Medley	LCM	2:10.90	2024-07-13	2024 AM WV LCM Age Group Championships venue
400 Individual Medley	LCM	4:26.01	2025-07-31	2025 Speedo Junior National Championships fast pool

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

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	29.79	flat	200 Free Relay	2017-11-18	The 2017 Mark J. Braun Fall Classic
50 Freestyle	SCY	29.53	flying	200 Medley Relay (leg 4)	2017-11-19	The 2017 Mark J. Braun Fall Classic
50 Freestyle	SCY	22.17	flying	200 Free Relay (leg 2)	2022-03-27	2022 VA EZ South Region Speedo Champs
50 Backstroke	SCY	35.43	flat	200 Medley Relay	2017-12-02	Shaker Shark Invitational
50 Butterfly	SCY	32.84	flying	200 Medley Relay (leg 3)	2018-11-18	The 2018 Mark J. Braun Fall Classic
50 Freestyle	LCM	34.62	flying	200 Free Relay (leg 4)	2018-05-12	Penguin LC Season Opener
50 Freestyle	LCM	34.63	flying	200 Medley Relay (leg 4)	2018-05-12	Penguin LC Season Opener
100 Freestyle	LCM	1:13.24	flat	400 Free Relay	2019-06-16	2019 Holtrey Summer Classic
100 Freestyle	LCM	1:12.58	flying	400 Free Relay (leg 2)	2019-05-18	2019 Robert F. Busbey Invitational
100 Butterfly	LCM	1:24.76	flying	400 Medley Relay (leg 3)	2019-05-19	2019 Robert F. Busbey Invitational

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 1:01.33

29.69

31.64

Front half 29.69s · back half 31.64s

200 Freestyle SCY 1:43.57

24.74

26.60

26.71

25.52

Front half 51.34s · back half 52.23s

500 Freestyle SCY 4:31.68

25.29

27.79

27.85

27.79

27.74

27.45

27.22

27.37

27.26

25.92

Front half 136.46s · back half 135.22s

1000 Freestyle SCY 9:12.57

25.08

27.68

27.84

27.62

27.86

28.05

27.97

28.07

27.97

27.82

27.97

27.81

27.89

28.00

27.85

27.73

27.75

27.32

26.22

Front half 276.21s · back half 276.36s

1650 Freestyle SCY 15:39.86

25.99

28.58

28.41

28.33

28.31

28.55

28.53

28.35

28.32

28.63

28.22

28.39

28.63

28.34

28.52

28.68

28.64

28.67

28.54

28.58

28.89

29.05

28.64

28.75

28.68

28.69

28.87

28.81

28.84

29.21

28.55

28.35

27.32

100 Backstroke SCY 56.92

28.20

28.72

Front half 28.20s · back half 28.72s

200 Backstroke SCY 1:56.56

28.23

29.57

29.78

28.98

Front half 57.80s · back half 58.76s

100 Breaststroke SCY 1:20.59

38.77

41.82

Front half 38.77s · back half 41.82s

200 Breaststroke SCY 2:19.32

32.23

35.07

36.33

35.69

Front half 67.30s · back half 72.02s

100 Butterfly SCY 54.61

25.75

28.86

Front half 25.75s · back half 28.86s

200 Butterfly SCY 1:57.77

27.10

30.47

30.32

29.88

Front half 57.57s · back half 60.20s

100 Individual Medley SCY 1:10.88

33.36

37.52

Front half 33.36s · back half 37.52s

200 Individual Medley SCY 1:57.60

26.49

29.89

35.16

26.06

Front half 56.38s · back half 61.22s

400 Individual Medley SCY 4:02.34

27.05

29.25

30.22

29.81

35.26

35.51

28.23

27.01

Front half 116.33s · back half 126.01s

100 Freestyle LCM 54.47

26.75

27.72

Front half 26.75s · back half 27.72s

200 Freestyle LCM 1:54.17 RT 0.78s

27.10

29.07

29.43

28.57

Front half 56.17s · back half 58.00s

400 Freestyle LCM 3:59.37 RT 0.78s

28.02

30.27

30.89

30.67

30.46

30.65

30.02

28.39

Front half 119.85s · back half 119.52s

800 Freestyle LCM 8:17.03 RT 0.81s

28.77

30.97

31.17

31.16

31.01

31.37

31.43

31.71

31.25

31.65

31.44

31.70

31.39

31.27

31.01

29.73

Front half 247.59s · back half 249.44s

1500 Freestyle LCM 15:44.93 RT 0.79s

28.25

30.70

30.90

30.84

30.93

31.17

31.28

31.42

31.22

31.79

31.56

31.81

31.84

31.99

31.63

31.84

31.46

31.79

31.60

32.09

31.96

32.18

32.16

32.13

32.15

31.97

31.98

32.07

31.77

30.45

Front half 467.33s · back half 477.60s

100 Backstroke LCM 1:02.27

30.88

31.39

Front half 30.88s · back half 31.39s

200 Backstroke LCM 2:05.53 RT 0.68s

30.33

31.94

31.85

31.41

Front half 62.27s · back half 63.26s

200 Breaststroke LCM 2:43.56

38.41

41.03

43.47

40.65

Front half 79.44s · back half 84.12s

100 Butterfly LCM 1:02.49

29.73

32.76

Front half 29.73s · back half 32.76s

200 Butterfly LCM 2:15.46

30.85

35.01

35.81

33.79

Front half 65.86s · back half 69.60s

200 Individual Medley LCM 2:10.90

29.14

32.87

39.50

29.39

Front half 62.01s · back half 68.89s

400 Individual Medley LCM 4:26.01 RT 0.81s

28.71

31.96

33.56

32.04

39.48

40.35

30.89

29.02

Front half 126.27s · back half 139.74s

Reaction time

fastest 0.53s average 0.740s slowest 0.82s 13 electronic starts

Start reaction over time faster starts higher

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.

Progression

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

50 Freestyle SCY 28.34 5 swims

100 Freestyle SCY 1:01.33 12 swims

200 Freestyle SCY 1:43.57 16 swims

500 Freestyle SCY 4:31.68 19 swims

1000 Freestyle SCY 9:12.57 4 swims

1650 Freestyle SCY 15:39.86 7 swims

50 Backstroke SCY 33.97 6 swims

100 Backstroke SCY 56.92 16 swims

200 Backstroke SCY 1:56.56 9 swims

50 Breaststroke SCY 39.13 3 swims

100 Breaststroke SCY 1:20.59 3 swims

200 Breaststroke SCY 2:19.32 8 swims

50 Butterfly SCY 32.38 5 swims

100 Butterfly SCY 54.61 17 swims

200 Butterfly SCY 1:57.77 14 swims

100 Individual Medley SCY 1:10.88 4 swims

200 Individual Medley SCY 1:57.60 14 swims

400 Individual Medley SCY 4:02.34 7 swims

50 Freestyle LCM 27.72 5 swims

100 Freestyle LCM 54.47 14 swims

200 Freestyle LCM 1:54.17 19 swims

400 Freestyle LCM 3:59.37 18 swims

800 Freestyle LCM 8:17.03 8 swims

1500 Freestyle LCM 15:44.93 11 swims

50 Backstroke LCM 39.12 3 swims

100 Backstroke LCM 1:02.27 11 swims

200 Backstroke LCM 2:05.53 14 swims

100 Breaststroke LCM 1:39.04 2 swims

200 Breaststroke LCM 2:43.56 7 swims

50 Butterfly LCM 36.84 3 swims

100 Butterfly LCM 1:02.49 13 swims

200 Butterfly LCM 2:15.46 13 swims

200 Individual Medley LCM 2:10.90 15 swims

400 Individual Medley LCM 4:26.01 15 swims