Mackenzie Hearrin

Age: 15 years old
Age Category: 15-16
Team: Cheshire Y Sea Dog Swim Club | Connecticut Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Cheshire Y Sea Dog Swim Club

Connecticut Swimming

Eastern Zone

USA

Free 50 Y

25.34

15

12/11/2025

AA

AAA: 24.99 (+0.35s | 1.4%)

2

14

309

1,000+

Free 100 Y

56.41

Analysis

15

12/11/2025

AA

AAA: 53.99 (+2.42s | 4.3%)

3

21

548

1,000+

50 Free

27.55

100 Free

28.86

56.41

100 Free

56.41

Free 200 Y

2:01.71

Analysis

15

12/11/2025

AA

AAA: 1:57.09 (+4.62s | 3.8%)

2

15

458

1,000+

50 Free

27.94

100 Free

31.20

59.14

100 Free

59.14

150 Free

31.53

1:30.67

200 Free

31.04

2:01.71

100 Free

1:02.57

Free 1000 Y

11:02.25

Analysis

15

12/11/2025

AA

AAA: 10:54.49 (+7.76s | 1.2%)

1

4

181

628

50 Free

28.89

100 Free

32.32

1:01.21

100 Free

1:01.21

150 Free

33.08

1:34.29

200 Free

33.47

2:07.76

100 Free

1:06.55

250 Free

33.33

2:41.09

300 Free

33.44

3:14.53

100 Free

1:06.77

350 Free

33.34

3:47.87

400 Free

33.57

4:21.44

100 Free

1:06.91

450 Free

33.30

4:54.74

500 Free

34.16

5:28.90

100 Free

1:07.46

550 Free

33.71

6:02.61

600 Free

33.37

6:35.98

100 Free

1:07.08

650 Free

33.85

7:09.83

700 Free

34.05

7:43.88

100 Free

1:07.90

750 Free

33.41

8:17.29

800 Free

33.57

8:50.86

100 Free

1:06.98

850 Free

32.83

9:23.69

900 Free

32.96

9:56.65

100 Free

1:05.79

950 Free

33.52

10:30.17

1000 Free

32.08

11:02.25

100 Free

1:05.60

Back 50 Y

28.56

15

12/11/2025

1

8

180

649

Back 100 Y

1:02.26

Analysis

15

12/11/2025

A

AA: 1:01.39 (+0.87s | 1.4%)

2

13

360

1,000+

50 Back

30.33

100 Back

31.93

1:02.26

100 Back

1:02.26

Back 200 Y

2:10.05

Analysis

15

12/11/2025

AA

AAA: 2:07.49 (+2.56s | 2.0%)

1

5

169

590

50 Back

30.66

100 Back

33.17

1:03.83

100 Back

1:03.83

150 Back

33.59

1:37.42

200 Back

32.63

2:10.05

100 Back

1:06.22

Breast 100 Y

1:06.74

Analysis

15

12/11/2025

AAA

AAAA: 1:04.49 (+2.25s | 3.4%)

1

5

84

345

50 Breast

31.93

100 Breast

34.81

1:06.74

100 Breast

1:06.74

Breast 200 Y

2:23.35

Analysis

15

12/11/2025

AAA

AAAA: 2:19.49 (+3.86s | 2.7%)

1

3

61

245

50 Breast

32.36

100 Breast

36.29

1:08.66

100 Breast

1:08.66

150 Breast

37.64

1:46.30

200 Breast

37.05

2:23.35

100 Breast

1:14.69

IM 200 Y

2:14.66

Analysis

15

12/11/2025

AA

AAA: 2:10.59 (+4.07s | 3.0%)

2

11

272

1,000+

50 Fly

28.99

100 Back

35.34

1:04.33

100 IM

1:04.33

150 Breast

38.16

1:42.49

200 Free

32.17

2:14.66

100 IM

1:10.33

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Cheshire Y Sea Dog Swim Club

Connecticut Swimming

Eastern Zone

USA

Breast 100 M

1:18.21

Analysis

15

08/07/2024

AA

AAA: 1:17.49 (+0.72s | 0.9%)

1

29

220

50 Breast

36.69

100 Breast

41.52

1:18.21

100 Breast

1:18.21

Breast 200 M

2:50.23

Analysis

15

08/07/2024

AA

AAA: 2:46.99 (+3.24s | 1.9%)

1

2

33

216

50 Breast

38.55

100 Breast

44.33

1:22.88

100 Breast

1:22.88

150 Breast

44.50

2:07.38

200 Breast

42.85

2:50.23

100 Breast

1:27.35

Above are the fastest times that Mackenzie Hearrin has achieved in her swimming career. For each event, you can find Mackenzie's best time, the corresponding time standard, as well as how much faster Mackenzie needs to be to reach the next level. The last columns provide Mackenzie rankings at the team and LSC levels. These rankings are based on the Mackenzie's personal best, her current age category, and team; and are calculated from all the meets results.

Time Standards

Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 Y	25.34	24.89 (+0.45s \| 1.8%)	23.89 (+1.45s \| 5.7%)	23.89 (+1.45s \| 5.7%)	23.29 (+2.05s \| 8.1%)	22.59 (+2.75s \| 10.9%)	22.79 (+2.55s \| 10.1%)
Free 100 Y	56.41	53.99 (+2.42s \| 4.3%)	51.89 (+4.52s \| 8.0%)	51.89 (+4.52s \| 8.0%)	50.39 (+6.02s \| 10.7%)	49.29 (+7.12s \| 12.6%)	49.69 (+6.72s \| 11.9%)
Free 200 Y	2:01.71	1:56.29 (+5.42s \| 4.5%)	1:52.89 (+8.82s \| 7.2%)	1:52.29 (+9.42s \| 7.7%)	1:49.09 (+12.62s \| 10.4%)	1:46.69 (+15.02s \| 12.3%)	1:47.39 (+14.32s \| 11.8%)
Free 1000 Y	11:02.25	10:39.89 (+22.36s \| 3.4%)	10:20.49 (+41.76s \| 6.3%)	10:20.49 (+41.76s \| 6.3%)	10:08.19 (+54.06s \| 8.2%)	9:52.49 (+69.76s \| 10.5%)	9:56.79 (+65.46s \| 9.9%)
Back 50 Y	28.56	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:02.26	59.49 (+2.77s \| 4.4%)	57.09 (+5.17s \| 8.3%)	57.09 (+5.17s \| 8.3%)	55.09 (+7.17s \| 11.5%)	53.89 (+8.37s \| 13.4%)	54.49 (+7.77s \| 12.5%)
Back 200 Y	2:10.05	2:08.59 (+1.46s \| 1.1%)	2:04.19 (+5.86s \| 4.5%)	2:04.19 (+5.86s \| 4.5%)	1:59.39 (+10.66s \| 8.2%)	1:56.59 (+13.46s \| 10.3%)	1:57.69 (+12.36s \| 9.5%)
Breast 100 Y	1:06.74	1:07.59	1:05.49 (+1.25s \| 1.9%)	1:05.49 (+1.25s \| 1.9%)	1:03.09 (+3.65s \| 5.5%)	1:01.79 (+4.95s \| 7.4%)	1:02.79 (+3.95s \| 5.9%)
Breast 200 Y	2:23.35	2:28.19	2:22.69 (+0.66s \| 0.5%)	2:22.69 (+0.66s \| 0.5%)	2:17.19 (+6.16s \| 4.3%)	2:13.59 (+9.76s \| 6.8%)	2:15.49 (+7.86s \| 5.5%)
IM 200 Y	2:14.66	2:10.49 (+4.17s \| 3.1%)	2:06.39 (+8.27s \| 6.1%)	2:06.39 (+8.27s \| 6.1%)	2:02.19 (+12.47s \| 9.3%)	1:59.49 (+15.17s \| 11.3%)	2:00.59 (+14.07s \| 10.4%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Breast 100 M	1:18.21	1:18.79	1:15.99 (+2.22s \| 2.8%)	1:15.99 (+2.22s \| 2.8%)	1:13.79 (+4.42s \| 5.7%)	1:12.19 (+6.02s \| 7.7%)	1:13.29 (+4.92s \| 6.3%)
Breast 200 M	2:50.23	2:49.69 (+0.54s \| 0.3%)	2:43.39 (+6.84s \| 4.0%)	2:43.39 (+6.84s \| 4.0%)	2:38.59 (+11.64s \| 6.8%)	2:36.09 (+14.14s \| 8.3%)	2:38.29 (+11.94s \| 7.0%)

Progression

See how Mackenzie Hearrin is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Mackenzie's time to another swimmer's and even view their profile for more information about them.

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View this profile

Meets

See all the meets Mackenzie Hearrin has participated in and her achievement. The last event displayed is the most recent. For each event, you can find the Mackenzie's time, the progress against Mackenzie's best time, the corresponding time standard, as well as how much faster Mackenzie needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 NE CRA Winter Invitational

12/11/2025

Wellesley

200 Y Back

2:10.05

AA

AAA: 2:07.49 (+2.56s | 2.0%)

15

3

9

3

50 Back

30.66

100 Back

33.17

1:03.83

100 Back

1:03.83

150 Back

33.59

1:37.42

200 Back

32.63

2:10.05

100 Back

1:06.22

200 Y Free

2:01.71

AA

AAA: 1:57.09 (+4.62s | 3.8%)

15

50 Free

27.94

100 Free

31.20

59.14

100 Free

59.14

150 Free

31.53

1:30.67

200 Free

31.04

2:01.71

100 Free

1:02.57

100 Y Free

56.41

AA

AAA: 53.99 (+2.42s | 4.3%)

15

50 Free

27.55

100 Free

28.86

56.41

100 Free

56.41

100 Y Breast

1:06.74

AAA

AAAA: 1:04.49 (+2.25s | 3.4%)

15

3

6

1

50 Breast

31.93

100 Breast

34.81

1:06.74

100 Breast

1:06.74

50 Y Free

25.34

AA

AAA: 24.99 (+0.35s | 1.4%)

15

1000 Y Free

11:02.25

AA

AAA: 10:54.49 (+7.76s | 1.2%)

15

4

7

9

50 Free

28.89

100 Free

32.32

1:01.21

100 Free

1:01.21

150 Free

33.08

1:34.29

200 Free

33.47

2:07.76

100 Free

1:06.55

250 Free

33.33

2:41.09

300 Free

33.44

3:14.53

100 Free

1:06.77

350 Free

33.34

3:47.87

400 Free

33.57

4:21.44

100 Free

1:06.91

450 Free

33.30

4:54.74

500 Free

34.16

5:28.90

100 Free

1:07.46

550 Free

33.71

6:02.61

600 Free

33.37

6:35.98

100 Free

1:07.08

650 Free

33.85

7:09.83

700 Free

34.05

7:43.88

100 Free

1:07.90

750 Free

33.41

8:17.29

800 Free

33.57

8:50.86

100 Free

1:06.98

850 Free

32.83

9:23.69

900 Free

32.96

9:56.65

100 Free

1:05.79

950 Free

33.52

10:30.17

1000 Free

32.08

11:02.25

100 Free

1:05.60

50 Y Back

28.56

15

100 Y Back

1:02.26

A

AA: 1:01.39 (+0.87s | 1.4%)

15

50 Back

30.33

100 Back

31.93

1:02.26

100 Back

1:02.26

200 Y Breast

2:23.35

AAA

AAAA: 2:19.49 (+3.86s | 2.7%)

15

4

6

2

50 Breast

32.36

100 Breast

36.29

1:08.66

100 Breast

1:08.66

150 Breast

37.64

1:46.30

200 Breast

37.05

2:23.35

100 Breast

1:14.69

200 Y IM

2:14.66

AA

AAA: 2:10.59 (+4.07s | 3.0%)

15

50 Fly

28.99

100 Back

35.34

1:04.33

100 IM

1:04.33

150 Breast

38.16

1:42.49

200 Free

32.17

2:14.66

100 IM

1:10.33

2024 EZ LC Age Group Championship

08/07/2024

Hampton

200 M Breast

2:50.23

AAA

AAAA: 2:45.29 (+4.94s | 2.9%)

13

50 Breast

38.55

100 Breast

44.33

1:22.88

100 Breast

1:22.88

150 Breast

44.50

2:07.38

200 Breast

42.85

2:50.23

100 Breast

1:27.35

100 M Breast

1:18.21

AAA

AAAA: 1:16.79 (+1.42s | 1.8%)

13

50 Breast

36.69

100 Breast

41.52

1:18.21

100 Breast

1:18.21

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 Y	25.34	24.89 (+0.45s \| 1.8%)	23.89 (+1.45s \| 5.7%)	23.89 (+1.45s \| 5.7%)	23.29 (+2.05s \| 8.1%)	22.59 (+2.75s \| 10.9%)	22.79 (+2.55s \| 10.1%)
Free 100 Y	56.41	53.99 (+2.42s \| 4.3%)	51.89 (+4.52s \| 8.0%)	51.89 (+4.52s \| 8.0%)	50.39 (+6.02s \| 10.7%)	49.29 (+7.12s \| 12.6%)	49.69 (+6.72s \| 11.9%)
Free 200 Y	2:01.71	1:56.29 (+5.42s \| 4.5%)	1:52.89 (+8.82s \| 7.2%)	1:52.29 (+9.42s \| 7.7%)	1:49.09 (+12.62s \| 10.4%)	1:46.69 (+15.02s \| 12.3%)	1:47.39 (+14.32s \| 11.8%)
Free 1000 Y	11:02.25	10:39.89 (+22.36s \| 3.4%)	10:20.49 (+41.76s \| 6.3%)	10:20.49 (+41.76s \| 6.3%)	10:08.19 (+54.06s \| 8.2%)	9:52.49 (+69.76s \| 10.5%)	9:56.79 (+65.46s \| 9.9%)
Back 50 Y	28.56	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:02.26	59.49 (+2.77s \| 4.4%)	57.09 (+5.17s \| 8.3%)	57.09 (+5.17s \| 8.3%)	55.09 (+7.17s \| 11.5%)	53.89 (+8.37s \| 13.4%)	54.49 (+7.77s \| 12.5%)
Back 200 Y	2:10.05	2:08.59 (+1.46s \| 1.1%)	2:04.19 (+5.86s \| 4.5%)	2:04.19 (+5.86s \| 4.5%)	1:59.39 (+10.66s \| 8.2%)	1:56.59 (+13.46s \| 10.3%)	1:57.69 (+12.36s \| 9.5%)
Breast 100 Y	1:06.74	1:07.59	1:05.49 (+1.25s \| 1.9%)	1:05.49 (+1.25s \| 1.9%)	1:03.09 (+3.65s \| 5.5%)	1:01.79 (+4.95s \| 7.4%)	1:02.79 (+3.95s \| 5.9%)
Breast 200 Y	2:23.35	2:28.19	2:22.69 (+0.66s \| 0.5%)	2:22.69 (+0.66s \| 0.5%)	2:17.19 (+6.16s \| 4.3%)	2:13.59 (+9.76s \| 6.8%)	2:15.49 (+7.86s \| 5.5%)
IM 200 Y	2:14.66	2:10.49 (+4.17s \| 3.1%)	2:06.39 (+8.27s \| 6.1%)	2:06.39 (+8.27s \| 6.1%)	2:02.19 (+12.47s \| 9.3%)	1:59.49 (+15.17s \| 11.3%)	2:00.59 (+14.07s \| 10.4%)