Kieran Mierzwa

Age: 12 years old
Age Category: 11-12
Team: Aulea Swim Club | Hawaiian Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Aulea Swim Club

Hawaiian Swimming

Western Zone

USA

Free 50 Y

31.26

12

11/09/2025

B

BB: 30.49 (+0.77s | 2.5%)

2

46

1,000+

Free 100 Y

1:05.77

Analysis

12

02/26/2026

BB

A: 1:01.29 (+4.48s | 6.8%)

2

30

918

1,000+

Back 50 Y

33.02

12

02/26/2026

BB

A: 32.69 (+0.33s | 1.0%)

2

13

424

1,000+

Back 100 Y

1:14.44

Analysis

12

12/06/2025

BB

A: 1:09.29 (+5.15s | 6.9%)

3

22

647

1,000+

Back 200 Y

2:32.96

Analysis

12

02/26/2026

BB

A: 2:28.19 (+4.77s | 3.1%)

2

8

200

825

50 Back

1:15.73

150 Back

39.61

1:55.34

200 Back

37.62

2:32.96

100 Back

1:17.23

Breast 50 Y

40.10

12

12/06/2025

B

BB: 40.09 (+0.01s | 0.0%)

3

30

795

1,000+

Breast 100 Y

1:23.65

Analysis

12

02/26/2026

BB

A: 1:18.39 (+5.26s | 6.3%)

2

23

543

1,000+

50 Breast

39.81

100 Breast

43.84

1:23.65

100 Breast

1:23.65

Breast 200 Y

3:06.18

Analysis

12

02/15/2026

B

BB: 3:02.39 (+3.79s | 2.0%)

3

22

371

1,000+

50 Breast

42.26

100 Breast

48.56

1:30.82

100 Breast

1:30.82

150 Breast

48.97

2:19.79

200 Breast

46.39

3:06.18

100 Breast

1:35.36

Fly 50 Y

34.00

12

02/26/2026

BB

A: 31.19 (+2.81s | 8.3%)

3

28

756

1,000+

IM 100 Y

1:13.48

Analysis

12

02/26/2026

BB

A: 1:09.99 (+3.49s | 4.7%)

2

19

528

1,000+

50 IM

34.46

100 IM

39.02

1:13.48

100 IM

1:13.48

IM 200 Y

2:37.98

Analysis

12

02/26/2026

BB

A: 2:32.29 (+5.69s | 3.6%)

2

21

513

1,000+

50 Fly

36.53

100 Back

38.32

1:14.85

100 IM

1:14.85

150 Breast

46.07

2:00.92

200 Free

37.06

2:37.98

100 IM

1:23.13

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Aulea Swim Club	Hawaiian Swimming	Western Zone	USA

Above are the fastest times that Kieran Mierzwa has achieved in his swimming career. For each event, you can find Kieran's best time, the corresponding time standard, as well as how much faster Kieran needs to be to reach the next level. The last columns provide Kieran rankings at the team and LSC levels. These rankings are based on the Kieran's personal best, his 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	SouthWestern Age Group Regional
Free 50 Y	31.26	22.19 (+9.07s \| 29.0%)	21.29 (+9.97s \| 31.9%)	21.29 (+9.97s \| 31.9%)	20.59 (+10.67s \| 34.1%)	20.09 (+11.17s \| 35.7%)	20.39 (+10.87s \| 34.8%)	27.49 (+3.77s \| 12.1%)
Free 100 Y	1:05.77	48.19 (+17.58s \| 26.7%)	46.39 (+19.38s \| 29.5%)	46.39 (+19.38s \| 29.5%)	45.09 (+20.68s \| 31.4%)	43.49 (+22.28s \| 33.9%)	44.39 (+21.38s \| 32.5%)	59.29 (+6.48s \| 9.9%)
Back 50 Y	33.02	N/A	N/A	N/A	N/A	N/A	N/A	31.89 (+1.13s \| 3.4%)
Back 100 Y	1:14.44	53.89 (+20.55s \| 27.6%)	51.49 (+22.95s \| 30.8%)	51.49 (+22.95s \| 30.8%)	49.39 (+25.05s \| 33.7%)	47.59 (+26.85s \| 36.1%)	48.89 (+25.55s \| 34.3%)	1:07.49 (+6.95s \| 9.3%)
Back 200 Y	2:32.96	1:57.29 (+35.67s \| 23.3%)	1:52.79 (+40.17s \| 26.3%)	1:52.79 (+40.17s \| 26.3%)	1:48.29 (+44.67s \| 29.2%)	1:45.49 (+47.47s \| 31.0%)	1:47.09 (+45.87s \| 30.0%)	2:23.99 (+8.97s \| 5.9%)
Breast 50 Y	40.10	N/A	N/A	N/A	N/A	N/A	N/A	35.49 (+4.61s \| 11.5%)
Breast 100 Y	1:23.65	1:00.89 (+22.76s \| 27.2%)	57.99 (+25.66s \| 30.7%)	57.99 (+25.66s \| 30.7%)	55.89 (+27.76s \| 33.2%)	54.19 (+29.46s \| 35.2%)	55.29 (+28.36s \| 33.9%)	1:15.89 (+7.76s \| 9.3%)
Breast 200 Y	3:06.18	2:13.29 (+52.89s \| 28.4%)	2:07.99 (+58.19s \| 31.3%)	2:07.99 (+58.19s \| 31.3%)	2:02.29 (+63.89s \| 34.3%)	1:58.79 (+67.39s \| 36.2%)	2:00.99 (+65.19s \| 35.0%)	2:42.99 (+23.19s \| 12.5%)
Fly 50 Y	34.00	N/A	N/A	N/A	N/A	N/A	N/A	30.49 (+3.51s \| 10.3%)
IM 100 Y	1:13.48	N/A	N/A	N/A	N/A	N/A	N/A	1:08.09 (+5.39s \| 7.3%)
IM 200 Y	2:37.98	1:58.19 (+39.79s \| 25.2%)	1:53.89 (+44.09s \| 27.9%)	1:53.89 (+44.09s \| 27.9%)	1:50.09 (+47.89s \| 30.3%)	1:46.39 (+51.59s \| 32.7%)	1:48.89 (+49.09s \| 31.1%)	2:27.09 (+10.89s \| 6.9%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional

Progression

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

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 HI Hawaiian Swimming SCY AGChamps

02/26/2026

Waipahu

200 Y Back

2:32.96

-3.63s (New PB)

BB

A: 2:28.19 (+4.77s | 3.1%)

12

2

8

6

50 Back

1:15.73

150 Back

39.61

1:55.34

200 Back

37.62

2:32.96

100 Back

1:17.23

50 Y Back

33.02

-3.62s (New PB)

BB

A: 32.69 (+0.33s | 1.0%)

12

2

7

100 Y IM

1:13.48

BB

A: 1:09.99 (+3.49s | 4.7%)

12

50 IM

34.46

100 IM

39.02

1:13.48

100 IM

1:13.48

200 Y IM

2:37.98

-3.54s (New PB)

BB

A: 2:32.29 (+5.69s | 3.6%)

12

50 Fly

36.53

100 Back

38.32

1:14.85

100 IM

1:14.85

150 Breast

46.07

2:00.92

200 Free

37.06

2:37.98

100 IM

1:23.13

100 Y Breast

1:23.65

-5.54s (New PB)

BB

A: 1:18.39 (+5.26s | 6.3%)

12

50 Breast

39.81

100 Breast

43.84

1:23.65

100 Breast

1:23.65

50 Y Fly

34.00

-0.75s (New PB)

BB

A: 31.19 (+2.81s | 8.3%)

12

100 Y Free

1:05.77

BB

A: 1:01.29 (+4.48s | 6.8%)

12

OSL Distance AA Meet

02/15/2026

Honolulu

200 Y Breast

3:06.18

B

BB: 3:02.39 (+3.79s | 2.0%)

12

2

50 Breast

42.26

100 Breast

48.56

1:30.82

100 Breast

1:30.82

150 Breast

48.97

2:19.79

200 Breast

46.39

3:06.18

100 Breast

1:35.36

200 Y Back

2:41.87

+5.28s

B

BB: 2:40.49 (+1.38s | 0.9%)

12

1

3

1

50 Back

38.83

100 Back

41.74

1:20.57

100 Back

1:20.57

150 Back

41.69

2:02.26

200 Back

39.61

2:41.87

100 Back

1:21.30

Aulea Winter Distance Festival

02/07/2026

Kailua

200 Y Back

2:36.59

BB

A: 2:28.19 (+8.40s | 5.4%)

12

1

2

50 Back

37.12

100 Back

40.50

1:17.62

100 Back

1:17.62

150 Back

39.40

1:57.02

200 Back

39.57

2:36.59

100 Back

1:18.97

45th Annual Ken Suenaga Invitational (SCY)

12/06/2025

Waipahu

200 Y IM

2:41.52

BB

A: 2:32.29 (+9.23s | 5.7%)

12

3

8

50 Y Breast

40.10

-1.72s (New PB)

B

BB: 40.09 (+0.01s | 0.0%)

12

3

9

50 Y Fly

34.75

B

BB: 34.19 (+0.56s | 1.6%)

12

2

3

100 Y Back

1:14.44

BB

A: 1:09.29 (+5.15s | 6.9%)

12

3

1

OSL A+ SCY Meet

11/09/2025

Honolulu

50 Y Breast

41.82

B

BB: 40.09 (+1.73s | 4.1%)

12

3

1

7

50 Y Free

31.26

B

BB: 30.49 (+0.77s | 2.5%)

12

2

6

7

100 Y Breast

1:29.19

B

BB: 1:25.49 (+3.70s | 4.1%)

12

3

7

4

50 Breast

42.89

100 Breast

46.30

1:29.19

100 Breast

1:29.19

50 Y Back

36.64

B

BB: 35.59 (+1.05s | 2.9%)

12

2

4