Serenity Cao

Age: 12 years old
Age Category: 11-12
Team: Jersey Aquatic Club | New Jersey Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Jersey Aquatic Club

New Jersey Swimming

Eastern Zone

USA

Back 50 Y

35.67

12

02/21/2026

BB

A: 33.19 (+2.48s | 7.0%)

Rankings

Breast 100 Y

1:21.40

Analysis

12

02/21/2026

A

AA: 1:18.59 (+2.81s | 3.5%)

Rankings

50 Breast

39.39

100 Breast

42.01

1:21.40

100 Breast

1:21.40

Fly 50 Y

33.83

12

02/21/2026

BB

A: 31.59 (+2.24s | 6.6%)

Rankings

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Jersey Aquatic Club

New Jersey Swimming

Eastern Zone

USA

Free 50 M

35.20

12

07/24/2025

BB

A: 33.19 (+2.01s | 5.7%)

Rankings

Free 100 M

1:18.95

Analysis

12

07/24/2025

BB

A: 1:13.39 (+5.56s | 7.0%)

Rankings

50 Free

38.08

100 Free

40.87

1:18.95

100 Free

1:18.95

Free 200 M

2:52.79

Analysis

12

07/24/2025

BB

A: 2:39.79 (+13.00s | 7.5%)

Rankings

50 Free

38.80

100 Free

43.26

1:22.06

100 Free

1:22.06

150 Free

45.88

2:07.94

200 Free

44.85

2:52.79

100 Free

1:30.73

Back 50 M

43.45

12

07/24/2025

B

BB: 41.59 (+1.86s | 4.3%)

Rankings

Back 100 M

1:31.92

Analysis

12

07/24/2025

BB

A: 1:24.79 (+7.13s | 7.8%)

Rankings

50 Back

45.33

100 Back

46.59

1:31.92

100 Back

1:31.92

Breast 50 M

43.67

12

07/24/2025

BB

A: 42.69 (+0.98s | 2.2%)

Rankings

Fly 50 M

41.64

12

07/24/2025

B

BB: 38.79 (+2.85s | 6.8%)

Rankings

IM 200 M

3:11.88

Analysis

12

07/24/2025

BB

A: 3:00.59 (+11.29s | 5.9%)

Rankings

50 Fly

46.13

100 Back

48.43

1:34.56

100 IM

1:34.56

150 Breast

53.75

2:28.31

200 Free

43.57

3:11.88

100 IM

1:37.32

Above are the fastest times that Serenity Cao has achieved in her swimming career. For each event, you can find Serenity's best time, the corresponding time standard, as well as how much faster Serenity needs to be to reach the next level. The last columns provide Serenity rankings at the team and LSC levels. These rankings are based on the Serenity'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
Got the Bonus time standard (extra events for qualified swimmers)

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Back 50 Y	35.67	27.59 (+8.08s \| 22.7%) 28.29 (+7.38s \| 20.7%)	N/A	N/A	N/A	24.39 (+11.28s \| 31.6%)	N/A
Breast 100 Y	1:21.40	1:07.59 (+13.81s \| 17.0%) 1:09.49 (+11.91s \| 14.6%)	1:05.49 (+15.91s \| 19.5%)	1:05.49 (+15.91s \| 19.5%)	1:03.09 (+18.31s \| 22.5%)	1:00.79 (+20.61s \| 25.3%)	1:02.79 (+18.61s \| 22.9%)
Fly 50 Y	33.83	27.09 (+6.74s \| 19.9%) 27.69 (+6.14s \| 18.1%)	N/A	N/A	N/A	24.09 (+9.74s \| 28.8%)	N/A

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	U.S. Olympic Team Trials
Free 50 M	35.20	28.69 (+6.51s \| 18.5%) 29.49 (+5.71s \| 16.2%)	27.39 (+7.81s \| 22.2%)	27.39 (+7.81s \| 22.2%)	26.89 (+8.31s \| 23.6%)	26.19 (+9.01s \| 25.6%)	26.59 (+8.61s \| 24.5%)	25.69 (+9.51s \| 27.0%)
Free 100 M	1:18.95	1:01.89 (+17.06s \| 21.6%) 1:03.69 (+15.26s \| 19.3%)	59.29 (+19.66s \| 24.9%)	59.29 (+19.66s \| 24.9%)	58.19 (+20.76s \| 26.3%)	56.79 (+22.16s \| 28.1%)	57.59 (+21.36s \| 27.1%)	55.79 (+23.16s \| 29.3%)
Free 200 M	2:52.79	2:12.99 (+39.80s \| 23.0%) 2:16.69 (+36.10s \| 20.9%)	2:07.79 (+45.00s \| 26.0%)	2:07.79 (+45.00s \| 26.0%)	2:04.99 (+47.80s \| 27.7%)	2:03.09 (+49.70s \| 28.8%)	2:04.29 (+48.50s \| 28.1%)	2:00.79 (+52.00s \| 30.1%)
Back 50 M	43.45	32.39 (+11.06s \| 25.5%) 32.89 (+10.56s \| 24.3%)	N/A	N/A	N/A	29.19 (+14.26s \| 32.8%)	N/A	28.89 (+14.56s \| 33.5%)
Back 100 M	1:31.92	1:09.49 (+22.43s \| 24.4%) 1:11.39 (+20.53s \| 22.3%)	1:06.79 (+25.13s \| 27.3%)	1:06.79 (+25.13s \| 27.3%)	1:04.79 (+27.13s \| 29.5%)	1:03.29 (+28.63s \| 31.1%)	1:04.39 (+27.53s \| 29.9%)	1:01.79 (+30.13s \| 32.8%)
Breast 50 M	43.67	36.59 (+7.08s \| 16.2%) 37.09 (+6.58s \| 15.1%)	N/A	N/A	N/A	33.19 (+10.48s \| 24.0%)	N/A	32.09 (+11.58s \| 26.5%)
Fly 50 M	41.64	31.19 (+10.45s \| 25.1%) 31.59 (+10.05s \| 24.1%)	N/A	N/A	N/A	28.19 (+13.45s \| 32.3%)	N/A	26.99 (+14.65s \| 35.2%)
IM 200 M	3:11.88	2:31.09 (+40.79s \| 21.3%) 2:35.39 (+36.49s \| 19.0%)	2:26.19 (+45.69s \| 23.8%)	2:26.19 (+45.69s \| 23.8%)	2:22.09 (+49.79s \| 25.9%)	2:19.09 (+52.79s \| 27.5%)	2:20.99 (+50.89s \| 26.5%)	2:16.09 (+55.79s \| 29.1%)

Progression

See how Serenity Cao is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Serenity'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 Serenity Cao has participated in and her achievement. The last event displayed is the most recent. For each event, you can find the Serenity's time, the progress against Serenity's best time, the corresponding time standard, as well as how much faster Serenity needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

CAT 12 Under Silver Bronze Champs Region A

02/21/2026

Newark

50 Y Back

35.67

BB

A: 33.19 (+2.48s | 7.0%)

11

8

6

100 Y Breast

1:21.40

A

AA: 1:18.59 (+2.81s | 3.5%)

11

3

4

1

50 Breast

39.39

100 Breast

42.01

1:21.40

100 Breast

1:21.40

50 Y Fly

33.83

BB

A: 31.59 (+2.24s | 6.6%)

11

2

3

6

2025 NJ Swim LC Gold Championships

07/24/2025

Piscataway

50 M Back

43.45

A

AA: 41.59 (+1.86s | 4.3%)

10

3

7

1

50 M Free

35.20

A

AA: 35.09 (+0.11s | 0.3%)

10

2

7

4

100 M Free

1:18.95

A

AA: 1:18.19 (+0.76s | 1.0%)

10

6

8

50 Free

38.08

100 Free

40.87

1:18.95

100 Free

1:18.95

200 M IM

3:11.88

AA

AAA: 3:04.19 (+7.69s | 4.0%)

10

1

4

5

50 Fly

46.13

100 Back

48.43

1:34.56

100 IM

1:34.56

150 Breast

53.75

2:28.31

200 Free

43.57

3:11.88

100 IM

1:37.32

200 M Free

2:52.79

A

AA: 2:51.99 (+0.80s | 0.5%)

10

1

6

5

50 Free

38.80

100 Free

43.26

1:22.06

100 Free

1:22.06

150 Free

45.88

2:07.94

200 Free

44.85

2:52.79

100 Free

1:30.73

100 M Back

1:31.92

A

AA: 1:30.09 (+1.83s | 2.0%)

10

7

3

8

50 Back

45.33

100 Back

46.59

1:31.92

100 Back

1:31.92

50 M Breast

43.67

AAA

AAAA: 42.09 (+1.58s | 3.6%)

10

2

5

2

50 M Fly

41.64

BB

A: 41.59 (+0.05s | 0.1%)

10

9

4

9

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	U.S. Olympic Team Trials
Free 50 M	35.20	28.69 (+6.51s \| 18.5%) 29.49 (+5.71s \| 16.2%)	27.39 (+7.81s \| 22.2%)	27.39 (+7.81s \| 22.2%)	26.89 (+8.31s \| 23.6%)	26.19 (+9.01s \| 25.6%)	26.59 (+8.61s \| 24.5%)	25.69 (+9.51s \| 27.0%)
Free 100 M	1:18.95	1:01.89 (+17.06s \| 21.6%) 1:03.69 (+15.26s \| 19.3%)	59.29 (+19.66s \| 24.9%)	59.29 (+19.66s \| 24.9%)	58.19 (+20.76s \| 26.3%)	56.79 (+22.16s \| 28.1%)	57.59 (+21.36s \| 27.1%)	55.79 (+23.16s \| 29.3%)
Free 200 M	2:52.79	2:12.99 (+39.80s \| 23.0%) 2:16.69 (+36.10s \| 20.9%)	2:07.79 (+45.00s \| 26.0%)	2:07.79 (+45.00s \| 26.0%)	2:04.99 (+47.80s \| 27.7%)	2:03.09 (+49.70s \| 28.8%)	2:04.29 (+48.50s \| 28.1%)	2:00.79 (+52.00s \| 30.1%)
Back 50 M	43.45	32.39 (+11.06s \| 25.5%) 32.89 (+10.56s \| 24.3%)	N/A	N/A	N/A	29.19 (+14.26s \| 32.8%)	N/A	28.89 (+14.56s \| 33.5%)
Back 100 M	1:31.92	1:09.49 (+22.43s \| 24.4%) 1:11.39 (+20.53s \| 22.3%)	1:06.79 (+25.13s \| 27.3%)	1:06.79 (+25.13s \| 27.3%)	1:04.79 (+27.13s \| 29.5%)	1:03.29 (+28.63s \| 31.1%)	1:04.39 (+27.53s \| 29.9%)	1:01.79 (+30.13s \| 32.8%)
Breast 50 M	43.67	36.59 (+7.08s \| 16.2%) 37.09 (+6.58s \| 15.1%)	N/A	N/A	N/A	33.19 (+10.48s \| 24.0%)	N/A	32.09 (+11.58s \| 26.5%)
Fly 50 M	41.64	31.19 (+10.45s \| 25.1%) 31.59 (+10.05s \| 24.1%)	N/A	N/A	N/A	28.19 (+13.45s \| 32.3%)	N/A	26.99 (+14.65s \| 35.2%)
IM 200 M	3:11.88	2:31.09 (+40.79s \| 21.3%) 2:35.39 (+36.49s \| 19.0%)	2:26.19 (+45.69s \| 23.8%)	2:26.19 (+45.69s \| 23.8%)	2:22.09 (+49.79s \| 25.9%)	2:19.09 (+52.79s \| 27.5%)	2:20.99 (+50.89s \| 26.5%)	2:16.09 (+55.79s \| 29.1%)