Aaron Cheng

Age: 12 years old
Age Category: 11-12
Team: Sunnyvale Swim Club | Pacific Swimming

Personal Best

Short course distance

Event	Time	Age	Date	Next Standard	Pacific Swimming	Sunnyvale Swim Club
Free 50 Y	38.67	12	09/28/2025	B: 32.79 (+5.88s \| 15.2%)	959	34

Back 100 Y	1:59.57	11	10/26/2024	B: 1:22.19 (+37.38s \| 31.3%)	810	21

Breast 50 Y	50.90	12	09/28/2025	B: 43.49 (+7.41s \| 14.6%)	739	29

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Sunnyvale Swim Club

Free 50 M

44.41

05/17/2025

B: 37.39 (+7.02s | 15.8%)

607

Back 50 M

1:13.30

05/20/2023

B: 44.49 (+28.81s | 39.3%)

852

Back 100 M

2:16.03

05/17/2025

B: 1:37.19 (+38.84s | 28.6%)

556

50 Back

1:05.71

100 Back

1:10.32

2:16.03

100 Back

2:16.03

Breast 50 M

1:18.10

05/20/2023

B: 49.79 (+28.31s | 36.2%)

790

Above are the fastest times that Aaron Cheng has achieved in his swimming career. For each event, you can find Aaron's best time, the corresponding time standard, as well as how much faster Aaron needs to be to reach the next level. The last columns provide Aaron rankings at the team and LSC levels. These rankings are based on the Aaron'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	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	SouthWestern Age Group Regional
Free 50 Y	38.67	27.19 (+11.48s \| 29.7%)	26.19 (+12.48s \| 32.3%)	26.89 (+11.78s \| 30.5%)	24.79 (+13.88s \| 35.9%)	23.29 (+15.38s \| 39.8%)	22.19 (+16.48s \| 42.6%)	21.29 (+17.38s \| 44.9%)	21.29 (+17.38s \| 44.9%)	20.59 (+18.08s \| 46.8%)	20.09 (+18.58s \| 48.0%)	20.39 (+18.28s \| 47.3%)	N/A	27.49 (+11.18s \| 28.9%)
Back 100 Y	1:59.57	1:07.49 (+52.08s \| 43.6%)	1:05.89 (+53.68s \| 44.9%)	1:04.69 (+54.88s \| 45.9%)	59.79 (+59.78s \| 50.0%)	55.99 (+63.58s \| 53.2%)	53.89 (+65.68s \| 54.9%)	51.49 (+68.08s \| 56.9%)	51.49 (+68.08s \| 56.9%)	49.39 (+70.18s \| 58.7%)	47.59 (+71.98s \| 60.2%)	48.89 (+70.68s \| 59.1%)	N/A	1:07.49 (+52.08s \| 43.6%)
Breast 50 Y	50.90	35.19 (+15.71s \| 30.9%)	34.09 (+16.81s \| 33.0%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	35.49 (+15.41s \| 30.3%)

Long Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	U.S Olympic Team Trials	SouthWestern Age Group Regional
Free 50 M	44.41	31.19 (+13.22s \| 29.8%)	30.39 (+14.02s \| 31.6%)	30.19 (+14.22s \| 32.0%)	27.89 (+16.52s \| 37.2%)	26.79 (+17.62s \| 39.7%)	25.89 (+18.52s \| 41.7%)	24.59 (+19.82s \| 44.6%)	24.59 (+19.82s \| 44.6%)	24.29 (+20.12s \| 45.3%)	23.39 (+21.02s \| 47.3%)	23.79 (+20.62s \| 46.4%)	N/A	22.79 (+21.62s \| 48.7%)	31.49 (+12.92s \| 29.1%)
Back 50 M	1:13.30	36.49 (+36.81s \| 50.2%)	34.59 (+38.71s \| 52.8%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.79 (+36.51s \| 49.8%)
Back 100 M	2:16.03	1:18.49 (+57.54s \| 42.3%)	1:16.59 (+59.44s \| 43.7%)	1:15.49 (+60.54s \| 44.5%)	1:09.69 (+66.34s \| 48.8%)	1:05.89 (+70.14s \| 51.6%)	1:03.29 (+72.74s \| 53.5%)	1:00.59 (+75.44s \| 55.5%)	1:00.59 (+75.44s \| 55.5%)	58.89 (+77.14s \| 56.7%)	57.29 (+78.74s \| 57.9%)	58.19 (+77.84s \| 57.2%)	N/A	55.69 (+80.34s \| 59.1%)	1:18.49 (+57.54s \| 42.3%)
Breast 50 M	1:18.10	40.09 (+38.01s \| 48.7%)	38.89 (+39.21s \| 50.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+37.71s \| 48.3%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

SUNN Blue And Gold Intrasquad Meet Copied

09/28/2025

Sunnyvale

50 Y Free

38.67

-4.55s (New PB)

B: 32.79 (+5.88s | 15.2%)

50 Y Breast

50.90

B: 43.49 (+7.41s | 14.6%)

2025 LAMV SCM C B A+

05/17/2025

Mountain View

100 M Back

2:16.03

B: 1:37.19 (+38.84s | 28.6%)

50 Back

1:05.71

100 Back

1:10.32

2:16.03

100 Back

2:16.03

50 M Free

44.41

B: 37.39 (+7.02s | 15.8%)

2024 SUNN Fall Classic CBA+ Meet

10/26/2024

Sunnyval

100 Y Back

1:59.57

B: 1:22.19 (+37.38s | 31.3%)

50 Y Free

43.22

-2.54s (New PB)

B: 32.79 (+10.43s | 24.1%)

Blue And Gold Intrasquad Meet

09/28/2024

Sunnyvale

50 Y Free

45.76

-5.48s (New PB)

B: 32.79 (+12.97s | 28.3%)

SUNN Blue Gold Meet 24Sep2023 Sunnyvale Swim Club

09/24/2023

Sunnyvale

50 Y Free

51.24

-16.82s (New PB)

B: 38.19 (+13.05s | 25.5%)

LAMV C B A+

05/20/2023

Sunnyvale

50 M Breast

1:18.10

B: 1:00.89 (+17.21s | 22.0%)

50 M Back

1:13.30

B: 55.39 (+17.91s | 24.4%)

2023 PASA Last Chance Meet

02/25/2023

Palo Alto

50 Y Free

1:08.06

B: 38.19 (+29.87s | 43.9%)

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.