Mason Cheng

Age: 11 years old
Age Category: 11-12
Team: North Coast Aquatics | San Diego-Imperial Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

North Coast Aquatics

San Diego-Imperial Swimming

Western Zone

USA

Free 50 Y

30.49

03/06/2026

A: 28.09 (+2.40s | 7.9%)

1,000+

Free 100 Y

1:10.70

Analysis

01/31/2026

BB: 1:06.39 (+4.31s | 6.1%)

1,000+

Free 200 Y

2:39.97

Analysis

01/31/2026

B: 2:35.99 (+3.98s | 2.5%)

1,000+

Back 50 Y

38.50

01/31/2026

B: 38.49 (+0.01s | 0.0%)

1,000+

Back 100 Y

1:28.75

Analysis

02/21/2026

B: 1:22.19 (+6.56s | 7.4%)

1,000+

50 Back

42.94

100 Back

45.81

1:28.75

100 Back

1:28.75

Breast 50 Y

42.95

01/31/2026

BB: 40.09 (+2.86s | 6.7%)

1,000+

Breast 100 Y

1:38.95

Analysis

02/21/2026

B: 1:32.59 (+6.36s | 6.4%)

1,000+

50 Breast

45.77

100 Breast

53.18

1:38.95

100 Breast

1:38.95

Fly 50 Y

36.20

01/31/2026

BB: 34.19 (+2.01s | 5.6%)

1,000+

Fly 100 Y

1:33.43

Analysis

02/21/2026

B: 1:22.89 (+10.54s | 11.3%)

1,000+

50 Fly

40.48

100 Fly

52.95

1:33.43

100 Fly

1:33.43

IM 100 Y

1:21.32

Analysis

01/31/2026

BB: 1:15.89 (+5.43s | 6.7%)

1,000+

IM 200 Y

3:04.96

Analysis

01/31/2026

B: 2:59.29 (+5.67s | 3.1%)

1,000+

Long course distance

Event	Time		Age	Date	Next Standard	North Coast Aquatics	San Diego-Imperial Swimming	Western Zone	USA
Free 50 M	40.64		11	07/11/2025	B: 37.39 (+3.25s \| 8.0%)	12	77	1,000+	1,000+

Free 100 M	1:37.22	Analysis	11	07/11/2025	B: 1:22.09 (+15.13s \| 15.6%)	14	74	1,000+	1,000+

Back 50 M	47.74		11	07/24/2025	B: 44.49 (+3.25s \| 6.8%)	11	63	1,000+	1,000+

Back 100 M	1:49.52	Analysis	11	07/11/2025	B: 1:37.19 (+12.33s \| 11.3%)	11	47	1,000+	1,000+

Breast 50 M	1:00.90		11	07/11/2025	B: 49.79 (+11.11s \| 18.2%)	10	67	1,000+	1,000+

Fly 50 M	47.33		11	07/11/2025	B: 41.99 (+5.34s \| 11.3%)	9	55	939	1,000+

Above are the fastest times that Mason Cheng has achieved in his swimming career. For each event, you can find Mason's best time, the corresponding time standard, as well as how much faster Mason needs to be to reach the next level. The last columns provide Mason rankings at the team and LSC levels. These rankings are based on the Mason'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	30.49	22.19 (+8.30s \| 27.2%)	21.29 (+9.20s \| 30.2%)	21.29 (+9.20s \| 30.2%)	20.59 (+9.90s \| 32.5%)	20.09 (+10.40s \| 34.1%)	20.39 (+10.10s \| 33.1%)	29.59 (+0.90s \| 3.0%)
Free 100 Y	1:10.70	48.19 (+22.51s \| 31.8%)	46.39 (+24.31s \| 34.4%)	46.39 (+24.31s \| 34.4%)	45.09 (+25.61s \| 36.2%)	43.49 (+27.21s \| 38.5%)	44.39 (+26.31s \| 37.2%)	1:03.09 (+7.61s \| 10.8%)
Free 200 Y	2:39.97	1:45.79 (+54.18s \| 33.9%)	1:41.59 (+58.38s \| 36.5%)	1:41.59 (+58.38s \| 36.5%)	1:38.79 (+61.18s \| 38.2%)	1:36.49 (+63.48s \| 39.7%)	1:38.09 (+61.88s \| 38.7%)	2:17.79 (+22.18s \| 13.9%)
Back 50 Y	38.50	N/A	N/A	N/A	N/A	N/A	N/A	33.79 (+4.71s \| 12.2%)
Back 100 Y	1:28.75	53.89 (+34.86s \| 39.3%)	51.49 (+37.26s \| 42.0%)	51.49 (+37.26s \| 42.0%)	49.39 (+39.36s \| 44.3%)	47.59 (+41.16s \| 46.4%)	48.89 (+39.86s \| 44.9%)	1:12.29 (+16.46s \| 18.5%)
Breast 50 Y	42.95	N/A	N/A	N/A	N/A	N/A	N/A	37.99 (+4.96s \| 11.5%)
Breast 100 Y	1:38.95	1:00.89 (+38.06s \| 38.5%)	57.99 (+40.96s \| 41.4%)	57.99 (+40.96s \| 41.4%)	55.89 (+43.06s \| 43.5%)	54.19 (+44.76s \| 45.2%)	55.29 (+43.66s \| 44.1%)	1:21.69 (+17.26s \| 17.4%)
Fly 50 Y	36.20	N/A	N/A	N/A	N/A	N/A	N/A	32.69 (+3.51s \| 9.7%)
Fly 100 Y	1:33.43	52.89 (+40.54s \| 43.4%)	50.59 (+42.84s \| 45.9%)	50.59 (+42.84s \| 45.9%)	48.99 (+44.44s \| 47.6%)	47.79 (+45.64s \| 48.8%)	48.39 (+45.04s \| 48.2%)	1:11.99 (+21.44s \| 22.9%)
IM 100 Y	1:21.32	N/A	N/A	N/A	N/A	N/A	N/A	1:12.79 (+8.53s \| 10.5%)
IM 200 Y	3:04.96	1:58.19 (+66.77s \| 36.1%)	1:53.89 (+71.07s \| 38.4%)	1:53.89 (+71.07s \| 38.4%)	1:50.09 (+74.87s \| 40.5%)	1:46.39 (+78.57s \| 42.5%)	1:48.89 (+76.07s \| 41.1%)	2:37.09 (+27.87s \| 15.1%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	40.64	25.89 (+14.75s \| 36.3%)	24.59 (+16.05s \| 39.5%)	24.59 (+16.05s \| 39.5%)	24.29 (+16.35s \| 40.2%)	23.39 (+17.25s \| 42.4%)	23.79 (+16.85s \| 41.5%)	33.39 (+7.25s \| 17.8%)
Free 100 M	1:37.22	56.09 (+41.13s \| 42.3%)	53.59 (+43.63s \| 44.9%)	53.59 (+43.63s \| 44.9%)	52.59 (+44.63s \| 45.9%)	50.99 (+46.23s \| 47.6%)	51.99 (+45.23s \| 46.5%)	1:12.19 (+25.03s \| 25.7%)
Back 50 M	47.74	N/A	N/A	N/A	N/A	N/A	N/A	39.19 (+8.55s \| 17.9%)
Back 100 M	1:49.52	1:03.29 (+46.23s \| 42.2%)	1:00.59 (+48.93s \| 44.7%)	1:00.59 (+48.93s \| 44.7%)	58.89 (+50.63s \| 46.2%)	57.29 (+52.23s \| 47.7%)	58.19 (+51.33s \| 46.9%)	1:23.79 (+25.73s \| 23.5%)
Breast 50 M	1:00.90	N/A	N/A	N/A	N/A	N/A	N/A	43.89 (+17.01s \| 27.9%)
Fly 50 M	47.33	N/A	N/A	N/A	N/A	N/A	N/A	36.99 (+10.34s \| 21.8%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 SI 14U AGE GRP CHAMPIONSHIPS

03/06/2026

El Cajon

50 Y Free

30.49

-0.11s (New PB)

A: 28.09 (+2.40s | 7.9%)

2026 SI MRA Age Group Champs Max Meet

02/21/2026

El Cajon

100 Y Back

1:28.75

-14.43s (New PB)

B: 1:22.19 (+6.56s | 7.4%)

50 Back

42.94

100 Back

45.81

1:28.75

100 Back

1:28.75

50 Y Fly

37.20

+1.00s

B: 37.09 (+0.11s | 0.3%)

100 Y Free

1:15.05

+4.35s

B: 1:11.49 (+3.56s | 4.7%)

50 Free

35.96

100 Free

39.09

1:15.05

100 Free

1:15.05

100 Y Fly

1:33.43

B: 1:22.89 (+10.54s | 11.3%)

50 Fly

40.48

100 Fly

52.95

1:33.43

100 Fly

1:33.43

200 Y Free

2:44.32

+4.35s

B: 2:35.99 (+8.33s | 5.1%)

50 Free

36.28

100 Free

41.75

1:18.03

100 Free

1:18.03

150 Free

44.94

2:02.97

200 Free

41.35

2:44.32

100 Free

1:26.29

200 Y IM

3:06.70

+1.74s

B: 2:59.29 (+7.41s | 4.0%)

50 Fly

40.57

100 Back

48.60

1:29.17

100 IM

1:29.17

150 Breast

57.37

2:26.54

200 Free

40.16

3:06.70

100 IM

1:37.53

100 Y IM

1:23.48

+2.16s

B: 1:21.89 (+1.59s | 1.9%)

50 IM

37.71

100 IM

45.77

1:23.48

100 IM

1:23.48

100 Y Breast

1:38.95

-7.51s (New PB)

B: 1:32.59 (+6.36s | 6.4%)

50 Breast

45.77

100 Breast

53.18

1:38.95

100 Breast

1:38.95

50 Y Breast

43.64

+0.69s

B: 43.49 (+0.15s | 0.3%)

50 Y Back

38.58

+0.08s

B: 38.49 (+0.09s | 0.2%)

2026 SI HSA All Ages NTS Meet

01/31/2026

El Cajon

200 Y Free

2:39.97

-32.96s (New PB)

B: 2:35.99 (+3.98s | 2.5%)

100 Y IM

1:21.32

-9.09s (New PB)

BB: 1:15.89 (+5.43s | 6.7%)

200 Y IM

3:04.96

-48.61s (New PB)

B: 2:59.29 (+5.67s | 3.1%)

50 Y Fly

36.20

-4.28s (New PB)

BB: 34.19 (+2.01s | 5.6%)

50 Y Free

30.60

-4.26s (New PB)

BB: 30.49 (+0.11s | 0.4%)

50 Y Breast

42.95

-10.04s (New PB)

BB: 40.09 (+2.86s | 6.7%)

50 Y Back

38.50

-6.18s (New PB)

B: 38.49 (+0.01s | 0.0%)

100 Y Free

1:10.70

-12.68s (New PB)

BB: 1:06.39 (+4.31s | 6.1%)

HSA All Ages NTS

11/08/2025

Santee

100 Y IM

1:30.41

-6.71s (New PB)

B: 1:21.89 (+8.52s | 9.4%)

100 Y Breast

1:46.46

-16.99s (New PB)

B: 1:32.59 (+13.87s | 13.0%)

50 Y Fly

40.48

-3.40s (New PB)

B: 37.09 (+3.39s | 8.4%)

2025 SI RSD All Ages B C Meet

10/11/2025

Solana Beach

50 Y Free

35.37

+0.51s

BB: 34.59 (+0.78s | 2.2%)

50 Y Fly

43.88

-1.87s (New PB)

BB: 41.29 (+2.59s | 5.9%)

200 Y Free

3:12.93

-3.38s (New PB)

B: 3:09.49 (+3.44s | 1.8%)

50 Free

41.29

100 Free

50.00

1:31.29

100 Free

1:31.29

150 Free

52.64

2:23.93

200 Free

49.00

3:12.93

100 Free

1:41.64

100 Y IM

1:37.12

-2.34s (New PB)

BB: 1:29.69 (+7.43s | 7.7%)

50 IM

44.96

100 IM

52.16

1:37.12

100 IM

1:37.12

2025 SI PS Freestyle Festival Sun

09/21/2025

Poway

50 Y Free

34.86

-1.51s (New PB)

BB: 34.59 (+0.27s | 0.8%)

100 Y Free

1:23.38

-5.06s (New PB)

BB: 1:18.89 (+4.49s | 5.4%)

2025 SI LC AG CHAMPS

07/24/2025

Coronado

50 M Back

47.74

-0.45s (New PB)

A: 43.09 (+4.65s | 9.7%)

2025 SI JBST All Ages NTS Meet

07/11/2025

La Jolla

50 M Free

40.64

BB: 39.79 (+0.85s | 2.1%)

50 M Back

48.19

A: 43.09 (+5.10s | 10.6%)

100 M Free

1:37.22

BB: 1:30.59 (+6.63s | 6.8%)

100 M Back

1:49.52

BB: 1:44.49 (+5.03s | 4.6%)

50 M Fly

47.33

BB: 46.39 (+0.94s | 2.0%)

50 M Breast

1:00.90

B: 1:00.89 (+0.01s | 0.0%)

2025 SI FAST RISING STARS 1

05/31/2025

Fallbrook

50 Y Breast

52.99

-4.63s (New PB)

BB: 47.69 (+5.30s | 10.0%)

50 Y Fly

45.75

-8.89s (New PB)

BB: 41.29 (+4.46s | 9.7%)

100 Y Free

1:28.44

-2.79s (New PB)

B: 1:27.99 (+0.45s | 0.5%)

2025 SI FAST 14U NTS

05/04/2025

Fallbrook

50 Y Back

44.87

+0.19s

BB: 42.89 (+1.98s | 4.4%)

100 Y Free

1:33.89

+2.66s

B: 1:27.99 (+5.90s | 6.3%)

50 Free

44.97

100 Free

48.92

1:33.89

100 Free

1:33.89

100 Y IM

1:48.32

+8.86s

B: 1:39.69 (+8.63s | 8.0%)

50 IM

52.28

100 IM

56.04

1:48.32

100 IM

1:48.32

50 Y Free

36.37

-1.89s (New PB)

BB: 34.59 (+1.78s | 4.9%)

2025 SI JBST NTS All Ages

03/15/2025

La Jolla

50 Y Back

44.68

-0.48s (New PB)

BB: 42.89 (+1.79s | 4.0%)

100 Y Back

1:43.18

-1.82s (New PB)

B: 1:40.69 (+2.49s | 2.4%)

100 Y Breast

2:03.45

B: 1:54.09 (+9.36s | 7.6%)

100 Y Free

1:31.23

-2.97s (New PB)

B: 1:27.99 (+3.24s | 3.6%)

50 Y Free

38.30

+0.04s

B: 38.19 (+0.11s | 0.3%)

50 Y Breast

59.70

+2.08s

B: 53.39 (+6.31s | 10.6%)

100 Y IM

1:39.46

-10.33s (New PB)

BB: 1:29.69 (+9.77s | 9.8%)

200 Y Free

3:16.31

-14.90s (New PB)

B: 3:09.49 (+6.82s | 3.5%)

2025 SI SDSA All Ages A BB

02/07/2025

Coronado

100 Y Free

1:36.40

+2.20s

B: 1:27.99 (+8.41s | 8.7%)

50 Free

10.09

100 Free

1:26.31

1:36.40

100 Free

1:36.40

50 Y Back

47.19

+2.03s

BB: 42.89 (+4.30s | 9.1%)

50 Y Free

41.10

+2.84s

B: 38.19 (+2.91s | 7.1%)

100 Y Back

1:45.00

B: 1:40.69 (+4.31s | 4.1%)

50 Back

49.23

100 Back

55.77

1:45.00

100 Back

1:45.00

50 Y Breast

57.62

-3.03s (New PB)

B: 53.39 (+4.23s | 7.3%)

50 Y Fly

56.47

+1.83s

B: 46.49 (+9.98s | 17.7%)

2025 SI HSA NTS All Aes Meet

01/18/2025

Santee

50 Y Free

38.26

-2.89s (New PB)

B: 38.19 (+0.07s | 0.2%)

50 Y Breast

1:00.65

B: 53.39 (+7.26s | 12.0%)

50 Y Fly

54.64

B: 46.49 (+8.15s | 14.9%)

100 Y IM

1:49.79

-8.13s (New PB)

B: 1:39.69 (+10.10s | 9.2%)

100 Y Free

1:34.20

-5.52s (New PB)

B: 1:27.99 (+6.21s | 6.6%)

50 Y Back

46.56

+1.40s

BB: 42.89 (+3.67s | 7.9%)

200 Y IM

3:53.57

B: 3:38.59 (+14.98s | 6.4%)

200 Y Free

3:31.21

B: 3:09.49 (+21.72s | 10.3%)

2024 SI JBST Wag Max Meet

12/06/2024

La Jolla

50 Y Back

45.16

-2.38s (New PB)

BB: 42.89 (+2.27s | 5.0%)

2024 SI JBST BC All Ages

11/02/2024

La Jolla

50 Y Free

41.15

-0.16s (New PB)

B: 38.19 (+2.96s | 7.2%)

100 Y IM

1:57.92

B: 1:39.69 (+18.23s | 15.5%)

50 IM

55.87

100 IM

1:02.05

1:57.92

100 IM

1:57.92

50 Y Back

47.54

BB: 42.89 (+4.65s | 9.8%)

2024 SI PS Freestyle Festival Sat

09/21/2024

Poway

100 Y Free

1:39.72

B: 1:27.99 (+11.73s | 11.8%)

50 Free

45.02

100 Free

54.70

1:39.72

100 Free

1:39.72

50 Y Free

41.31

B: 38.19 (+3.12s | 7.6%)

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.