Zac Chang

Age: 10 years old
Age Category: 10 & under
Team: Westchester Aquatic Club | Metropolitan Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Westchester Aquatic Club

Metropolitan Swimming

Eastern Zone

USA

Free 50 Y

36.39

12/11/2025

BB: 34.59 (+1.80s | 4.9%)

329

1,000+

Free 100 Y

1:25.64

10/18/2025

BB: 1:18.89 (+6.75s | 7.9%)

369

1,000+

50 Free

39.98

100 Free

45.66

1:25.64

100 Free

1:25.64

Free 200 Y

3:09.88

01/10/2026

B: 3:09.49 (+0.39s | 0.2%)

247

1,000+

50 Free

41.96

100 Free

49.25

1:31.21

100 Free

1:31.21

150 Free

50.34

2:21.55

200 Free

48.33

3:09.88

100 Free

1:38.67

Back 50 Y

42.04

12/11/2025

A: 37.59 (+4.45s | 10.6%)

236

992

1,000+

Back 100 Y

1:35.49

01/10/2026

BB: 1:30.09 (+5.40s | 5.7%)

302

1,000+

50 Back

46.36

100 Back

49.13

1:35.49

100 Back

1:35.49

Breast 50 Y

46.67

12/11/2025

A: 42.09 (+4.58s | 9.8%)

178

689

1,000+

Breast 100 Y

1:43.67

01/10/2026

BB: 1:42.29 (+1.38s | 1.3%)

206

748

1,000+

50 Breast

50.37

100 Breast

53.30

1:43.67

100 Breast

1:43.67

Fly 50 Y

47.80

12/11/2025

B: 46.49 (+1.31s | 2.7%)

334

1,000+

Fly 100 Y

1:56.04

10/25/2025

B: 1:53.49 (+2.55s | 2.2%)

232

835

1,000+

50 Fly

52.19

100 Fly

1:03.85

1:56.04

100 Fly

1:56.04

IM 100 Y

1:36.41

10/18/2025

BB: 1:29.69 (+6.72s | 7.0%)

305

1,000+

50 IM

45.70

100 IM

50.71

1:36.41

100 IM

1:36.41

IM 200 Y

3:23.48

01/10/2026

BB: 3:15.99 (+7.49s | 3.7%)

188

745

1,000+

50 Fly

47.44

100 Back

51.44

1:38.88

100 IM

1:38.88

150 Breast

58.03

2:36.91

200 Free

46.57

3:23.48

100 IM

1:44.60

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Westchester Aquatic Club	Metropolitan Swimming	Eastern Zone	USA

Above are the fastest times that Zac Chang has achieved in his swimming career. For each event, you can find Zac's best time, the corresponding time standard, as well as how much faster Zac needs to be to reach the next level. The last columns provide Zac rankings at the team and LSC levels. These rankings are based on the Zac'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	36.39	22.19 (+14.20s \| 39.0%)	21.29 (+15.10s \| 41.5%)	21.29 (+15.10s \| 41.5%)	20.59 (+15.80s \| 43.4%)	20.09 (+16.30s \| 44.8%)	20.39 (+16.00s \| 44.0%)	30.49 (+5.90s \| 16.2%)
Free 100 Y	1:25.64	48.19 (+37.45s \| 43.7%)	46.39 (+39.25s \| 45.8%)	46.39 (+39.25s \| 45.8%)	45.09 (+40.55s \| 47.3%)	43.49 (+42.15s \| 49.2%)	44.39 (+41.25s \| 48.2%)	1:07.19 (+18.45s \| 21.5%)
Free 200 Y	3:09.88	1:45.79 (+84.09s \| 44.3%)	1:41.59 (+88.29s \| 46.5%)	1:41.59 (+88.29s \| 46.5%)	1:38.79 (+91.09s \| 48.0%)	1:36.49 (+93.39s \| 49.2%)	1:38.09 (+91.79s \| 48.3%)	2:24.99 (+44.89s \| 23.6%)
Back 50 Y	42.04	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+5.75s \| 13.7%)
Back 100 Y	1:35.49	53.89 (+41.60s \| 43.6%)	51.49 (+44.00s \| 46.1%)	51.49 (+44.00s \| 46.1%)	49.39 (+46.10s \| 48.3%)	47.59 (+47.90s \| 50.2%)	48.89 (+46.60s \| 48.8%)	1:16.59 (+18.90s \| 19.8%)
Breast 50 Y	46.67	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+6.38s \| 13.7%)
Breast 100 Y	1:43.67	1:00.89 (+42.78s \| 41.3%)	57.99 (+45.68s \| 44.1%)	57.99 (+45.68s \| 44.1%)	55.89 (+47.78s \| 46.1%)	54.19 (+49.48s \| 47.7%)	55.29 (+48.38s \| 46.7%)	1:26.29 (+17.38s \| 16.8%)
Fly 50 Y	47.80	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+13.11s \| 27.4%)
Fly 100 Y	1:56.04	52.89 (+63.15s \| 54.4%)	50.59 (+65.45s \| 56.4%)	50.59 (+65.45s \| 56.4%)	48.99 (+67.05s \| 57.8%)	47.79 (+68.25s \| 58.8%)	48.39 (+67.65s \| 58.3%)	1:19.89 (+36.15s \| 31.2%)
IM 100 Y	1:36.41	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+19.42s \| 20.1%)
IM 200 Y	3:23.48	1:58.19 (+85.29s \| 41.9%)	1:53.89 (+89.59s \| 44.0%)	1:53.89 (+89.59s \| 44.0%)	1:50.09 (+93.39s \| 45.9%)	1:46.39 (+97.09s \| 47.7%)	1:48.89 (+94.59s \| 46.5%)	2:46.19 (+37.29s \| 18.3%)

Long Course Distance

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

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 MR WEST Chris Dewey Trophy Meet

01/10/2026

Bronx

50 Y Back

42.77

+0.73s

A: 37.59 (+5.18s | 12.1%)

200 Y IM

3:23.48

BB: 3:15.99 (+7.49s | 3.7%)

50 Fly

47.44

100 Back

51.44

1:38.88

100 IM

1:38.88

150 Breast

58.03

2:36.91

200 Free

46.57

3:23.48

100 IM

1:44.60

100 Y Back

1:35.49

-0.93s (New PB)

BB: 1:30.09 (+5.40s | 5.7%)

50 Back

46.36

100 Back

49.13

1:35.49

100 Back

1:35.49

100 Y Breast

1:43.67

-1.28s (New PB)

BB: 1:42.29 (+1.38s | 1.3%)

50 Breast

50.37

100 Breast

53.30

1:43.67

100 Breast

1:43.67

200 Y Free

3:09.88

-0.59s (New PB)

B: 3:09.49 (+0.39s | 0.2%)

50 Free

41.96

100 Free

49.25

1:31.21

100 Free

1:31.21

150 Free

50.34

2:21.55

200 Free

48.33

3:09.88

100 Free

1:38.67

50 Y Free

37.89

+1.50s

BB: 34.59 (+3.30s | 8.7%)

100 Y Fly

1:56.79

+0.75s

B: 1:53.49 (+3.30s | 2.8%)

50 Fly

50.25

100 Fly

1:06.54

1:56.79

100 Fly

1:56.79

35th Annual Winter Championships

12/11/2025

Plantation

50 Y Free

36.39

-0.78s (New PB)

BB: 34.59 (+1.80s | 4.9%)

50 Y Breast

46.67

-1.33s (New PB)

A: 42.09 (+4.58s | 9.8%)

50 Y Fly

47.80

-0.36s (New PB)

B: 46.49 (+1.31s | 2.7%)

50 Y Back

42.04

-2.40s (New PB)

A: 37.59 (+4.45s | 10.6%)

2025 MR QNS Protect Ya Turkey Neck Invite

11/22/2025

Bronx

200 Y Free

3:10.47

B: 3:09.49 (+0.98s | 0.5%)

50 Free

42.83

100 Free

49.25

1:32.08

100 Free

1:32.08

150 Free

45.71

2:17.79

200 Free

52.68

3:10.47

100 Free

1:38.39

100 Y Breast

1:48.20

+3.25s

BB: 1:42.29 (+5.91s | 5.5%)

50 Breast

53.34

100 Breast

54.86

1:48.20

100 Breast

1:48.20

50 Y Breast

48.77

+0.77s

BB: 47.69 (+1.08s | 2.2%)

50 Y Free

37.95

+0.78s

BB: 34.59 (+3.36s | 8.9%)

100 Y Free

1:29.23

+3.59s

B: 1:27.99 (+1.24s | 1.4%)

50 Free

41.57

100 Free

47.66

1:29.23

100 Free

1:29.23

50 Y Fly

50.64

+2.48s

B: 46.49 (+4.15s | 8.2%)

100 Y IM

1:38.74

+2.33s

BB: 1:29.69 (+9.05s | 9.2%)

50 IM

49.47

100 IM

49.27

1:38.74

100 IM

1:38.74

2025 MR QNS Can I Kick It Invitational

10/25/2025

Bronx

50 Y Free

37.33

+0.16s

BB: 34.59 (+2.74s | 7.3%)

100 Y Back

1:36.42

BB: 1:30.09 (+6.33s | 6.6%)

50 Back

46.13

100 Back

50.29

1:36.42

100 Back

1:36.42

50 Y Fly

52.54

+4.38s

B: 46.49 (+6.05s | 11.5%)

100 Y Breast

1:44.95

BB: 1:42.29 (+2.66s | 2.5%)

50 Breast

52.02

100 Breast

52.93

1:44.95

100 Breast

1:44.95

100 Y Free

1:26.28

+0.64s

BB: 1:18.89 (+7.39s | 8.6%)

50 Free

40.27

100 Free

46.01

1:26.28

100 Free

1:26.28

50 Y Back

46.50

+2.06s

BB: 42.89 (+3.61s | 7.8%)

50 Y Breast

48.00

-0.79s (New PB)

BB: 47.69 (+0.31s | 0.6%)

100 Y Fly

1:56.04

B: 1:53.49 (+2.55s | 2.2%)

50 Fly

52.19

100 Fly

1:03.85

1:56.04

100 Fly

1:56.04

2025 MR WEST Tricia Dewey Tails Of Hope

10/18/2025

Yonkers

50 Y Back

44.44

BB: 42.89 (+1.55s | 3.5%)

50 Y Breast

48.79

BB: 47.69 (+1.10s | 2.3%)

50 Y Free

37.17

BB: 34.59 (+2.58s | 6.9%)

100 Y IM

1:36.41

BB: 1:29.69 (+6.72s | 7.0%)

50 IM

45.70

100 IM

50.71

1:36.41

100 IM

1:36.41

50 Y Fly

48.16

B: 46.49 (+1.67s | 3.5%)

100 Y Free

1:25.64

BB: 1:18.89 (+6.75s | 7.9%)

50 Free

39.98

100 Free

45.66

1:25.64

100 Free

1:25.64

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.