Josiah Chang

Age: 10 years old
Age Category: 10 & under
Team: Asphalt Green Unified Aquatics | Metropolitan Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Asphalt Green Unified Aquatics

Metropolitan Swimming

Eastern Zone

USA

Free 50 Y

36.01

10

11/07/2025

B

BB: 34.59 (+1.42s | 3.9%)

26

303

1,000+

Free 100 Y

1:23.90

10

10/11/2025

B

BB: 1:18.89 (+5.01s | 6.0%)

28

333

1,000+

50 Free

41.16

100 Free

42.74

1:23.90

100 Free

1:23.90

Back 50 Y

45.09

10

10/11/2025

B

BB: 42.89 (+2.20s | 4.9%)

35

369

1,000+

Back 100 Y

1:31.90

10

11/07/2025

B

BB: 1:30.09 (+1.81s | 2.0%)

26

242

890

1,000+

50 Back

44.38

100 Back

47.52

1:31.90

100 Back

1:31.90

Back 200 Y

3:21.91

11

01/17/2026

9

29

126

246

50 Back

49.82

100 Back

51.11

1:40.93

100 Back

1:40.93

150 Back

52.82

2:33.75

200 Back

48.16

3:21.91

100 Back

1:40.98

Breast 50 Y

52.11

11

01/17/2026

B

BB: 47.69 (+4.42s | 8.5%)

32

373

1,000+

Breast 100 Y

1:52.93

10

11/07/2025

B

BB: 1:42.29 (+10.64s | 9.4%)

33

327

1,000+

50 Breast

55.27

100 Breast

57.66

1:52.93

100 Breast

1:52.93

Fly 50 Y

49.02

11

01/17/2026

B: 46.49 (+2.53s | 5.2%)

36

365

1,000+

IM 100 Y

1:36.60

11

01/17/2026

B

BB: 1:29.69 (+6.91s | 7.2%)

32

309

1,000+

50 IM

49.19

100 IM

47.41

1:36.60

100 IM

1:36.60

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Asphalt Green Unified Aquatics	Metropolitan Swimming	Eastern Zone	USA

Above are the fastest times that Josiah Chang has achieved in his swimming career. For each event, you can find Josiah's best time, the corresponding time standard, as well as how much faster Josiah needs to be to reach the next level. The last columns provide Josiah rankings at the team and LSC levels. These rankings are based on the Josiah'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	36.01	22.19 (+13.82s \| 38.4%)	21.29 (+14.72s \| 40.9%)	21.29 (+14.72s \| 40.9%)	20.59 (+15.42s \| 42.8%)	20.09 (+15.92s \| 44.2%)	20.39 (+15.62s \| 43.4%)	30.49 (+5.52s \| 15.3%)
Free 100 Y	1:23.90	48.19 (+35.71s \| 42.6%)	46.39 (+37.51s \| 44.7%)	46.39 (+37.51s \| 44.7%)	45.09 (+38.81s \| 46.3%)	43.49 (+40.41s \| 48.2%)	44.39 (+39.51s \| 47.1%)	1:07.19 (+16.71s \| 19.9%)
Back 50 Y	45.09	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+8.80s \| 19.5%)
Back 100 Y	1:31.90	53.89 (+38.01s \| 41.4%)	51.49 (+40.41s \| 44.0%)	51.49 (+40.41s \| 44.0%)	49.39 (+42.51s \| 46.3%)	47.59 (+44.31s \| 48.2%)	48.89 (+43.01s \| 46.8%)	1:16.59 (+15.31s \| 16.7%)
Back 200 Y	3:21.91	1:57.29 (+84.62s \| 41.9%)	1:52.79 (+89.12s \| 44.1%)	1:52.79 (+89.12s \| 44.1%)	1:48.29 (+93.62s \| 46.4%)	1:45.49 (+96.42s \| 47.8%)	1:47.09 (+94.82s \| 47.0%)	N/A
Breast 50 Y	52.11	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+11.82s \| 22.7%)
Breast 100 Y	1:52.93	1:00.89 (+52.04s \| 46.1%)	57.99 (+54.94s \| 48.6%)	57.99 (+54.94s \| 48.6%)	55.89 (+57.04s \| 50.5%)	54.19 (+58.74s \| 52.0%)	55.29 (+57.64s \| 51.0%)	1:26.29 (+26.64s \| 23.6%)
Fly 50 Y	49.02	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+14.33s \| 29.2%)
IM 100 Y	1:36.60	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+19.61s \| 20.3%)

Long Course Distance

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

Progression

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

Select the distance and stroke

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View this profile

Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 MR AGUA MLK Invitational

01/17/2026

New York City

50 Y Breast

52.11

-0.04s (New PB)

B: 43.49 (+8.62s | 16.5%)

11

6

4

3

100 Y Back

1:33.41

+1.51s

B: 1:22.19 (+11.22s | 12.0%)

11

5

1

2

50 Back

46.65

100 Back

46.76

1:33.41

100 Back

1:33.41

100 Y IM

1:36.60

B: 1:21.89 (+14.71s | 15.2%)

11

3

4

2

50 IM

49.19

100 IM

47.41

1:36.60

100 IM

1:36.60

50 Y Free

36.69

+0.68s

B: 32.79 (+3.90s | 10.6%)

11

8

2

8

50 Y Fly

49.02

-0.95s (New PB)

B: 37.09 (+11.93s | 24.3%)

11

5

3

7

200 Y Back

3:21.91

B: 2:52.89 (+29.02s | 14.4%)

11

2

7

3

50 Back

49.82

100 Back

51.11

1:40.93

100 Back

1:40.93

150 Back

52.82

2:33.75

200 Back

48.16

3:21.91

100 Back

1:40.98

2025 MR NYS Holiday Classic Trials Finals

12/05/2025

New York

50 Y Free

36.46

+0.45s

B

BB: 34.59 (+1.87s | 5.1%)

10

50 Y Breast

52.15

-6.99s (New PB)

B

BB: 47.69 (+4.46s | 8.6%)

10

100 Y Back

1:35.22

+3.32s

B

BB: 1:30.09 (+5.13s | 5.4%)

10

50 Back

48.01

100 Back

47.21

1:35.22

100 Back

1:35.22

2025 MR LIE Fall Classic Invitational

11/07/2025

Hempstead

100 Y Back

1:31.90

-5.32s (New PB)

B

BB: 1:30.09 (+1.81s | 2.0%)

10

7

4

1

50 Back

44.38

100 Back

47.52

1:31.90

100 Back

1:31.90

100 Y Breast

1:52.93

B

BB: 1:42.29 (+10.64s | 9.4%)

10

4

6

2

50 Breast

55.27

100 Breast

57.66

1:52.93

100 Breast

1:52.93

50 Y Free

36.01

-2.46s (New PB)

B

BB: 34.59 (+1.42s | 3.9%)

10

8

5

6

2025 MR AGUA Season Starter Invitational

10/11/2025

New York City

50 Y Fly

49.97

-20.69s (New PB)

B: 46.49 (+3.48s | 7.0%)

10

2

5

3

50 Y Back

45.09

B

BB: 42.89 (+2.20s | 4.9%)

10

3

5

8

50 Y Free

38.47

B: 38.19 (+0.28s | 0.7%)

10

5

1

9

100 Y Free

1:23.90

B

BB: 1:18.89 (+5.01s | 6.0%)

10

2

7

50 Free

41.16

100 Free

42.74

1:23.90

100 Free

1:23.90

100 Y Back

1:37.22

B

BB: 1:30.09 (+7.13s | 7.3%)

10

2

4

7

2025 NE SAC Spooktacular Copied

10/11/2025

Cambridge

100 Y Free

1:47.90

+24.00s

B: 1:27.99 (+19.91s | 18.5%)

10

6

5

7

50 Free

51.73

100 Free

56.17

1:47.90

100 Free

1:47.90

50 Y Fly

1:10.66

B: 46.49 (+24.17s | 34.2%)

10

2

8

2

50 Y Breast

59.14

B: 53.39 (+5.75s | 9.7%)

10

2

9

7