Hyun Chang

Age: 10 years old
Age Category: 10 & under
Team: Katy Aquatic Team For Youth | Gulf Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Gulf Swimming

Katy Aquatic Team For Youth

Free 50 Y

31.04

02/21/2025

AA: 30.89 (+0.15s | 0.5%)

Free 100 Y

1:10.07

01/31/2025

AA: 1:08.29 (+1.78s | 2.5%)

50 Free

33.25

100 Free

36.82

1:10.07

100 Free

1:10.07

Free 200 Y

2:41.73

12/06/2024

A: 2:38.39 (+3.34s | 2.1%)

50 Free

37.71

150 Free

1:23.04

2:00.75

200 Free

40.98

2:41.73

100 Free

2:04.02

Free 500 Y

7:40.25

11/09/2024

A: 6:53.39 (+46.86s | 10.2%)

50 Free

39.54

100 Free

44.70

1:24.24

100 Free

1:24.24

150 Free

46.53

2:10.77

200 Free

45.85

2:56.62

100 Free

1:32.38

250 Free

47.62

3:44.24

300 Free

47.80

4:32.04

100 Free

1:35.42

350 Free

48.47

5:20.52

400 Free

48.18

6:08.70

100 Free

1:36.65

450 Free

45.47

6:54.17

500 Free

46.08

7:40.25

100 Free

1:31.55

Back 50 Y

36.61

02/21/2025

AA: 36.19 (+0.42s | 1.1%)

Back 100 Y

1:20.29

02/21/2025

AA: 1:18.39 (+1.90s | 2.4%)

50 Back

39.27

100 Back

41.02

1:20.29

100 Back

1:20.29

Breast 50 Y

42.27

02/21/2025

AA: 40.89 (+1.38s | 3.3%)

Breast 100 Y

1:29.78

01/18/2025

AA: 1:29.09 (+0.69s | 0.8%)

50 Breast

43.56

100 Breast

46.22

1:29.78

100 Breast

1:29.78

Fly 50 Y

37.10

01/18/2025

A: 36.99 (+0.11s | 0.3%)

Fly 100 Y

1:37.12

10/25/2024

A: 1:26.09 (+11.03s | 11.4%)

50 Fly

45.78

100 Fly

51.34

1:37.12

100 Fly

1:37.12

IM 100 Y

1:19.65

02/21/2025

AA: 1:18.39 (+1.26s | 1.6%)

50 IM

36.14

100 IM

43.51

1:19.65

100 IM

1:19.65

IM 200 Y

2:50.34

02/21/2025

AA: 2:47.69 (+2.65s | 1.6%)

50 Fly

39.31

100 Back

42.60

1:21.91

100 IM

1:21.91

150 Breast

50.34

2:12.25

200 Free

38.09

2:50.34

100 IM

1:28.43

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Gulf Swimming

Katy Aquatic Team For Youth

Free 50 M

34.16

07/16/2025

AAA: 33.69 (+0.47s | 1.4%)

Free 100 M

1:15.76

07/16/2025

AAA: 1:14.49 (+1.27s | 1.7%)

Back 50 M

37.86

07/16/2025

AAA

AAAA: 37.49 (+0.37s | 1.0%)

Back 100 M

1:24.82

07/16/2025

AAA

AAAA: 1:21.09 (+3.73s | 4.4%)

50 Back

40.19

100 Back

44.63

1:24.82

100 Back

1:24.82

Breast 50 M

46.87

07/16/2025

AA: 46.49 (+0.38s | 0.8%)

Breast 100 M

1:41.33

07/16/2025

AAA: 1:38.09 (+3.24s | 3.2%)

50 Breast

48.59

100 Breast

52.74

1:41.33

100 Breast

1:41.33

Above are the fastest times that Hyun Chang has achieved in her swimming career. For each event, you can find Hyun's best time, the corresponding time standard, as well as how much faster Hyun needs to be to reach the next level. The last columns provide Hyun rankings at the team and LSC levels. These rankings are based on the Hyun'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.

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	31.04	24.89 (+6.15s \| 19.8%)	23.89 (+7.15s \| 23.0%)	23.89 (+7.15s \| 23.0%)	23.29 (+7.75s \| 25.0%)	22.59 (+8.45s \| 27.2%)	22.79 (+8.25s \| 26.6%)	30.89 (+0.15s \| 0.5%)
Free 100 Y	1:10.07	53.99 (+16.08s \| 22.9%)	51.89 (+18.18s \| 25.9%)	51.89 (+18.18s \| 25.9%)	50.39 (+19.68s \| 28.1%)	49.29 (+20.78s \| 29.7%)	49.69 (+20.38s \| 29.1%)	1:08.19 (+1.88s \| 2.7%)
Free 200 Y	2:41.73	1:56.29 (+45.44s \| 28.1%)	1:52.89 (+48.84s \| 30.2%)	1:52.29 (+49.44s \| 30.6%)	1:49.09 (+52.64s \| 32.5%)	1:46.69 (+55.04s \| 34.0%)	1:47.39 (+54.34s \| 33.6%)	2:29.09 (+12.64s \| 7.8%)
Free 500 Y	7:40.25	5:10.69 (+149.56s \| 32.5%)	5:02.59 (+157.66s \| 34.3%)	5:02.59 (+157.66s \| 34.3%)	4:53.09 (+167.16s \| 36.3%)	4:45.99 (+174.26s \| 37.9%)	4:48.09 (+172.16s \| 37.4%)	6:31.39 (+68.86s \| 15.0%)
Back 50 Y	36.61	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+0.12s \| 0.3%)
Back 100 Y	1:20.29	59.49 (+20.80s \| 25.9%)	57.09 (+23.20s \| 28.9%)	57.09 (+23.20s \| 28.9%)	55.09 (+25.20s \| 31.4%)	53.89 (+26.40s \| 32.9%)	54.49 (+25.80s \| 32.1%)	1:17.89 (+2.40s \| 3.0%)
Breast 50 Y	42.27	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+1.88s \| 4.4%)
Breast 100 Y	1:29.78	1:07.59 (+22.19s \| 24.7%)	1:05.49 (+24.29s \| 27.1%)	1:05.49 (+24.29s \| 27.1%)	1:03.09 (+26.69s \| 29.7%)	1:01.79 (+27.99s \| 31.2%)	1:02.79 (+26.99s \| 30.1%)	1:27.99 (+1.79s \| 2.0%)
Fly 50 Y	37.10	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+2.01s \| 5.4%)
Fly 100 Y	1:37.12	59.19 (+37.93s \| 39.1%)	56.59 (+40.53s \| 41.7%)	56.59 (+40.53s \| 41.7%)	54.69 (+42.43s \| 43.7%)	53.49 (+43.63s \| 44.9%)	53.99 (+43.13s \| 44.4%)	1:20.19 (+16.93s \| 17.4%)
IM 100 Y	1:19.65	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+1.96s \| 2.5%)
IM 200 Y	2:50.34	2:10.49 (+39.85s \| 23.4%)	2:06.39 (+43.95s \| 25.8%)	2:06.39 (+43.95s \| 25.8%)	2:02.19 (+48.15s \| 28.3%)	1:59.49 (+50.85s \| 29.9%)	2:00.59 (+49.75s \| 29.2%)	2:46.49 (+3.85s \| 2.3%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	34.16	28.69 (+5.47s \| 16.0%)	27.39 (+6.77s \| 19.8%)	27.39 (+6.77s \| 19.8%)	26.89 (+7.27s \| 21.3%)	26.29 (+7.87s \| 23.0%)	26.59 (+7.57s \| 22.2%)	35.19 33.59 (+0.57s \| 1.7%)
Free 100 M	1:15.76	1:01.89 (+13.87s \| 18.3%)	59.29 (+16.47s \| 21.7%)	59.29 (+16.47s \| 21.7%)	58.19 (+17.57s \| 23.2%)	56.99 (+18.77s \| 24.8%)	57.59 (+18.17s \| 24.0%)	1:17.49 1:13.19 (+2.57s \| 3.4%)
Back 50 M	37.86	N/A	N/A	N/A	N/A	N/A	N/A	41.79 38.89
Back 100 M	1:24.82	1:09.49 (+15.33s \| 18.1%)	1:06.79 (+18.03s \| 21.3%)	1:06.79 (+18.03s \| 21.3%)	1:04.79 (+20.03s \| 23.6%)	1:03.69 (+21.13s \| 24.9%)	1:04.39 (+20.43s \| 24.1%)	1:30.29 1:25.09
Breast 50 M	46.87	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+0.68s \| 1.5%)
Breast 100 M	1:41.33	1:18.79 (+22.54s \| 22.2%)	1:15.99 (+25.34s \| 25.0%)	1:15.99 (+25.34s \| 25.0%)	1:13.79 (+27.54s \| 27.2%)	1:12.19 (+29.14s \| 28.8%)	1:13.29 (+28.04s \| 27.7%)	1:41.49 1:34.39 (+6.94s \| 6.8%)

Progression

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

Select the distance and stroke

Compare with another swimmer

View this profile

Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 Texas Age Group Championships

07/16/2025

Arlington

50 M Free

34.16

AAA: 33.69 (+0.47s | 1.4%)

100 M Back

1:24.82

AAA

AAAA: 1:21.09 (+3.73s | 4.4%)

50 Back

40.19

100 Back

44.63

1:24.82

100 Back

1:24.82

100 M Free

1:15.76

AAA: 1:14.49 (+1.27s | 1.7%)

50 M Breast

46.87

AA: 46.49 (+0.38s | 0.8%)

100 M Breast

1:41.33

AAA: 1:38.09 (+3.24s | 3.2%)

50 Breast

48.59

100 Breast

52.74

1:41.33

100 Breast

1:41.33

50 M Back

37.86

AAA

AAAA: 37.49 (+0.37s | 1.0%)

2025 Gulf 13 Over Champs (TEST)

02/28/2025

Houston

50 Y Breast

43.58

+1.31s

A: 42.79 (+0.79s | 1.8%)

50 Y Free

32.06

+1.02s

AA: 30.89 (+1.17s | 3.6%)

2025 Gulf 12 Under Champs (KATY)

02/21/2025

Katy

100 Y Free

1:11.64

+1.57s

A: 1:11.49 (+0.15s | 0.2%)

50 Free

34.26

100 Free

37.38

1:11.64

100 Free

1:11.64

50 Y Breast

42.27

-0.43s (New PB)

AA: 40.89 (+1.38s | 3.3%)

50 Y Free

31.04

-0.07s (New PB)

AA: 30.89 (+0.15s | 0.5%)

100 Y Back

1:20.29

-2.94s (New PB)

AA: 1:18.39 (+1.90s | 2.4%)

50 Back

39.27

100 Back

41.02

1:20.29

100 Back

1:20.29

100 Y Breast

1:32.28

+2.50s

AA: 1:29.09 (+3.19s | 3.5%)

50 Breast

43.75

100 Breast

48.53

1:32.28

100 Breast

1:32.28

100 Y IM

1:19.65

-1.08s (New PB)

AA: 1:18.39 (+1.26s | 1.6%)

50 IM

36.14

100 IM

43.51

1:19.65

100 IM

1:19.65

200 Y IM

2:50.34

-19.70s (New PB)

AA: 2:47.69 (+2.65s | 1.6%)

50 Fly

39.31

100 Back

42.60

1:21.91

100 IM

1:21.91

150 Breast

50.34

2:12.25

200 Free

38.09

2:50.34

100 IM

1:28.43

50 Y Back

36.61

-0.09s (New PB)

AA: 36.19 (+0.42s | 1.1%)

50 Y Free

31.11

-0.55s (New PB)

AA: 30.89 (+0.22s | 0.7%)

2025 Fleet Mardi Gras

01/31/2025

Cypress

100 Y Breast

1:30.37

+0.59s

AA: 1:29.09 (+1.28s | 1.4%)

50 Breast

42.71

100 Breast

47.66

1:30.37

100 Breast

1:30.37

50 Y Free

31.66

-1.72s (New PB)

AA: 30.89 (+0.77s | 2.4%)

100 Y IM

1:20.73

-5.41s (New PB)

AA: 1:18.39 (+2.34s | 2.9%)

50 IM

36.74

100 IM

43.99

1:20.73

100 IM

1:20.73

100 Y Free

1:10.07

-3.57s (New PB)

AA: 1:08.29 (+1.78s | 2.5%)

50 Free

33.25

100 Free

36.82

1:10.07

100 Free

1:10.07

50 Y Back

36.70

-0.35s (New PB)

AA: 36.19 (+0.51s | 1.4%)

50 Y Breast

42.70

-1.51s (New PB)

AA: 40.89 (+1.81s | 4.2%)

2025 LSST January Frosty Meet

01/18/2025

Houston

50 Y Fly

37.10

-2.27s (New PB)

A: 36.99 (+0.11s | 0.3%)

50 Y Back

37.22

+0.17s

AA: 36.19 (+1.03s | 2.8%)

100 Y Breast

1:29.78

-6.52s (New PB)

AA: 1:29.09 (+0.69s | 0.8%)

50 Breast

43.56

100 Breast

46.22

1:29.78

100 Breast

1:29.78

2024 Gulf Age Group Championships

12/06/2024

College Station

100 Y Back

1:23.23

-1.03s (New PB)

A: 1:22.29 (+0.94s | 1.1%)

200 Y Free

2:41.73

-2.46s (New PB)

A: 2:38.39 (+3.34s | 2.1%)

50 Free

37.71

150 Free

1:23.04

2:00.75

200 Free

40.98

2:41.73

100 Free

2:04.02

100 Y Free

1:13.64

-1.04s (New PB)

A: 1:11.49 (+2.15s | 2.9%)

50 Free

35.01

100 Free

38.63

1:13.64

100 Free

1:13.64

50 Y Breast

45.69

+1.48s

A: 42.79 (+2.90s | 6.3%)

100 Y Breast

1:38.78

+2.48s

A: 1:33.59 (+5.19s | 5.3%)

50 Breast

46.19

100 Breast

52.59

1:38.78

100 Breast

1:38.78

50 Y Back

37.71

+0.66s

AA: 36.19 (+1.52s | 4.0%)

2024 LSST November Open Meet

11/09/2024

Houston

100 Y Back

1:24.26

-1.06s (New PB)

A: 1:22.29 (+1.97s | 2.3%)

50 Back

41.75

100 Back

42.51

1:24.26

100 Back

1:24.26

50 Y Breast

44.21

-1.96s (New PB)

A: 42.79 (+1.42s | 3.2%)

100 Y Breast

1:38.06

+1.76s

A: 1:33.59 (+4.47s | 4.6%)

50 Breast

47.17

100 Breast

50.89

1:38.06

100 Breast

1:38.06

50 Y Free

33.38

-0.46s (New PB)

A: 32.09 (+1.29s | 3.9%)

200 Y Free

2:44.19

-10.27s (New PB)

A: 2:38.39 (+5.80s | 3.5%)

50 Free

37.50

100 Free

42.26

1:19.76

100 Free

1:19.76

150 Free

42.87

2:02.63

200 Free

41.56

2:44.19

100 Free

1:24.43

50 Y Back

37.05

-1.37s (New PB)

AA: 36.19 (+0.86s | 2.3%)

500 Y Free

7:40.25

A: 6:53.39 (+46.86s | 10.2%)

50 Free

39.54

100 Free

44.70

1:24.24

100 Free

1:24.24

150 Free

46.53

2:10.77

200 Free

45.85

2:56.62

100 Free

1:32.38

250 Free

47.62

3:44.24

300 Free

47.80

4:32.04

100 Free

1:35.42

350 Free

48.47

5:20.52

400 Free

48.18

6:08.70

100 Free

1:36.65

450 Free

45.47

6:54.17

500 Free

46.08

7:40.25

100 Free

1:31.55

2024 TWST Halloween Meet

10/25/2024

Shenandoah

50 Y Breast

46.22

+0.05s

A: 42.79 (+3.43s | 7.4%)

100 Y Back

1:25.32

-1.09s (New PB)

A: 1:22.29 (+3.03s | 3.6%)

50 Back

41.59

100 Back

43.73

1:25.32

100 Back

1:25.32

50 Y Back

38.42

-2.13s (New PB)

A: 37.99 (+0.43s | 1.1%)

100 Y Free

1:14.68

-3.42s (New PB)

A: 1:11.49 (+3.19s | 4.3%)

50 Free

35.89

100 Free

38.79

1:14.68

100 Free

1:14.68

100 Y Breast

1:36.30

-5.92s (New PB)

A: 1:33.59 (+2.71s | 2.8%)

50 Breast

46.30

100 Breast

50.00

1:36.30

100 Breast

1:36.30

100 Y Fly

1:37.12

A: 1:26.09 (+11.03s | 11.4%)

50 Fly

45.78

100 Fly

51.34

1:37.12

100 Fly

1:37.12

50 Y Fly

39.37

-1.20s (New PB)

A: 36.99 (+2.38s | 6.0%)

100 Y IM

1:26.14

-3.08s (New PB)

A: 1:22.09 (+4.05s | 4.7%)

50 IM

41.61

100 IM

44.53

1:26.14

100 IM

1:26.14

2024 Fleet Fall Kickoff Invitational

10/04/2024

Klein

200 Y Free

2:54.46

A: 2:38.39 (+16.07s | 9.2%)

50 Free

38.85

100 Free

45.42

1:24.27

100 Free

1:24.27

150 Free

46.53

2:10.80

200 Free

43.66

2:54.46

100 Free

1:30.19

100 Y Free

1:18.10

A: 1:11.49 (+6.61s | 8.5%)

50 Free

37.61

100 Free

40.49

1:18.10

100 Free

1:18.10

200 Y IM

3:10.04

A: 2:55.49 (+14.55s | 7.7%)

150 Breast

2:27.72

200 Free

42.32

3:10.04

100 IM

3:10.04

50 Y Breast

46.17

A: 42.79 (+3.38s | 7.3%)

100 Y IM

1:29.22

A: 1:22.09 (+7.13s | 8.0%)

50 IM

42.32

100 IM

46.90

1:29.22

100 IM

1:29.22

100 Y Breast

1:42.22

A: 1:33.59 (+8.63s | 8.4%)

50 Breast

48.54

100 Breast

53.68

1:42.22

100 Breast

1:42.22

100 Y Back

1:26.41

A: 1:22.29 (+4.12s | 4.8%)

2024 Katy Purple Black White Meet

09/21/2024

Katy

50 Y Back

40.55

A: 37.99 (+2.56s | 6.3%)

50 Y Fly

40.57

A: 36.99 (+3.58s | 8.8%)

50 Y Free

33.84

A: 32.09 (+1.75s | 5.2%)

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.

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 Y	31.04	24.89 (+6.15s \| 19.8%)	23.89 (+7.15s \| 23.0%)	23.89 (+7.15s \| 23.0%)	23.29 (+7.75s \| 25.0%)	22.59 (+8.45s \| 27.2%)	22.79 (+8.25s \| 26.6%)	30.89 (+0.15s \| 0.5%)
Free 100 Y	1:10.07	53.99 (+16.08s \| 22.9%)	51.89 (+18.18s \| 25.9%)	51.89 (+18.18s \| 25.9%)	50.39 (+19.68s \| 28.1%)	49.29 (+20.78s \| 29.7%)	49.69 (+20.38s \| 29.1%)	1:08.19 (+1.88s \| 2.7%)
Free 200 Y	2:41.73	1:56.29 (+45.44s \| 28.1%)	1:52.89 (+48.84s \| 30.2%)	1:52.29 (+49.44s \| 30.6%)	1:49.09 (+52.64s \| 32.5%)	1:46.69 (+55.04s \| 34.0%)	1:47.39 (+54.34s \| 33.6%)	2:29.09 (+12.64s \| 7.8%)
Free 500 Y	7:40.25	5:10.69 (+149.56s \| 32.5%)	5:02.59 (+157.66s \| 34.3%)	5:02.59 (+157.66s \| 34.3%)	4:53.09 (+167.16s \| 36.3%)	4:45.99 (+174.26s \| 37.9%)	4:48.09 (+172.16s \| 37.4%)	6:31.39 (+68.86s \| 15.0%)
Back 50 Y	36.61	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+0.12s \| 0.3%)
Back 100 Y	1:20.29	59.49 (+20.80s \| 25.9%)	57.09 (+23.20s \| 28.9%)	57.09 (+23.20s \| 28.9%)	55.09 (+25.20s \| 31.4%)	53.89 (+26.40s \| 32.9%)	54.49 (+25.80s \| 32.1%)	1:17.89 (+2.40s \| 3.0%)
Breast 50 Y	42.27	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+1.88s \| 4.4%)
Breast 100 Y	1:29.78	1:07.59 (+22.19s \| 24.7%)	1:05.49 (+24.29s \| 27.1%)	1:05.49 (+24.29s \| 27.1%)	1:03.09 (+26.69s \| 29.7%)	1:01.79 (+27.99s \| 31.2%)	1:02.79 (+26.99s \| 30.1%)	1:27.99 (+1.79s \| 2.0%)
Fly 50 Y	37.10	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+2.01s \| 5.4%)
Fly 100 Y	1:37.12	59.19 (+37.93s \| 39.1%)	56.59 (+40.53s \| 41.7%)	56.59 (+40.53s \| 41.7%)	54.69 (+42.43s \| 43.7%)	53.49 (+43.63s \| 44.9%)	53.99 (+43.13s \| 44.4%)	1:20.19 (+16.93s \| 17.4%)
IM 100 Y	1:19.65	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+1.96s \| 2.5%)
IM 200 Y	2:50.34	2:10.49 (+39.85s \| 23.4%)	2:06.39 (+43.95s \| 25.8%)	2:06.39 (+43.95s \| 25.8%)	2:02.19 (+48.15s \| 28.3%)	1:59.49 (+50.85s \| 29.9%)	2:00.59 (+49.75s \| 29.2%)	2:46.49 (+3.85s \| 2.3%)