Serena Chiu

Age: 16 years old
Age Category: 15-16
Team: Brea Aquatics | Southern California Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Southern California Swimming

Brea Aquatics

Free 50 Y

33.07

07/30/2021

B: 31.79 (+1.28s | 3.9%)

467

Free 100 Y

58.53

12/13/2024

AA: 56.49 (+2.04s | 3.5%)

212

Free 200 Y

2:12.96

12/08/2023

A: 2:07.69 (+5.27s | 4.0%)

264

50 Free

30.03

100 Free

33.79

1:03.82

100 Free

1:03.82

150 Free

34.80

1:38.62

200 Free

34.34

2:12.96

100 Free

1:09.14

Free 500 Y

5:46.11

12/13/2024

A: 5:43.69 (+2.42s | 0.7%)

168

50 Free

31.69

100 Free

34.28

1:05.97

100 Free

1:05.97

150 Free

34.62

1:40.59

200 Free

34.64

2:15.23

100 Free

1:09.26

250 Free

34.84

2:50.07

300 Free

34.64

3:24.71

100 Free

1:09.48

350 Free

35.66

4:00.37

400 Free

35.86

4:36.23

100 Free

1:11.52

450 Free

35.91

5:12.14

500 Free

33.97

5:46.11

100 Free

1:09.88

Back 100 Y

1:25.30

07/30/2021

B: 1:14.69 (+10.61s | 12.4%)

363

50 Back

41.70

100 Back

43.60

1:25.30

100 Back

1:25.30

Back 200 Y

2:31.66

12/13/2024

BB: 2:30.59 (+1.07s | 0.7%)

195

Fly 100 Y

1:08.52

12/08/2023

A: 1:03.79 (+4.73s | 6.9%)

205

50 Fly

32.29

100 Fly

36.23

1:08.52

100 Fly

1:08.52

Fly 200 Y

2:33.95

12/13/2024

A: 2:22.09 (+11.86s | 7.7%)

126

50 Fly

34.23

100 Fly

38.14

1:12.37

100 Fly

1:12.37

150 Fly

40.17

1:52.54

200 Fly

41.41

2:33.95

100 Fly

1:21.58

IM 400 Y

5:17.01

12/13/2024

A: 5:04.29 (+12.72s | 4.0%)

150

50 Fly

33.51

100 Fly

39.03

1:12.54

100 Fly

1:12.54

150 Back

40.99

1:53.53

200 Back

41.71

2:35.24

100 Back

1:22.70

250 Breast

44.78

3:20.02

300 Breast

47.46

4:07.48

100 Breast

1:32.24

350 Free

35.43

4:42.91

400 Free

34.10

5:17.01

100 Free

1:09.53

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Southern California Swimming

Brea Aquatics

Free 50 M

31.55

06/12/2025

A: 30.89 (+0.66s | 2.1%)

295

Free 100 M

1:08.49

05/05/2024

A: 1:07.19 (+1.30s | 1.9%)

264

50 Free

32.70

100 Free

35.79

1:08.49

100 Free

1:08.49

Free 200 M

2:29.97

05/05/2024

A: 2:25.09 (+4.88s | 3.3%)

238

50 Free

35.80

100 Free

38.36

1:14.16

100 Free

1:14.16

150 Free

39.28

1:53.44

200 Free

36.53

2:29.97

100 Free

1:15.81

Free 400 M

5:19.64

05/05/2024

A: 5:04.49 (+15.15s | 4.7%)

195

50 Free

36.57

100 Free

39.27

1:15.84

100 Free

1:15.84

150 Free

40.78

1:56.62

200 Free

40.51

2:37.13

100 Free

1:21.29

250 Free

40.91

3:18.04

300 Free

40.53

3:58.57

100 Free

1:21.44

350 Free

41.47

4:40.04

400 Free

39.60

5:19.64

100 Free

1:21.07

Free 800 M

10:33.98

07/23/2025

A: 10:32.39 (+1.59s | 0.3%)

101

Back 100 M

1:20.46

06/12/2025

A: 1:14.49 (+5.97s | 7.4%)

229

Fly 100 M

1:15.03

07/23/2025

A: 1:12.29 (+2.74s | 3.7%)

167

Fly 200 M

2:55.73

07/23/2025

BB: 2:54.39 (+1.34s | 0.8%)

102

IM 400 M

5:56.13

07/23/2025

A: 5:46.89 (+9.24s | 2.6%)

140

Above are the fastest times that Serena Chiu has achieved in her swimming career. For each event, you can find Serena's best time, the corresponding time standard, as well as how much faster Serena needs to be to reach the next level. The last columns provide Serena rankings at the team and LSC levels. These rankings are based on the Serena'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
Free 50 Y	33.07	24.89 (+8.18s \| 24.7%)	23.89 (+9.18s \| 27.8%)	23.89 (+9.18s \| 27.8%)	23.29 (+9.78s \| 29.6%)	22.59 (+10.48s \| 31.7%)	22.79 (+10.28s \| 31.1%)
Free 100 Y	58.53	53.99 (+4.54s \| 7.8%)	51.89 (+6.64s \| 11.3%)	51.89 (+6.64s \| 11.3%)	50.39 (+8.14s \| 13.9%)	49.29 (+9.24s \| 15.8%)	49.69 (+8.84s \| 15.1%)
Free 200 Y	2:12.96	1:56.29 (+16.67s \| 12.5%)	1:52.89 (+20.07s \| 15.1%)	1:52.29 (+20.67s \| 15.5%)	1:49.09 (+23.87s \| 18.0%)	1:46.69 (+26.27s \| 19.8%)	1:47.39 (+25.57s \| 19.2%)
Free 500 Y	5:46.11	5:10.69 (+35.42s \| 10.2%)	5:02.59 (+43.52s \| 12.6%)	5:02.59 (+43.52s \| 12.6%)	4:53.09 (+53.02s \| 15.3%)	4:45.99 (+60.12s \| 17.4%)	4:48.09 (+58.02s \| 16.8%)
Back 100 Y	1:25.30	59.49 (+25.81s \| 30.3%)	57.09 (+28.21s \| 33.1%)	57.09 (+28.21s \| 33.1%)	55.09 (+30.21s \| 35.4%)	53.89 (+31.41s \| 36.8%)	54.49 (+30.81s \| 36.1%)
Back 200 Y	2:31.66	2:08.59 (+23.07s \| 15.2%)	2:04.19 (+27.47s \| 18.1%)	2:04.19 (+27.47s \| 18.1%)	1:59.39 (+32.27s \| 21.3%)	1:56.59 (+35.07s \| 23.1%)	1:57.69 (+33.97s \| 22.4%)
Fly 100 Y	1:08.52	59.19 (+9.33s \| 13.6%)	56.59 (+11.93s \| 17.4%)	56.59 (+11.93s \| 17.4%)	54.69 (+13.83s \| 20.2%)	53.49 (+15.03s \| 21.9%)	53.99 (+14.53s \| 21.2%)
Fly 200 Y	2:33.95	2:10.09 (+23.86s \| 15.5%)	2:05.39 (+28.56s \| 18.6%)	2:05.39 (+28.56s \| 18.6%)	2:01.69 (+32.26s \| 21.0%)	1:58.59 (+35.36s \| 23.0%)	1:59.39 (+34.56s \| 22.4%)
IM 400 Y	5:17.01	4:39.09 (+37.92s \| 12.0%)	4:30.69 (+46.32s \| 14.6%)	4:30.69 (+46.32s \| 14.6%)	4:21.69 (+55.32s \| 17.5%)	4:13.69 (+63.32s \| 20.0%)	4:15.19 (+61.82s \| 19.5%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 M	31.55	28.69 (+2.86s \| 9.1%)	27.39 (+4.16s \| 13.2%)	27.39 (+4.16s \| 13.2%)	26.89 (+4.66s \| 14.8%)	26.29 (+5.26s \| 16.7%)	26.59 (+4.96s \| 15.7%)
Free 100 M	1:08.49	1:01.89 (+6.60s \| 9.6%)	59.29 (+9.20s \| 13.4%)	59.29 (+9.20s \| 13.4%)	58.19 (+10.30s \| 15.0%)	56.99 (+11.50s \| 16.8%)	57.59 (+10.90s \| 15.9%)
Free 200 M	2:29.97	2:12.99 (+16.98s \| 11.3%)	2:07.79 (+22.18s \| 14.8%)	2:07.79 (+22.18s \| 14.8%)	2:04.99 (+24.98s \| 16.7%)	2:03.09 (+26.88s \| 17.9%)	2:04.29 (+25.68s \| 17.1%)
Free 400 M	5:19.64	4:39.69 (+39.95s \| 12.5%)	4:28.79 (+50.85s \| 15.9%)	4:28.79 (+50.85s \| 15.9%)	4:23.79 (+55.85s \| 17.5%)	4:19.19 (+60.45s \| 18.9%)	4:21.39 (+58.25s \| 18.2%)
Free 800 M	10:33.98	9:36.09 (+57.89s \| 9.1%)	9:13.79 (+80.19s \| 12.6%)	9:13.79 (+80.19s \| 12.6%)	9:04.09 (+89.89s \| 14.2%)	8:52.89 (+101.09s \| 15.9%)	8:58.69 (+95.29s \| 15.0%)
Back 100 M	1:20.46	1:09.49 (+10.97s \| 13.6%)	1:06.79 (+13.67s \| 17.0%)	1:06.79 (+13.67s \| 17.0%)	1:04.79 (+15.67s \| 19.5%)	1:03.69 (+16.77s \| 20.8%)	1:04.39 (+16.07s \| 20.0%)
Fly 100 M	1:15.03	1:07.19 (+7.84s \| 10.4%)	1:04.69 (+10.34s \| 13.8%)	1:04.69 (+10.34s \| 13.8%)	1:02.69 (+12.34s \| 16.4%)	1:01.69 (+13.34s \| 17.8%)	1:02.39 (+12.64s \| 16.8%)
Fly 200 M	2:55.73	2:27.99 (+27.74s \| 15.8%)	2:21.89 (+33.84s \| 19.3%)	2:21.89 (+33.84s \| 19.3%)	2:18.39 (+37.34s \| 21.2%)	2:15.79 (+39.94s \| 22.7%)	2:16.99 (+38.74s \| 22.0%)
IM 400 M	5:56.13	5:20.09 (+36.04s \| 10.1%)	5:07.29 (+48.84s \| 13.7%)	5:07.29 (+48.84s \| 13.7%)	5:00.29 (+55.84s \| 15.7%)	4:55.29 (+60.84s \| 17.1%)	4:57.29 (+58.84s \| 16.5%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 CA SCS Summer A G Champs

07/23/2025

Walnut

400 M IM

5:56.13

A: 5:46.89 (+9.24s | 2.6%)

800 M Free

10:33.98

-13.07s (New PB)

A: 10:32.39 (+1.59s | 0.3%)

100 M Fly

1:15.03

-2.82s (New PB)

A: 1:12.29 (+2.74s | 3.7%)

200 M Fly

2:55.73

BB: 2:54.39 (+1.34s | 0.8%)

2025 SCS June AG Invite @ La Mirada Armada

06/12/2025

La Mirada

50 M Free

31.55

-0.15s (New PB)

A: 30.89 (+0.66s | 2.1%)

800 M Free

10:47.05

A: 10:32.39 (+14.66s | 2.3%)

100 M Back

1:20.46

A: 1:14.49 (+5.97s | 7.4%)

2024 CA RAA SCS WAG

12/13/2024

Riverside

400 Y IM

5:17.01

A: 5:04.29 (+12.72s | 4.0%)

50 Fly

33.51

100 Fly

39.03

1:12.54

100 Fly

1:12.54

150 Back

40.99

1:53.53

200 Back

41.71

2:35.24

100 Back

1:22.70

250 Breast

44.78

3:20.02

300 Breast

47.46

4:07.48

100 Breast

1:32.24

350 Free

35.43

4:42.91

400 Free

34.10

5:17.01

100 Free

1:09.53

100 Y Free

58.53

AA: 56.49 (+2.04s | 3.5%)

500 Y Free

5:46.11

-3.04s (New PB)

A: 5:43.69 (+2.42s | 0.7%)

50 Free

31.69

100 Free

34.28

1:05.97

100 Free

1:05.97

150 Free

34.62

1:40.59

200 Free

34.64

2:15.23

100 Free

1:09.26

250 Free

34.84

2:50.07

300 Free

34.64

3:24.71

100 Free

1:09.48

350 Free

35.66

4:00.37

400 Free

35.86

4:36.23

100 Free

1:11.52

450 Free

35.91

5:12.14

500 Free

33.97

5:46.11

100 Free

1:09.88

200 Y Back

2:31.66

BB: 2:30.59 (+1.07s | 0.7%)

200 Y Fly

2:33.95

-8.62s (New PB)

A: 2:22.09 (+11.86s | 7.7%)

50 Fly

34.23

100 Fly

38.14

1:12.37

100 Fly

1:12.37

150 Fly

40.17

1:52.54

200 Fly

41.41

2:33.95

100 Fly

1:21.58

2024 POST CIF Long Course Meet

05/05/2024

Walnut

100 M Free

1:08.49

-1.26s (New PB)

AA: 1:06.69 (+1.80s | 2.6%)

50 Free

32.70

100 Free

35.79

1:08.49

100 Free

1:08.49

400 M Free

5:19.64

A: 5:15.49 (+4.15s | 1.3%)

50 Free

36.57

100 Free

39.27

1:15.84

100 Free

1:15.84

150 Free

40.78

1:56.62

200 Free

40.51

2:37.13

100 Free

1:21.29

250 Free

40.91

3:18.04

300 Free

40.53

3:58.57

100 Free

1:21.44

350 Free

41.47

4:40.04

400 Free

39.60

5:19.64

100 Free

1:21.07

200 M Free

2:29.97

AA: 2:23.99 (+5.98s | 4.0%)

50 Free

35.80

100 Free

38.36

1:14.16

100 Free

1:14.16

150 Free

39.28

1:53.44

200 Free

36.53

2:29.97

100 Free

1:15.81

2023 CA RAA SCS WAG

12/08/2023

Riverside

500 Y Free

5:49.15

AA: 5:38.59 (+10.56s | 3.0%)

50 Free

30.86

100 Free

34.43

1:05.29

100 Free

1:05.29

150 Free

35.53

1:40.82

200 Free

35.97

2:16.79

100 Free

1:11.50

250 Free

36.67

2:53.46

300 Free

35.07

3:28.53

100 Free

1:11.74

350 Free

35.28

4:03.81

400 Free

36.54

4:40.35

100 Free

1:11.82

450 Free

35.88

5:16.23

500 Free

32.92

5:49.15

100 Free

1:08.80

200 Y Fly

2:42.57

BB: 2:38.99 (+3.58s | 2.2%)

50 Fly

34.37

100 Fly

41.64

1:16.01

100 Fly

1:16.01

150 Fly

42.84

1:58.85

200 Fly

43.72

2:42.57

100 Fly

1:26.56

100 Y Fly

1:08.52

-14.57s (New PB)

A: 1:05.89 (+2.63s | 3.8%)

50 Fly

32.29

100 Fly

36.23

1:08.52

100 Fly

1:08.52

200 Y Free

2:12.96

-19.39s (New PB)

A: 2:11.69 (+1.27s | 1.0%)

50 Free

30.03

100 Free

33.79

1:03.82

100 Free

1:03.82

150 Free

34.80

1:38.62

200 Free

34.34

2:12.96

100 Free

1:09.14

2023 CA SCS Summer @ BREA

07/20/2023

Walnut

50 M Free

31.70

AA: 30.59 (+1.11s | 3.5%)

100 M Free

1:09.75

A: 1:09.59 (+0.16s | 0.2%)

50 Free

33.36

100 Free

36.39

1:09.75

100 Free

1:09.75

100 M Fly

1:17.85

A: 1:14.79 (+3.06s | 3.9%)

50 Fly

35.11

100 Fly

42.74

1:17.85

100 Fly

1:17.85

2021 SoCal Summer Sprint

07/30/2021

Tustin

100 Y Fly

1:23.09

BB: 1:18.89 (+4.20s | 5.1%)

50 Fly

40.24

100 Fly

42.85

1:23.09

100 Fly

1:23.09

50 Y Free

33.07

BB: 31.69 (+1.38s | 4.2%)

100 Y IM

1:26.32

B: 1:25.19 (+1.13s | 1.3%)

50 IM

42.96

100 IM

43.36

1:26.32

100 IM

1:26.32

50 Y Fly

36.88

BB: 34.29 (+2.59s | 7.0%)

50 Y Back

41.56

B: 38.79 (+2.77s | 6.7%)

200 Y Free

2:32.35

BB: 2:30.89 (+1.46s | 1.0%)

50 Free

36.53

100 Free

39.92

1:16.45

100 Free

1:16.45

150 Free

39.05

1:55.50

200 Free

36.85

2:32.35

100 Free

1:15.90

100 Y Back

1:25.30

BB: 1:19.79 (+5.51s | 6.5%)

50 Back

41.70

100 Back

43.60

1:25.30

100 Back

1:25.30

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
Free 50 Y	33.07	24.89 (+8.18s \| 24.7%)	23.89 (+9.18s \| 27.8%)	23.89 (+9.18s \| 27.8%)	23.29 (+9.78s \| 29.6%)	22.59 (+10.48s \| 31.7%)	22.79 (+10.28s \| 31.1%)
Free 100 Y	58.53	53.99 (+4.54s \| 7.8%)	51.89 (+6.64s \| 11.3%)	51.89 (+6.64s \| 11.3%)	50.39 (+8.14s \| 13.9%)	49.29 (+9.24s \| 15.8%)	49.69 (+8.84s \| 15.1%)
Free 200 Y	2:12.96	1:56.29 (+16.67s \| 12.5%)	1:52.89 (+20.07s \| 15.1%)	1:52.29 (+20.67s \| 15.5%)	1:49.09 (+23.87s \| 18.0%)	1:46.69 (+26.27s \| 19.8%)	1:47.39 (+25.57s \| 19.2%)
Free 500 Y	5:46.11	5:10.69 (+35.42s \| 10.2%)	5:02.59 (+43.52s \| 12.6%)	5:02.59 (+43.52s \| 12.6%)	4:53.09 (+53.02s \| 15.3%)	4:45.99 (+60.12s \| 17.4%)	4:48.09 (+58.02s \| 16.8%)
Back 100 Y	1:25.30	59.49 (+25.81s \| 30.3%)	57.09 (+28.21s \| 33.1%)	57.09 (+28.21s \| 33.1%)	55.09 (+30.21s \| 35.4%)	53.89 (+31.41s \| 36.8%)	54.49 (+30.81s \| 36.1%)
Back 200 Y	2:31.66	2:08.59 (+23.07s \| 15.2%)	2:04.19 (+27.47s \| 18.1%)	2:04.19 (+27.47s \| 18.1%)	1:59.39 (+32.27s \| 21.3%)	1:56.59 (+35.07s \| 23.1%)	1:57.69 (+33.97s \| 22.4%)
Fly 100 Y	1:08.52	59.19 (+9.33s \| 13.6%)	56.59 (+11.93s \| 17.4%)	56.59 (+11.93s \| 17.4%)	54.69 (+13.83s \| 20.2%)	53.49 (+15.03s \| 21.9%)	53.99 (+14.53s \| 21.2%)
Fly 200 Y	2:33.95	2:10.09 (+23.86s \| 15.5%)	2:05.39 (+28.56s \| 18.6%)	2:05.39 (+28.56s \| 18.6%)	2:01.69 (+32.26s \| 21.0%)	1:58.59 (+35.36s \| 23.0%)	1:59.39 (+34.56s \| 22.4%)
IM 400 Y	5:17.01	4:39.09 (+37.92s \| 12.0%)	4:30.69 (+46.32s \| 14.6%)	4:30.69 (+46.32s \| 14.6%)	4:21.69 (+55.32s \| 17.5%)	4:13.69 (+63.32s \| 20.0%)	4:15.19 (+61.82s \| 19.5%)

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 M	31.55	28.69 (+2.86s \| 9.1%)	27.39 (+4.16s \| 13.2%)	27.39 (+4.16s \| 13.2%)	26.89 (+4.66s \| 14.8%)	26.29 (+5.26s \| 16.7%)	26.59 (+4.96s \| 15.7%)
Free 100 M	1:08.49	1:01.89 (+6.60s \| 9.6%)	59.29 (+9.20s \| 13.4%)	59.29 (+9.20s \| 13.4%)	58.19 (+10.30s \| 15.0%)	56.99 (+11.50s \| 16.8%)	57.59 (+10.90s \| 15.9%)
Free 200 M	2:29.97	2:12.99 (+16.98s \| 11.3%)	2:07.79 (+22.18s \| 14.8%)	2:07.79 (+22.18s \| 14.8%)	2:04.99 (+24.98s \| 16.7%)	2:03.09 (+26.88s \| 17.9%)	2:04.29 (+25.68s \| 17.1%)
Free 400 M	5:19.64	4:39.69 (+39.95s \| 12.5%)	4:28.79 (+50.85s \| 15.9%)	4:28.79 (+50.85s \| 15.9%)	4:23.79 (+55.85s \| 17.5%)	4:19.19 (+60.45s \| 18.9%)	4:21.39 (+58.25s \| 18.2%)
Free 800 M	10:33.98	9:36.09 (+57.89s \| 9.1%)	9:13.79 (+80.19s \| 12.6%)	9:13.79 (+80.19s \| 12.6%)	9:04.09 (+89.89s \| 14.2%)	8:52.89 (+101.09s \| 15.9%)	8:58.69 (+95.29s \| 15.0%)
Back 100 M	1:20.46	1:09.49 (+10.97s \| 13.6%)	1:06.79 (+13.67s \| 17.0%)	1:06.79 (+13.67s \| 17.0%)	1:04.79 (+15.67s \| 19.5%)	1:03.69 (+16.77s \| 20.8%)	1:04.39 (+16.07s \| 20.0%)
Fly 100 M	1:15.03	1:07.19 (+7.84s \| 10.4%)	1:04.69 (+10.34s \| 13.8%)	1:04.69 (+10.34s \| 13.8%)	1:02.69 (+12.34s \| 16.4%)	1:01.69 (+13.34s \| 17.8%)	1:02.39 (+12.64s \| 16.8%)
Fly 200 M	2:55.73	2:27.99 (+27.74s \| 15.8%)	2:21.89 (+33.84s \| 19.3%)	2:21.89 (+33.84s \| 19.3%)	2:18.39 (+37.34s \| 21.2%)	2:15.79 (+39.94s \| 22.7%)	2:16.99 (+38.74s \| 22.0%)
IM 400 M	5:56.13	5:20.09 (+36.04s \| 10.1%)	5:07.29 (+48.84s \| 13.7%)	5:07.29 (+48.84s \| 13.7%)	5:00.29 (+55.84s \| 15.7%)	4:55.29 (+60.84s \| 17.1%)	4:57.29 (+58.84s \| 16.5%)