Serena Loo

Age: 16 years old
Age Category: 15-16
Team: Shawmut Aquatic Club | New England Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Shawmut Aquatic Club

New England Swimming

Eastern Zone

USA

Free 50 Y

26.19

03/13/2025

AA: 26.09 (+0.10s | 0.4%)

100

549

1,000+

Free 100 Y

56.04

12/11/2025

AAA: 53.99 (+2.05s | 3.7%)

382

1,000+

50 Free

27.43

100 Free

28.61

56.04

100 Free

56.04

Free 200 Y

2:00.06

12/11/2025

AAA: 1:57.09 (+2.97s | 2.5%)

279

1,000+

50 Free

28.70

100 Free

30.55

59.25

100 Free

59.25

150 Free

30.52

1:29.77

200 Free

30.29

2:00.06

100 Free

1:00.81

Free 500 Y

5:29.07

10/11/2025

AAA: 5:15.09 (+13.98s | 4.2%)

333

1,000+

50 Free

30.11

100 Free

33.30

1:03.41

100 Free

1:03.41

150 Free

33.77

1:37.18

200 Free

33.66

2:10.84

100 Free

1:07.43

250 Free

33.88

2:44.72

300 Free

33.46

3:18.18

100 Free

1:07.34

350 Free

33.31

3:51.49

400 Free

33.59

4:25.08

100 Free

1:06.90

450 Free

32.57

4:57.65

500 Free

31.42

5:29.07

100 Free

1:03.99

Back 50 Y

29.90

01/16/2026

287

1,000+

Back 100 Y

1:04.25

01/16/2026

A: 1:04.09 (+0.16s | 0.2%)

477

1,000+

50 Back

31.98

100 Back

32.27

1:04.25

100 Back

1:04.25

Back 200 Y

2:14.21

11/15/2025

AA: 2:13.29 (+0.92s | 0.7%)

232

934

50 Back

32.20

100 Back

34.58

1:06.78

100 Back

1:06.78

150 Back

33.86

1:40.64

200 Back

33.57

2:14.21

100 Back

1:07.43

Breast 50 Y

31.41

12/18/2025

179

Breast 100 Y

1:06.94

01/16/2026

AAA

AAAA: 1:04.49 (+2.45s | 3.7%)

313

50 Breast

32.06

100 Breast

34.88

1:06.94

100 Breast

1:06.94

Breast 200 Y

2:21.58

12/11/2025

AAA

AAAA: 2:19.49 (+2.09s | 1.5%)

149

50 Breast

32.50

100 Breast

35.97

1:08.47

100 Breast

1:08.47

150 Breast

36.38

1:44.85

200 Breast

36.73

2:21.58

100 Breast

1:13.11

Fly 50 Y

28.64

01/16/2026

281

1,000+

Fly 100 Y

1:01.87

01/16/2026

AA: 1:01.09 (+0.78s | 1.3%)

322

1,000+

50 Fly

29.77

100 Fly

32.10

1:01.87

100 Fly

1:01.87

Fly 200 Y

2:18.15

10/25/2025

AA: 2:16.19 (+1.96s | 1.4%)

216

793

50 Fly

30.74

100 Fly

35.08

1:05.82

100 Fly

1:05.82

150 Fly

36.27

1:42.09

200 Fly

36.06

2:18.15

100 Fly

1:12.33

IM 200 Y

2:11.58

12/18/2025

AAA: 2:10.59 (+0.99s | 0.8%)

127

522

50 Fly

29.39

100 Back

34.23

1:03.62

100 IM

1:03.62

150 Breast

37.67

1:41.29

200 Free

30.29

2:11.58

100 IM

1:07.96

IM 400 Y

4:47.23

11/15/2025

AAA: 4:38.99 (+8.24s | 2.9%)

189

765

50 Fly

31.39

100 Fly

35.48

1:06.87

100 Fly

1:06.87

150 Back

38.57

1:45.44

200 Back

37.47

2:22.91

100 Back

1:16.04

250 Breast

39.36

3:02.27

300 Breast

40.33

3:42.60

100 Breast

1:19.69

350 Free

33.26

4:15.86

400 Free

31.37

4:47.23

100 Free

1:04.63

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Shawmut Aquatic Club	New England Swimming	Eastern Zone	USA

Above are the fastest times that Serena Loo 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	26.19	24.89 (+1.30s \| 5.0%)	23.89 (+2.30s \| 8.8%)	23.89 (+2.30s \| 8.8%)	23.29 (+2.90s \| 11.1%)	22.59 (+3.60s \| 13.7%)	22.79 (+3.40s \| 13.0%)
Free 100 Y	56.04	53.99 (+2.05s \| 3.7%)	51.89 (+4.15s \| 7.4%)	51.89 (+4.15s \| 7.4%)	50.39 (+5.65s \| 10.1%)	49.29 (+6.75s \| 12.0%)	49.69 (+6.35s \| 11.3%)
Free 200 Y	2:00.06	1:56.29 (+3.77s \| 3.1%)	1:52.89 (+7.17s \| 6.0%)	1:52.29 (+7.77s \| 6.5%)	1:49.09 (+10.97s \| 9.1%)	1:46.69 (+13.37s \| 11.1%)	1:47.39 (+12.67s \| 10.6%)
Free 500 Y	5:29.07	5:10.69 (+18.38s \| 5.6%)	5:02.59 (+26.48s \| 8.0%)	5:02.59 (+26.48s \| 8.0%)	4:53.09 (+35.98s \| 10.9%)	4:45.99 (+43.08s \| 13.1%)	4:48.09 (+40.98s \| 12.5%)
Back 50 Y	29.90	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:04.25	59.49 (+4.76s \| 7.4%)	57.09 (+7.16s \| 11.1%)	57.09 (+7.16s \| 11.1%)	55.09 (+9.16s \| 14.3%)	53.89 (+10.36s \| 16.1%)	54.49 (+9.76s \| 15.2%)
Back 200 Y	2:14.21	2:08.59 (+5.62s \| 4.2%)	2:04.19 (+10.02s \| 7.5%)	2:04.19 (+10.02s \| 7.5%)	1:59.39 (+14.82s \| 11.0%)	1:56.59 (+17.62s \| 13.1%)	1:57.69 (+16.52s \| 12.3%)
Breast 50 Y	31.41	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:06.94	1:07.59	1:05.49 (+1.45s \| 2.2%)	1:05.49 (+1.45s \| 2.2%)	1:03.09 (+3.85s \| 5.8%)	1:01.79 (+5.15s \| 7.7%)	1:02.79 (+4.15s \| 6.2%)
Breast 200 Y	2:21.58	2:28.19	2:22.69	2:22.69	2:17.19 (+4.39s \| 3.1%)	2:13.59 (+7.99s \| 5.6%)	2:15.49 (+6.09s \| 4.3%)
Fly 50 Y	28.64	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:01.87	59.19 (+2.68s \| 4.3%)	56.59 (+5.28s \| 8.5%)	56.59 (+5.28s \| 8.5%)	54.69 (+7.18s \| 11.6%)	53.49 (+8.38s \| 13.5%)	53.99 (+7.88s \| 12.7%)
Fly 200 Y	2:18.15	2:10.09 (+8.06s \| 5.8%)	2:05.39 (+12.76s \| 9.2%)	2:05.39 (+12.76s \| 9.2%)	2:01.69 (+16.46s \| 11.9%)	1:58.59 (+19.56s \| 14.2%)	1:59.39 (+18.76s \| 13.6%)
IM 200 Y	2:11.58	2:10.49 (+1.09s \| 0.8%)	2:06.39 (+5.19s \| 3.9%)	2:06.39 (+5.19s \| 3.9%)	2:02.19 (+9.39s \| 7.1%)	1:59.49 (+12.09s \| 9.2%)	2:00.59 (+10.99s \| 8.4%)
IM 400 Y	4:47.23	4:39.09 (+8.14s \| 2.8%)	4:30.69 (+16.54s \| 5.8%)	4:30.69 (+16.54s \| 5.8%)	4:21.69 (+25.54s \| 8.9%)	4:13.69 (+33.54s \| 11.7%)	4:15.19 (+32.04s \| 11.2%)

Long Course Distance

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

Progression

See how Serena Loo 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.

Select the distance and stroke

Compare with another swimmer

View this profile

Meets

See all the meets Serena Loo 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

ISCA January Classic 2026

01/16/2026

Hampton

100 Y Fly

1:01.87

-0.48s (New PB)

AA: 1:01.09 (+0.78s | 1.3%)

50 Fly

29.77

100 Fly

32.10

1:01.87

100 Fly

1:01.87

200 Y Back

2:14.57

+0.36s

AA: 2:13.29 (+1.28s | 1.0%)

50 Back

32.21

100 Back

34.09

1:06.30

100 Back

1:06.30

150 Back

34.34

1:40.64

200 Back

33.93

2:14.57

100 Back

1:08.27

50 Y Breast

31.93

+0.52s

50 Y Back

29.90

-0.09s (New PB)

100 Y Breast

1:06.94

-0.50s (New PB)

AAA

AAAA: 1:04.49 (+2.45s | 3.7%)

50 Breast

32.06

100 Breast

34.88

1:06.94

100 Breast

1:06.94

200 Y IM

2:12.81

+1.23s

AAA: 2:10.59 (+2.22s | 1.7%)

50 Fly

29.61

100 Back

35.01

1:04.62

100 IM

1:04.62

150 Breast

37.12

1:41.74

200 Free

31.07

2:12.81

100 IM

1:08.19

200 Y Breast

2:23.40

+1.82s

AAA

AAAA: 2:19.49 (+3.91s | 2.7%)

50 Breast

33.00

100 Breast

36.36

1:09.36

100 Breast

1:09.36

150 Breast

37.05

1:46.41

200 Breast

36.99

2:23.40

100 Breast

1:14.04

100 Y Back

1:04.25

-0.07s (New PB)

A: 1:04.09 (+0.16s | 0.2%)

50 Back

31.98

100 Back

32.27

1:04.25

100 Back

1:04.25

50 Y Fly

28.64

2026 NE NSSC Senior Championships

12/18/2025

Andover

50 Y Breast

31.41

-0.79s (New PB)

200 Y Breast

2:23.55

+1.97s

AAA

AAAA: 2:19.49 (+4.06s | 2.8%)

50 Breast

32.94

100 Breast

36.18

1:09.12

100 Breast

1:09.12

150 Breast

36.87

1:45.99

200 Breast

37.56

2:23.55

100 Breast

1:14.43

200 Y IM

2:11.58

-1.85s (New PB)

AAA: 2:10.59 (+0.99s | 0.8%)

50 Fly

29.39

100 Back

34.23

1:03.62

100 IM

1:03.62

150 Breast

37.67

1:41.29

200 Free

30.29

2:11.58

100 IM

1:07.96

2025 NE SHAWMUT Candy Cane Classic

12/11/2025

Cambridge

200 Y Free

2:00.06

-3.52s (New PB)

AAA: 1:57.09 (+2.97s | 2.5%)

50 Free

28.70

100 Free

30.55

59.25

100 Free

59.25

150 Free

30.52

1:29.77

200 Free

30.29

2:00.06

100 Free

1:00.81

100 Y Fly

1:02.35

AA: 1:01.09 (+1.26s | 2.0%)

50 Fly

29.45

100 Fly

32.90

1:02.35

100 Fly

1:02.35

200 Y Back

2:17.25

+3.04s

AA: 2:13.29 (+3.96s | 2.9%)

50 Back

33.19

100 Back

35.48

1:08.67

100 Back

1:08.67

150 Back

34.48

1:43.15

200 Back

34.10

2:17.25

100 Back

1:08.58

100 Y Back

1:04.32

-1.44s (New PB)

A: 1:04.09 (+0.23s | 0.4%)

50 Back

31.88

100 Back

32.44

1:04.32

100 Back

1:04.32

100 Y Free

56.04

-1.65s (New PB)

AAA: 53.99 (+2.05s | 3.7%)

50 Free

27.43

100 Free

28.61

56.04

100 Free

56.04

200 Y Breast

2:21.58

-3.53s (New PB)

AAA

AAAA: 2:19.49 (+2.09s | 1.5%)

50 Breast

32.50

100 Breast

35.97

1:08.47

100 Breast

1:08.47

150 Breast

36.38

1:44.85

200 Breast

36.73

2:21.58

100 Breast

1:13.11

2025 NE SAC Turkey Splash

11/15/2025

Worcester

400 Y IM

4:47.23

AAA: 4:38.99 (+8.24s | 2.9%)

50 Fly

31.39

100 Fly

35.48

1:06.87

100 Fly

1:06.87

150 Back

38.57

1:45.44

200 Back

37.47

2:22.91

100 Back

1:16.04

250 Breast

39.36

3:02.27

300 Breast

40.33

3:42.60

100 Breast

1:19.69

350 Free

33.26

4:15.86

400 Free

31.37

4:47.23

100 Free

1:04.63

200 Y Breast

2:25.11

-1.28s (New PB)

AAA

AAAA: 2:19.49 (+5.62s | 3.9%)

50 Breast

33.24

100 Breast

36.63

1:09.87

100 Breast

1:09.87

150 Breast

37.30

1:47.17

200 Breast

37.94

2:25.11

100 Breast

1:15.24

100 Y Breast

1:08.12

+0.68s

AAA: 1:07.49 (+0.63s | 0.9%)

50 Breast

32.63

100 Breast

35.48

1:08.11

100 Breast

1:08.11

200 Y Back

2:14.21

-1.58s (New PB)

AA: 2:13.29 (+0.92s | 0.7%)

50 Back

32.20

100 Back

34.58

1:06.78

100 Back

1:06.78

150 Back

33.86

1:40.64

200 Back

33.57

2:14.21

100 Back

1:07.43

50 Y Breast

32.20

200 Y IM

2:13.43

-2.20s (New PB)

AAA: 2:10.59 (+2.84s | 2.1%)

50 Fly

29.61

100 Back

34.79

1:04.40

100 IM

1:04.40

150 Breast

38.30

1:42.70

200 Free

30.73

2:13.43

100 IM

1:09.03

2025 NE SHAWMUT Pumpkin Splash Copied

10/25/2025

Kingston

100 Y Breast

1:11.60

+4.16s

AA: 1:10.59 (+1.01s | 1.4%)

50 Breast

34.51

100 Breast

37.09

1:11.60

100 Breast

1:11.60

200 Y Fly

2:18.15

AA: 2:16.19 (+1.96s | 1.4%)

50 Fly

30.74

100 Fly

35.08

1:05.82

100 Fly

1:05.82

150 Fly

36.27

1:42.09

200 Fly

36.06

2:18.15

100 Fly

1:12.33

200 Y IM

2:15.89

+0.26s

AAA: 2:10.59 (+5.30s | 3.9%)

50 Fly

30.38

100 Back

35.23

1:05.61

100 IM

1:05.61

150 Breast

39.36

1:44.97

200 Free

30.92

2:15.89

100 IM

1:10.28

200 Y Back

2:15.79

AA: 2:13.29 (+2.50s | 1.8%)

50 Back

33.03

100 Back

34.62

1:07.65

100 Back

1:07.65

150 Back

34.47

1:42.12

200 Back

33.67

2:15.79

100 Back

1:08.14

2025 NE SAC Spooktacular Copied

10/11/2025

Cambridge

200 Y Free

2:03.58

AA: 2:02.39 (+1.19s | 1.0%)

50 Free

29.26

100 Free

31.72

1:00.98

100 Free

1:00.98

150 Free

31.63

1:32.61

200 Free

30.97

2:03.58

100 Free

1:02.60

100 Y Breast

1:10.42

+2.98s

AAA: 1:07.49 (+2.93s | 4.2%)

50 Breast

33.97

100 Breast

36.45

1:10.42

100 Breast

1:10.42

100 Y Back

1:05.76

A: 1:04.09 (+1.67s | 2.5%)

50 Back

32.46

100 Back

33.30

1:05.76

100 Back

1:05.76

100 Y Free

57.69

AA: 56.49 (+1.20s | 2.1%)

50 Free

28.16

100 Free

29.53

57.69

100 Free

57.69

200 Y Breast

2:30.70

+4.31s

AAA: 2:26.19 (+4.51s | 3.0%)

50 Breast

35.31

100 Breast

38.05

1:13.36

100 Breast

1:13.36

150 Breast

39.12

1:52.48

200 Breast

38.22

2:30.70

100 Breast

1:17.34

50 Y Back

29.99

200 Y IM

2:15.64

+0.01s

AAA: 2:10.59 (+5.05s | 3.7%)

50 Fly

29.96

100 Back

35.72

1:05.68

100 IM

1:05.68

150 Breast

38.50

1:44.18

200 Free

31.46

2:15.64

100 IM

1:09.96

500 Y Free

5:29.07

AAA: 5:15.09 (+13.98s | 4.2%)

50 Free

30.11

100 Free

33.30

1:03.41

100 Free

1:03.41

150 Free

33.77

1:37.18

200 Free

33.66

2:10.84

100 Free

1:07.43

250 Free

33.88

2:44.72

300 Free

33.46

3:18.18

100 Free

1:07.34

350 Free

33.31

3:51.49

400 Free

33.59

4:25.08

100 Free

1:06.90

450 Free

32.57

4:57.65

500 Free

31.42

5:29.07

100 Free

1:03.99

50 Y Free

26.74

+0.55s

AA: 26.09 (+0.65s | 2.4%)

2025 MN RSC CZ North Section Spring Champions

03/13/2025

Rochester

100 Y Breast

1:07.44

AAA

AAAA: 1:04.49 (+2.95s | 4.4%)

50 Breast

32.33

100 Breast

35.11

1:07.44

100 Breast

1:07.44

50 Y Free

26.19

AA: 26.09 (+0.10s | 0.4%)

200 Y IM

2:15.63

AAA: 2:10.59 (+5.04s | 3.7%)

50 Fly

30.00

100 Back

35.57

1:05.57

100 IM

1:05.57

150 Breast

39.95

1:45.52

200 Free

30.11

2:15.63

100 IM

1:10.06

200 Y Breast

2:26.39

AAA: 2:26.19 (+0.20s | 0.1%)

50 Breast

33.41

100 Breast

36.72

1:10.13

100 Breast

1:10.13

150 Breast

37.67

1:47.80

200 Breast

38.59

2:26.39

100 Breast

1:16.26

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	26.19	24.89 (+1.30s \| 5.0%)	23.89 (+2.30s \| 8.8%)	23.89 (+2.30s \| 8.8%)	23.29 (+2.90s \| 11.1%)	22.59 (+3.60s \| 13.7%)	22.79 (+3.40s \| 13.0%)
Free 100 Y	56.04	53.99 (+2.05s \| 3.7%)	51.89 (+4.15s \| 7.4%)	51.89 (+4.15s \| 7.4%)	50.39 (+5.65s \| 10.1%)	49.29 (+6.75s \| 12.0%)	49.69 (+6.35s \| 11.3%)
Free 200 Y	2:00.06	1:56.29 (+3.77s \| 3.1%)	1:52.89 (+7.17s \| 6.0%)	1:52.29 (+7.77s \| 6.5%)	1:49.09 (+10.97s \| 9.1%)	1:46.69 (+13.37s \| 11.1%)	1:47.39 (+12.67s \| 10.6%)
Free 500 Y	5:29.07	5:10.69 (+18.38s \| 5.6%)	5:02.59 (+26.48s \| 8.0%)	5:02.59 (+26.48s \| 8.0%)	4:53.09 (+35.98s \| 10.9%)	4:45.99 (+43.08s \| 13.1%)	4:48.09 (+40.98s \| 12.5%)
Back 50 Y	29.90	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 Y	1:04.25	59.49 (+4.76s \| 7.4%)	57.09 (+7.16s \| 11.1%)	57.09 (+7.16s \| 11.1%)	55.09 (+9.16s \| 14.3%)	53.89 (+10.36s \| 16.1%)	54.49 (+9.76s \| 15.2%)
Back 200 Y	2:14.21	2:08.59 (+5.62s \| 4.2%)	2:04.19 (+10.02s \| 7.5%)	2:04.19 (+10.02s \| 7.5%)	1:59.39 (+14.82s \| 11.0%)	1:56.59 (+17.62s \| 13.1%)	1:57.69 (+16.52s \| 12.3%)
Breast 50 Y	31.41	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:06.94	1:07.59	1:05.49 (+1.45s \| 2.2%)	1:05.49 (+1.45s \| 2.2%)	1:03.09 (+3.85s \| 5.8%)	1:01.79 (+5.15s \| 7.7%)	1:02.79 (+4.15s \| 6.2%)
Breast 200 Y	2:21.58	2:28.19	2:22.69	2:22.69	2:17.19 (+4.39s \| 3.1%)	2:13.59 (+7.99s \| 5.6%)	2:15.49 (+6.09s \| 4.3%)
Fly 50 Y	28.64	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	1:01.87	59.19 (+2.68s \| 4.3%)	56.59 (+5.28s \| 8.5%)	56.59 (+5.28s \| 8.5%)	54.69 (+7.18s \| 11.6%)	53.49 (+8.38s \| 13.5%)	53.99 (+7.88s \| 12.7%)
Fly 200 Y	2:18.15	2:10.09 (+8.06s \| 5.8%)	2:05.39 (+12.76s \| 9.2%)	2:05.39 (+12.76s \| 9.2%)	2:01.69 (+16.46s \| 11.9%)	1:58.59 (+19.56s \| 14.2%)	1:59.39 (+18.76s \| 13.6%)
IM 200 Y	2:11.58	2:10.49 (+1.09s \| 0.8%)	2:06.39 (+5.19s \| 3.9%)	2:06.39 (+5.19s \| 3.9%)	2:02.19 (+9.39s \| 7.1%)	1:59.49 (+12.09s \| 9.2%)	2:00.59 (+10.99s \| 8.4%)
IM 400 Y	4:47.23	4:39.09 (+8.14s \| 2.8%)	4:30.69 (+16.54s \| 5.8%)	4:30.69 (+16.54s \| 5.8%)	4:21.69 (+25.54s \| 8.9%)	4:13.69 (+33.54s \| 11.7%)	4:15.19 (+32.04s \| 11.2%)