Isaac Xu

Age: 12 years old
Age Category: 11-12
Team: Nashville Aquatic Club | Southeastern Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Nashville Aquatic Club

Southeastern Swimming

Southern Zone

USA

Free 50 Y

30.53

02/21/2026

BB: 30.49 (+0.04s | 0.1%)

857

1,000+

Free 200 Y

2:21.28

Analysis

02/21/2026

A: 2:13.69 (+7.59s | 5.4%)

401

1,000+

50 Free

33.34

100 Free

36.36

1:09.70

100 Free

1:09.70

150 Free

37.21

1:46.91

200 Free

34.37

2:21.28

100 Free

1:11.58

Back 100 Y

1:19.34

Analysis

02/21/2026

BB: 1:15.69 (+3.65s | 4.6%)

698

1,000+

50 Back

39.01

100 Back

40.33

1:19.34

100 Back

1:19.34

Breast 50 Y

39.58

02/21/2026

A: 36.69 (+2.89s | 7.3%)

413

1,000+

Breast 100 Y

1:27.18

Analysis

02/21/2026

BB: 1:25.49 (+1.69s | 1.9%)

463

1,000+

50 Breast

41.37

100 Breast

45.81

1:27.18

100 Breast

1:27.18

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Nashville Aquatic Club

Southeastern Swimming

Southern Zone

USA

Free 50 M

34.40

07/17/2026

A: 32.09 (+2.31s | 6.7%)

818

1,000+

Free 100 M

1:15.24

Analysis

04/18/2026

A: 1:10.39 (+4.85s | 6.4%)

690

1,000+

50 Free

36.44

100 Free

38.80

1:15.24

100 Free

1:15.24

Free 200 M

2:34.85

Analysis

07/17/2026

A: 2:33.59 (+1.26s | 0.8%)

341

969

50 Free

35.03

100 Free

40.72

1:15.75

100 Free

1:15.75

150 Free

39.79

1:55.54

200 Free

39.31

2:34.85

100 Free

1:19.10

Free 400 M

5:38.52

Analysis

05/16/2026

A: 5:26.69 (+11.83s | 3.5%)

386

1,000+

50 Free

39.26

100 Free

42.57

1:21.83

100 Free

1:21.83

150 Free

43.25

2:05.08

200 Free

43.12

2:48.20

100 Free

1:26.37

250 Free

43.00

3:31.20

300 Free

43.00

4:14.20

100 Free

1:26.00

350 Free

42.81

4:57.01

400 Free

41.51

5:38.52

100 Free

1:24.32

Back 50 M

42.76

04/18/2026

BB: 41.09 (+1.67s | 3.9%)

858

1,000+

Back 100 M

1:33.24

Analysis

04/18/2026

BB: 1:29.59 (+3.65s | 3.9%)

819

1,000+

50 Back

45.70

100 Back

47.54

1:33.24

100 Back

1:33.24

Breast 50 M

43.93

07/17/2026

A: 41.99 (+1.94s | 4.4%)

375

1,000+

Breast 100 M

1:33.80

Analysis

07/17/2026

A: 1:31.29 (+2.51s | 2.7%)

259

806

50 Breast

45.08

100 Breast

48.72

1:33.80

100 Breast

1:33.80

IM 200 M

3:06.03

Analysis

05/16/2026

A: 2:53.69 (+12.34s | 6.6%)

529

1,000+

50 Fly

45.97

100 Back

47.98

1:33.95

100 IM

1:33.95

150 Breast

51.99

2:25.94

200 Free

40.09

3:06.03

100 IM

1:32.08

Above are the fastest times that Isaac Xu has achieved in his swimming career. For each event, you can find Isaac's best time, the corresponding time standard, as well as how much faster Isaac needs to be to reach the next level. The last columns provide Isaac rankings at the team and LSC levels. These rankings are based on the Isaac'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	30.53	22.19 (+8.34s \| 27.3%)	21.29 (+9.24s \| 30.3%)	21.29 (+9.24s \| 30.3%)	20.59 (+9.94s \| 32.6%)	20.09 (+10.44s \| 34.2%)	20.39 (+10.14s \| 33.2%)	27.49 (+3.04s \| 10.0%)
Free 200 Y	2:21.28	1:45.79 (+35.49s \| 25.1%)	1:41.59 (+39.69s \| 28.1%)	1:41.59 (+39.69s \| 28.1%)	1:38.79 (+42.49s \| 30.1%)	1:36.49 (+44.79s \| 31.7%)	1:38.09 (+43.19s \| 30.6%)	2:09.19 (+12.09s \| 8.6%)
Back 100 Y	1:19.34	53.89 (+25.45s \| 32.1%)	51.49 (+27.85s \| 35.1%)	51.49 (+27.85s \| 35.1%)	49.39 (+29.95s \| 37.7%)	47.59 (+31.75s \| 40.0%)	48.89 (+30.45s \| 38.4%)	1:07.49 (+11.85s \| 14.9%)
Breast 50 Y	39.58	27.69 (+11.89s \| 30.0%)	N/A	N/A	N/A	N/A	N/A	35.49 (+4.09s \| 10.3%)
Breast 100 Y	1:27.18	1:00.89 (+26.29s \| 30.2%)	57.99 (+29.19s \| 33.5%)	57.99 (+29.19s \| 33.5%)	55.89 (+31.29s \| 35.9%)	54.19 (+32.99s \| 37.8%)	55.29 (+31.89s \| 36.6%)	1:15.89 (+11.29s \| 13.0%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	34.40	25.89 (+8.51s \| 24.7%)	24.59 (+9.81s \| 28.5%)	24.59 (+9.81s \| 28.5%)	24.29 (+10.11s \| 29.4%)	23.39 (+11.01s \| 32.0%)	23.79 (+10.61s \| 30.8%)	31.49 (+2.91s \| 8.5%)
Free 100 M	1:15.24	56.09 (+19.15s \| 25.5%)	53.59 (+21.65s \| 28.8%)	53.59 (+21.65s \| 28.8%)	52.59 (+22.65s \| 30.1%)	50.99 (+24.25s \| 32.2%)	51.99 (+23.25s \| 30.9%)	1:07.49 (+7.75s \| 10.3%)
Free 200 M	2:34.85	2:03.09 (+31.76s \| 20.5%)	1:57.79 (+37.06s \| 23.9%)	1:57.79 (+37.06s \| 23.9%)	1:55.49 (+39.36s \| 25.4%)	1:52.19 (+42.66s \| 27.5%)	1:54.09 (+40.76s \| 26.3%)	2:26.99 (+7.86s \| 5.1%)
Free 400 M	5:38.52	4:21.09 (+77.43s \| 22.9%)	4:09.99 (+88.53s \| 26.2%)	4:09.99 (+88.53s \| 26.2%)	4:05.29 (+93.23s \| 27.5%)	3:59.29 (+99.23s \| 29.3%)	4:02.79 (+95.73s \| 28.3%)	N/A
Back 50 M	42.76	29.29 (+13.47s \| 31.5%)	N/A	N/A	N/A	N/A	N/A	36.79 (+5.97s \| 14.0%)
Back 100 M	1:33.24	1:03.29 (+29.95s \| 32.1%)	1:00.59 (+32.65s \| 35.0%)	1:00.59 (+32.65s \| 35.0%)	58.89 (+34.35s \| 36.8%)	57.29 (+35.95s \| 38.6%)	58.19 (+35.05s \| 37.6%)	1:18.49 (+14.75s \| 15.8%)
Breast 50 M	43.93	32.89 (+11.04s \| 25.1%)	N/A	N/A	N/A	N/A	N/A	40.39 (+3.54s \| 8.1%)
Breast 100 M	1:33.80	1:11.29 (+22.51s \| 24.0%)	1:08.19 (+25.61s \| 27.3%)	1:08.19 (+25.61s \| 27.3%)	1:06.59 (+27.21s \| 29.0%)	1:04.09 (+29.71s \| 31.7%)	1:05.29 (+28.51s \| 30.4%)	1:27.69 (+6.11s \| 6.5%)
IM 200 M	3:06.03	2:18.39 (+47.64s \| 25.6%)	2:12.79 (+53.24s \| 28.6%)	2:12.79 (+53.24s \| 28.6%)	2:09.59 (+56.44s \| 30.3%)	2:05.79 (+60.24s \| 32.4%)	2:08.19 (+57.84s \| 31.1%)	2:48.19 (+17.84s \| 9.6%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 SE Southeastern Summer LC Championships

07/17/2026

Huntsville

50 M Free

34.40

-1.18s (New PB)

A: 32.09 (+2.31s | 6.7%)

200 M Free

2:34.85

-7.57s (New PB)

A: 2:33.59 (+1.26s | 0.8%)

50 Free

35.03

100 Free

40.72

1:15.75

100 Free

1:15.75

150 Free

39.79

1:55.54

200 Free

39.31

2:34.85

100 Free

1:19.10

50 M Breast

43.93

-1.46s (New PB)

A: 41.99 (+1.94s | 4.4%)

100 M Breast

1:33.80

-4.43s (New PB)

A: 1:31.29 (+2.51s | 2.7%)

50 Breast

45.08

100 Breast

48.72

1:33.80

100 Breast

1:33.80

NAC LC May Classic

05/16/2026

Nashville

200 M IM

3:06.03

A: 2:53.69 (+12.34s | 6.6%)

50 Fly

45.97

100 Back

47.98

1:33.95

100 IM

1:33.95

150 Breast

51.99

2:25.94

200 Free

40.09

3:06.03

100 IM

1:32.08

400 M Free

5:38.52

A: 5:26.69 (+11.83s | 3.5%)

50 Free

39.26

100 Free

42.57

1:21.83

100 Free

1:21.83

150 Free

43.25

2:05.08

200 Free

43.12

2:48.20

100 Free

1:26.37

250 Free

43.00

3:31.20

300 Free

43.00

4:14.20

100 Free

1:26.00

350 Free

42.81

4:57.01

400 Free

41.51

5:38.52

100 Free

1:24.32

50 M Breast

45.39

-0.84s (New PB)

A: 41.99 (+3.40s | 7.5%)

HSA April LC Meet

04/18/2026

Huntsville

100 M Free

1:15.24

A: 1:10.39 (+4.85s | 6.4%)

50 Free

36.44

100 Free

38.80

1:15.24

100 Free

1:15.24

100 M Breast

1:38.23

A: 1:31.29 (+6.94s | 7.1%)

50 Breast

47.93

100 Breast

50.30

1:38.23

100 Breast

1:38.23

50 M Breast

46.23

BB: 45.89 (+0.34s | 0.7%)

50 M Free

35.58

BB: 34.79 (+0.79s | 2.2%)

200 M Free

2:42.42

A: 2:33.59 (+8.83s | 5.4%)

50 Free

37.35

100 Free

41.71

1:19.06

100 Free

1:19.06

150 Free

42.32

2:01.38

200 Free

41.04

2:42.42

100 Free

1:23.36

50 M Back

42.76

BB: 41.09 (+1.67s | 3.9%)

100 M Back

1:33.24

BB: 1:29.59 (+3.65s | 3.9%)

50 Back

45.70

100 Back

47.54

1:33.24

100 Back

1:33.24

2026 SES Region 1 8 And Under Championships

02/21/2026

Nashville

200 Y Free

2:21.28

A: 2:13.69 (+7.59s | 5.4%)

50 Free

33.34

100 Free

36.36

1:09.70

100 Free

1:09.70

150 Free

37.21

1:46.91

200 Free

34.37

2:21.28

100 Free

1:11.58

50 Y Free

30.53

BB: 30.49 (+0.04s | 0.1%)

100 Y Breast

1:27.18

BB: 1:25.49 (+1.69s | 1.9%)

50 Breast

41.37

100 Breast

45.81

1:27.18

100 Breast

1:27.18

50 Y Breast

39.58

A: 36.69 (+2.89s | 7.3%)

100 Y Back

1:19.34

BB: 1:15.69 (+3.65s | 4.6%)

50 Back

39.01

100 Back

40.33

1:19.34

100 Back

1:19.34

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	30.53	22.19 (+8.34s \| 27.3%)	21.29 (+9.24s \| 30.3%)	21.29 (+9.24s \| 30.3%)	20.59 (+9.94s \| 32.6%)	20.09 (+10.44s \| 34.2%)	20.39 (+10.14s \| 33.2%)	27.49 (+3.04s \| 10.0%)
Free 200 Y	2:21.28	1:45.79 (+35.49s \| 25.1%)	1:41.59 (+39.69s \| 28.1%)	1:41.59 (+39.69s \| 28.1%)	1:38.79 (+42.49s \| 30.1%)	1:36.49 (+44.79s \| 31.7%)	1:38.09 (+43.19s \| 30.6%)	2:09.19 (+12.09s \| 8.6%)
Back 100 Y	1:19.34	53.89 (+25.45s \| 32.1%)	51.49 (+27.85s \| 35.1%)	51.49 (+27.85s \| 35.1%)	49.39 (+29.95s \| 37.7%)	47.59 (+31.75s \| 40.0%)	48.89 (+30.45s \| 38.4%)	1:07.49 (+11.85s \| 14.9%)
Breast 50 Y	39.58	27.69 (+11.89s \| 30.0%)	N/A	N/A	N/A	N/A	N/A	35.49 (+4.09s \| 10.3%)
Breast 100 Y	1:27.18	1:00.89 (+26.29s \| 30.2%)	57.99 (+29.19s \| 33.5%)	57.99 (+29.19s \| 33.5%)	55.89 (+31.29s \| 35.9%)	54.19 (+32.99s \| 37.8%)	55.29 (+31.89s \| 36.6%)	1:15.89 (+11.29s \| 13.0%)

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	34.40	25.89 (+8.51s \| 24.7%)	24.59 (+9.81s \| 28.5%)	24.59 (+9.81s \| 28.5%)	24.29 (+10.11s \| 29.4%)	23.39 (+11.01s \| 32.0%)	23.79 (+10.61s \| 30.8%)	31.49 (+2.91s \| 8.5%)
Free 100 M	1:15.24	56.09 (+19.15s \| 25.5%)	53.59 (+21.65s \| 28.8%)	53.59 (+21.65s \| 28.8%)	52.59 (+22.65s \| 30.1%)	50.99 (+24.25s \| 32.2%)	51.99 (+23.25s \| 30.9%)	1:07.49 (+7.75s \| 10.3%)
Free 200 M	2:34.85	2:03.09 (+31.76s \| 20.5%)	1:57.79 (+37.06s \| 23.9%)	1:57.79 (+37.06s \| 23.9%)	1:55.49 (+39.36s \| 25.4%)	1:52.19 (+42.66s \| 27.5%)	1:54.09 (+40.76s \| 26.3%)	2:26.99 (+7.86s \| 5.1%)
Free 400 M	5:38.52	4:21.09 (+77.43s \| 22.9%)	4:09.99 (+88.53s \| 26.2%)	4:09.99 (+88.53s \| 26.2%)	4:05.29 (+93.23s \| 27.5%)	3:59.29 (+99.23s \| 29.3%)	4:02.79 (+95.73s \| 28.3%)	N/A
Back 50 M	42.76	29.29 (+13.47s \| 31.5%)	N/A	N/A	N/A	N/A	N/A	36.79 (+5.97s \| 14.0%)
Back 100 M	1:33.24	1:03.29 (+29.95s \| 32.1%)	1:00.59 (+32.65s \| 35.0%)	1:00.59 (+32.65s \| 35.0%)	58.89 (+34.35s \| 36.8%)	57.29 (+35.95s \| 38.6%)	58.19 (+35.05s \| 37.6%)	1:18.49 (+14.75s \| 15.8%)
Breast 50 M	43.93	32.89 (+11.04s \| 25.1%)	N/A	N/A	N/A	N/A	N/A	40.39 (+3.54s \| 8.1%)
Breast 100 M	1:33.80	1:11.29 (+22.51s \| 24.0%)	1:08.19 (+25.61s \| 27.3%)	1:08.19 (+25.61s \| 27.3%)	1:06.59 (+27.21s \| 29.0%)	1:04.09 (+29.71s \| 31.7%)	1:05.29 (+28.51s \| 30.4%)	1:27.69 (+6.11s \| 6.5%)
IM 200 M	3:06.03	2:18.39 (+47.64s \| 25.6%)	2:12.79 (+53.24s \| 28.6%)	2:12.79 (+53.24s \| 28.6%)	2:09.59 (+56.44s \| 30.3%)	2:05.79 (+60.24s \| 32.4%)	2:08.19 (+57.84s \| 31.1%)	2:48.19 (+17.84s \| 9.6%)