Nina Xu

Age: 10 years old
Age Category: 10 & under
Team: Blue Dolphin Swim Team | Pacific Northwest Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Northwest Swimming

Blue Dolphin Swim Team

Free 25 Y

18.95

06/20/2025

Free 50 Y

40.16

12/06/2025

B: 39.79 (+0.37s | 0.9%)

310

Free 100 Y

1:35.85

11/15/2025

B: 1:30.79 (+5.06s | 5.3%)

268

50 Free

43.64

100 Free

52.21

1:35.85

100 Free

1:35.85

Back 50 Y

43.82

12/06/2025

BB: 43.29 (+0.53s | 1.2%)

165

Back 100 Y

1:40.97

06/20/2025

BB: 1:33.99 (+6.98s | 6.9%)

174

50 Back

48.48

100 Back

52.49

1:40.97

100 Back

1:40.97

Breast 50 Y

46.09

12/06/2025

A: 42.79 (+3.30s | 7.2%)

Breast 100 Y

1:42.23

11/15/2025

A: 1:33.59 (+8.64s | 8.5%)

104

50 Breast

48.79

100 Breast

53.44

1:42.23

100 Breast

1:42.23

Fly 50 Y

44.33

12/06/2025

BB: 42.69 (+1.64s | 3.7%)

146

IM 100 Y

1:33.89

11/15/2025

BB: 1:33.19 (+0.70s | 0.7%)

132

50 IM

43.65

100 IM

50.24

1:33.89

100 IM

1:33.89

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Northwest Swimming

Blue Dolphin Swim Team

Back 50 M

50.70

07/11/2025

BB: 49.69 (+1.01s | 2.0%)

106

Breast 100 M

1:58.19

07/11/2025

A: 1:48.39 (+9.80s | 8.3%)

50 Breast

56.77

100 Breast

1:01.42

1:58.19

100 Breast

1:58.19

Fly 50 M

52.76

07/11/2025

BB: 48.09 (+4.67s | 8.9%)

Above are the fastest times that Nina Xu has achieved in her swimming career. For each event, you can find Nina's best time, the corresponding time standard, as well as how much faster Nina needs to be to reach the next level. The last columns provide Nina rankings at the team and LSC levels. These rankings are based on the Nina'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	40.16	24.89 (+15.27s \| 38.0%)	23.89 (+16.27s \| 40.5%)	23.89 (+16.27s \| 40.5%)	23.29 (+16.87s \| 42.0%)	22.59 (+17.57s \| 43.8%)	22.79 (+17.37s \| 43.3%)	30.89 (+9.27s \| 23.1%)
Free 100 Y	1:35.85	53.99 (+41.86s \| 43.7%)	51.89 (+43.96s \| 45.9%)	51.89 (+43.96s \| 45.9%)	50.39 (+45.46s \| 47.4%)	49.29 (+46.56s \| 48.6%)	49.69 (+46.16s \| 48.2%)	1:08.19 (+27.66s \| 28.9%)
Back 50 Y	43.82	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+7.33s \| 16.7%)
Back 100 Y	1:40.97	59.49 (+41.48s \| 41.1%)	57.09 (+43.88s \| 43.5%)	57.09 (+43.88s \| 43.5%)	55.09 (+45.88s \| 45.4%)	53.89 (+47.08s \| 46.6%)	54.49 (+46.48s \| 46.0%)	1:17.89 (+23.08s \| 22.9%)
Breast 50 Y	46.09	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+5.70s \| 12.4%)
Breast 100 Y	1:42.23	1:07.59 (+34.64s \| 33.9%)	1:05.49 (+36.74s \| 35.9%)	1:05.49 (+36.74s \| 35.9%)	1:03.09 (+39.14s \| 38.3%)	1:01.79 (+40.44s \| 39.6%)	1:02.79 (+39.44s \| 38.6%)	1:27.99 (+14.24s \| 13.9%)
Fly 50 Y	44.33	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+9.24s \| 20.8%)
IM 100 Y	1:33.89	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+16.20s \| 17.3%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Back 50 M	50.70	N/A	N/A	N/A	N/A	N/A	N/A	41.79 (+8.91s \| 17.6%)
Breast 100 M	1:58.19	1:18.79 (+39.40s \| 33.3%)	1:15.99 (+42.20s \| 35.7%)	1:15.99 (+42.20s \| 35.7%)	1:13.79 (+44.40s \| 37.6%)	1:12.19 (+46.00s \| 38.9%)	1:13.29 (+44.90s \| 38.0%)	1:41.49 (+16.70s \| 14.1%)
Fly 50 M	52.76	N/A	N/A	N/A	N/A	N/A	N/A	39.69 (+13.07s \| 24.8%)

Progression

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Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 PN 14 Under Short Course Champs APPROVED

12/12/2025

Federal Way

50 Y Back

44.78

+0.96s

BB: 43.29 (+1.49s | 3.3%)

2025 PN Fall Divisionals, Division 3 WAVE

12/06/2025

Kirkland

100 Y IM

1:35.49

+1.60s

BB: 1:33.19 (+2.30s | 2.4%)

50 IM

43.38

100 IM

52.11

1:35.49

100 IM

1:35.49

50 Y Breast

46.09

-4.37s (New PB)

A: 42.79 (+3.30s | 7.2%)

50 Y Back

43.82

-4.56s (New PB)

BB: 43.29 (+0.53s | 1.2%)

50 Y Free

40.16

-3.60s (New PB)

B: 39.79 (+0.37s | 0.9%)

50 Y Fly

44.33

-7.69s (New PB)

BB: 42.69 (+1.64s | 3.7%)

2025 PN IST November Invitational

11/15/2025

Snohomish

100 Y Free

1:35.85

-2.53s (New PB)

B: 1:30.79 (+5.06s | 5.3%)

50 Free

43.64

100 Free

52.21

1:35.85

100 Free

1:35.85

100 Y Breast

1:42.23

-8.49s (New PB)

A: 1:33.59 (+8.64s | 8.5%)

50 Breast

48.79

100 Breast

53.44

1:42.23

100 Breast

1:42.23

100 Y IM

1:33.89

-5.87s (New PB)

BB: 1:33.19 (+0.70s | 0.7%)

50 IM

43.65

100 IM

50.24

1:33.89

100 IM

1:33.89

2025 PN OCA July Jamboree Invitational

07/11/2025

Federal Way

100 M Breast

1:58.19

A: 1:48.39 (+9.80s | 8.3%)

50 Breast

56.77

100 Breast

1:01.42

1:58.19

100 Breast

1:58.19

50 M Back

50.70

BB: 49.69 (+1.01s | 2.0%)

50 M Fly

52.76

BB: 48.09 (+4.67s | 8.9%)

2025 PN SRST StingRay Invitational

06/20/2025

Snohomish

100 Y Back

1:40.97

BB: 1:33.99 (+6.98s | 6.9%)

50 Back

48.48

100 Back

52.49

1:40.97

100 Back

1:40.97

25 Y Free

18.95

100 Y Free

1:38.38

-8.08s (New PB)

B: 1:30.79 (+7.59s | 7.7%)

50 Free

45.24

100 Free

53.14

1:38.38

100 Free

1:38.38

100 Y IM

1:39.76

BB: 1:33.19 (+6.57s | 6.6%)

50 IM

46.21

100 IM

53.55

1:39.76

100 IM

1:39.76

2025 PN Spring Finale, Division 2

03/29/2025

Snohomish

50 Y Fly

52.02

-3.64s (New PB)

B: 48.39 (+3.63s | 7.0%)

50 Y Breast

50.46

BB: 48.69 (+1.77s | 3.5%)

50 Y Free

43.76

B: 39.79 (+3.97s | 9.1%)

50 Y Back

48.38

-2.70s (New PB)

BB: 43.29 (+5.09s | 10.5%)

2025 PN IST Janurary Invitational

01/25/2025

Renton

50 Y Back

51.08

-4.09s (New PB)

B: 48.59 (+2.49s | 4.9%)

50 Y Fly

55.66

-0.57s (New PB)

B: 48.39 (+7.27s | 13.1%)

100 Y Free

1:50.63

+4.17s

B: 1:30.79 (+19.84s | 17.9%)

50 Free

52.04

100 Free

58.59

1:50.63

100 Free

1:50.63

100 Y Breast

1:50.72

BB: 1:46.89 (+3.83s | 3.5%)

50 Breast

52.27

100 Breast

58.45

1:50.72

100 Breast

1:50.72

2024 PN IST Sockeye Sprints

09/28/2024

Snohomish

100 Y Free

1:46.46

B: 1:30.79 (+15.67s | 14.7%)

50 Free

47.55

100 Free

58.91

1:46.46

100 Free

1:46.46

50 Y Back

55.17

B: 48.59 (+6.58s | 11.9%)

50 Y Fly

56.23

B: 48.39 (+7.84s | 13.9%)

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.