Nina Xu

Age: 10 years old
Age Category: 10 & under
Team: Blue Dolphin Swim Team | Pacific Northwest Swimming
Participation: 10 meets 23 events

Personal Best

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Northwest Swimming

Blue Dolphin Swim Team

Free 50 M

51.64

06/22/2024

B: 45.29 (+6.35s | 12.3%)

339

Back 50 M

50.70

07/11/2025

BB: 49.69 (+1.01s | 2.0%)

158

Breast 50 M

1:03.38

06/22/2024

B: 1:02.19 (+1.19s | 1.9%)

255

Breast 100 M

1:58.19

07/11/2025

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

103

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%)

136

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

43.76

03/29/2025

B: 39.79 (+3.97s | 9.1%)

357

Free 100 Y

1:38.38

06/20/2025

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

268

50 Free

45.24

100 Free

53.14

1:38.38

100 Free

1:38.38

Back 50 Y

48.38

03/29/2025

BB: 43.29 (+5.09s | 10.5%)

251

Back 100 Y

1:40.97

06/20/2025

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

152

50 Back

48.48

100 Back

52.49

1:40.97

100 Back

1:40.97

Breast 50 Y

50.46

03/29/2025

BB: 48.69 (+1.77s | 3.5%)

158

Breast 100 Y

1:50.72

01/25/2025

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

128

50 Breast

52.27

100 Breast

58.45

1:50.72

100 Breast

1:50.72

Fly 50 Y

52.02

03/29/2025

B: 48.39 (+3.63s | 7.0%)

231

IM 100 Y

1:39.76

06/20/2025

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

169

50 IM

46.21

100 IM

53.55

1:39.76

100 IM

1:39.76

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	43.76	24.89 (+18.87s \| 43.1%)	23.89 (+19.87s \| 45.4%)	23.89 (+19.87s \| 45.4%)	23.29 (+20.47s \| 46.8%)	22.59 (+21.17s \| 48.4%)	22.79 (+20.97s \| 47.9%)	30.89 (+12.87s \| 29.4%)
Free 100 Y	1:38.38	53.99 (+44.39s \| 45.1%)	51.89 (+46.49s \| 47.3%)	51.89 (+46.49s \| 47.3%)	50.39 (+47.99s \| 48.8%)	49.29 (+49.09s \| 49.9%)	49.69 (+48.69s \| 49.5%)	1:08.19 (+30.19s \| 30.7%)
Back 50 Y	48.38	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+11.89s \| 24.6%)
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	50.46	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+10.07s \| 20.0%)
Breast 100 Y	1:50.72	1:07.59 (+43.13s \| 39.0%)	1:05.49 (+45.23s \| 40.9%)	1:05.49 (+45.23s \| 40.9%)	1:03.09 (+47.63s \| 43.0%)	1:01.79 (+48.93s \| 44.2%)	1:02.79 (+47.93s \| 43.3%)	1:27.99 (+22.73s \| 20.5%)
Fly 50 Y	52.02	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+16.93s \| 32.5%)
IM 100 Y	1:39.76	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+22.07s \| 22.1%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	51.64	28.69 (+22.95s \| 44.4%)	27.39 (+24.25s \| 47.0%)	27.39 (+24.25s \| 47.0%)	26.89 (+24.75s \| 47.9%)	26.29 (+25.35s \| 49.1%)	26.59 (+25.05s \| 48.5%)	35.19 (+16.45s \| 31.9%)
Back 50 M	50.70	N/A	N/A	N/A	N/A	N/A	N/A	41.79 (+8.91s \| 17.6%)
Breast 50 M	1:03.38	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+17.19s \| 27.1%)
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

See how Nina Xu is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Nina'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 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 OCA July Jamboree Invitational

07/11/2025

Weyerhaeuser King County Aquatic Center 650 SW Campus Drive, Federal Way, Washington

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 Fly

52.76

BB: 48.09 (+4.67s | 8.9%)

50 M Back

50.70

BB: 49.69 (+1.01s | 2.0%)

2025 PN SRST StingRay Invitational

06/20/2025

Snohomish Aquatic Center 516 Maple Avenue, Snohomish, Washington

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 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 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 Aquatic Center 516 Maple Avenue, Snohomish, Washington

50 Y Back

48.38

-2.70s (New PB)

BB: 43.29 (+5.09s | 10.5%)

50 Y Free

43.76

B: 39.79 (+3.97s | 9.1%)

50 Y Breast

50.46

BB: 48.69 (+1.77s | 3.5%)

50 Y Fly

52.02

-3.64s (New PB)

B: 48.39 (+3.63s | 7.0%)

2025 PN IST Janurary Invitational

01/25/2025

Hazen High School Pool 1101 Hoquiam Avenue NE, Renton, Washington

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

50 Y Fly

55.66

-0.57s (New PB)

B: 48.39 (+7.27s | 13.1%)

50 Y Back

51.08

-4.09s (New PB)

B: 48.59 (+2.49s | 4.9%)

2024 PN IST Sockeye Sprints

09/28/2024

Snohomish Aquatic Center

100 Y Free

1:46.46

+0.00s

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%)

2024 PN IST Sockeye Sprints [RESULTS]

09/28/2024

50 Y Fly

56.23

+0.00s

B: 48.39 (+7.84s | 13.9%)

50 Y Back

55.17

+0.00s

B: 48.59 (+6.58s | 11.9%)

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

2024 PN IST June Invite [RESULTS]

06/22/2024

50 M Free

51.64

B: 45.29 (+6.35s | 12.3%)

50 M Breast

1:03.38

B: 1:02.19 (+1.19s | 1.9%)

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.