Stella Zhao

Age: 9 years old
Age Category: 10 & under
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Palo Alto Stanford Aquatics

Free 50 Y

37.57

02/22/2025

BB: 35.99 (+1.58s | 4.2%)

308

Free 100 Y

1:20.13

10/25/2025

A: 1:11.49 (+8.64s | 10.8%)

172

Free 200 Y

2:59.58

10/25/2025

A: 2:38.39 (+21.19s | 11.8%)

135

50 Free

39.86

100 Free

46.41

1:26.27

100 Free

1:26.27

150 Free

48.45

2:14.72

200 Free

44.86

2:59.58

100 Free

1:33.31

Back 25 Y

22.12

10/26/2024

172

Back 50 Y

41.84

01/11/2025

A: 37.99 (+3.85s | 9.2%)

150

Back 100 Y

1:28.95

03/22/2025

A: 1:22.29 (+6.66s | 7.5%)

109

50 Back

44.04

100 Back

44.91

1:28.95

100 Back

1:28.95

Breast 25 Y

26.66

10/26/2024

294

Breast 50 Y

52.70

03/22/2025

BB: 48.69 (+4.01s | 7.6%)

416

Breast 100 Y

1:43.45

10/25/2025

A: 1:33.59 (+9.86s | 9.5%)

149

Fly 25 Y

23.92

10/26/2024

301

Fly 50 Y

41.72

10/25/2025

A: 36.99 (+4.73s | 11.3%)

184

IM 100 Y

1:33.15

10/25/2025

A: 1:22.09 (+11.06s | 11.9%)

223

Long course distance

Event	Time	Age	Date	Standard	Next Standard	Pacific Swimming	Palo Alto Stanford Aquatics
Free 50 M	42.12	9	06/06/2025	B	BB: 40.89 (+1.23s \| 2.9%)	171	23

Free 100 M	1:33.63	9	06/27/2025	B	BB: 1:32.99 (+0.64s \| 0.7%)	137	14

Back 50 M	48.03	9	06/06/2025	BB	A: 43.59 (+4.44s \| 9.2%)	109	14

Back 100 M	1:39.07	9	06/06/2025	BB	A: 1:34.59 (+4.48s \| 4.5%)	59	7

Breast 50 M	53.65	9	05/17/2025	BB	A: 48.79 (+4.86s \| 9.1%)	97	12

Fly 50 M	48.30	9	05/17/2025	B	BB: 48.09 (+0.21s \| 0.4%)	109	14

Above are the fastest times that Stella Zhao has achieved in her swimming career. For each event, you can find Stella's best time, the corresponding time standard, as well as how much faster Stella needs to be to reach the next level. The last columns provide Stella rankings at the team and LSC levels. These rankings are based on the Stella'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	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	SouthWestern Age Group Regional
Free 50 Y	37.57	31.39 (+6.18s \| 16.4%)	30.59 (+6.98s \| 18.6%)	29.99 (+7.58s \| 20.2%)	27.69 (+9.88s \| 26.3%)	26.09 (+11.48s \| 30.6%)	24.89 (+12.68s \| 33.8%)	23.89 (+13.68s \| 36.4%)	23.89 (+13.68s \| 36.4%)	23.29 (+14.28s \| 38.0%)	22.59 (+14.98s \| 39.9%)	22.79 (+14.78s \| 39.3%)	N/A	30.89 (+6.68s \| 17.8%)
Free 100 Y	1:20.13	1:10.49 (+9.64s \| 12.0%)	1:08.09 (+12.04s \| 15.0%)	1:04.99 (+15.14s \| 18.9%)	59.99 (+20.14s \| 25.1%)	56.59 (+23.54s \| 29.4%)	53.99 (+26.14s \| 32.6%)	51.89 (+28.24s \| 35.2%)	51.89 (+28.24s \| 35.2%)	50.39 (+29.74s \| 37.1%)	49.29 (+30.84s \| 38.5%)	49.69 (+30.44s \| 38.0%)	N/A	1:08.19 (+11.94s \| 14.9%)
Free 200 Y	2:59.58	2:35.59 (+23.99s \| 13.4%)	2:29.49 (+30.09s \| 16.8%)	2:19.99 (+39.59s \| 22.0%)	2:09.29 (+50.29s \| 28.0%)	2:02.69 (+56.89s \| 31.7%)	1:56.29 (+63.29s \| 35.2%)	1:52.89 (+66.69s \| 37.1%)	1:52.29 (+67.29s \| 37.5%)	1:49.09 (+70.49s \| 39.3%)	1:46.69 (+72.89s \| 40.6%)	1:47.39 (+72.19s \| 40.2%)	N/A	2:29.09 (+30.49s \| 17.0%)
Back 50 Y	41.84	36.69 (+5.15s \| 12.3%)	35.49 (+6.35s \| 15.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+5.35s \| 12.8%)
Back 100 Y	1:28.95	1:19.29 (+9.66s \| 10.9%)	1:17.09 (+11.86s \| 13.3%)	1:10.79 (+18.16s \| 20.4%)	1:05.39 (+23.56s \| 26.5%)	1:01.39 (+27.56s \| 31.0%)	59.49 (+29.46s \| 33.1%)	57.09 (+31.86s \| 35.8%)	57.09 (+31.86s \| 35.8%)	55.09 (+33.86s \| 38.1%)	53.89 (+35.06s \| 39.4%)	54.49 (+34.46s \| 38.7%)	N/A	1:17.89 (+11.06s \| 12.4%)
Breast 50 Y	52.70	41.69 (+11.01s \| 20.9%)	40.29 (+12.41s \| 23.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+12.31s \| 23.4%)
Breast 100 Y	1:43.45	1:31.89 (+11.56s \| 11.2%)	1:28.99 (+14.46s \| 14.0%)	1:21.99 (+21.46s \| 20.7%)	1:15.69 (+27.76s \| 26.8%)	1:10.49 (+32.96s \| 31.9%)	1:07.59 (+35.86s \| 34.7%)	1:05.49 (+37.96s \| 36.7%)	1:05.49 (+37.96s \| 36.7%)	1:03.09 (+40.36s \| 39.0%)	1:01.79 (+41.66s \| 40.3%)	1:02.79 (+40.66s \| 39.3%)	N/A	1:27.99 (+15.46s \| 14.9%)
Fly 50 Y	41.72	36.19 (+5.53s \| 13.3%)	33.99 (+7.73s \| 18.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+6.63s \| 15.9%)
IM 100 Y	1:33.15	1:20.09 (+13.06s \| 14.0%)	1:17.09 (+16.06s \| 17.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+15.46s \| 16.6%)

Long Course Distance

Event	Best Time	Age Group Championship	Far Western	Senior Open	Senior 2	Western Zone Sr.	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	NATIONAL	U.S Olympic Team Trials	SouthWestern Age Group Regional
Free 50 M	42.12	35.59 (+6.53s \| 15.5%)	34.79 (+7.33s \| 17.4%)	34.29 (+7.83s \| 18.6%)	31.69 (+10.43s \| 24.8%)	29.89 (+12.23s \| 29.0%)	28.69 (+13.43s \| 31.9%)	27.39 (+14.73s \| 35.0%)	27.39 (+14.73s \| 35.0%)	26.89 (+15.23s \| 36.2%)	26.29 (+15.83s \| 37.6%)	26.59 (+15.53s \| 36.9%)	N/A	25.69 (+16.43s \| 39.0%)	35.19 (+6.93s \| 16.5%)
Free 100 M	1:33.63	1:20.19 (+13.44s \| 14.4%)	1:17.59 (+16.04s \| 17.1%)	1:14.09 (+19.54s \| 20.9%)	1:08.39 (+25.24s \| 27.0%)	1:04.99 (+28.64s \| 30.6%)	1:01.89 (+31.74s \| 33.9%)	59.29 (+34.34s \| 36.7%)	59.29 (+34.34s \| 36.7%)	58.19 (+35.44s \| 37.9%)	56.99 (+36.64s \| 39.1%)	57.59 (+36.04s \| 38.5%)	N/A	55.79 (+37.84s \| 40.4%)	1:17.49 (+16.14s \| 17.2%)
Back 50 M	48.03	42.89 (+5.14s \| 10.7%)	40.49 (+7.54s \| 15.7%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	41.79 (+6.24s \| 13.0%)
Back 100 M	1:39.07	1:32.69 (+6.38s \| 6.4%)	1:26.79 (+12.28s \| 12.4%)	1:22.29 (+16.78s \| 16.9%)	1:15.99 (+23.08s \| 23.3%)	1:11.79 (+27.28s \| 27.5%)	1:09.49 (+29.58s \| 29.9%)	1:06.79 (+32.28s \| 32.6%)	1:06.79 (+32.28s \| 32.6%)	1:04.79 (+34.28s \| 34.6%)	1:03.69 (+35.38s \| 35.7%)	1:04.39 (+34.68s \| 35.0%)	N/A	1:01.89 (+37.18s \| 37.5%)	1:30.29 (+8.78s \| 8.9%)
Breast 50 M	53.65	47.49 (+6.16s \| 11.5%)	45.89 (+7.76s \| 14.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+7.46s \| 13.9%)
Fly 50 M	48.30	40.79 (+7.51s \| 15.5%)	38.49 (+9.81s \| 20.3%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	39.69 (+8.61s \| 17.8%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

TYR BAC SPOOKY FALL CLASSIC

10/25/2025

Burlingame

100 Y Free

1:20.13

A: 1:11.49 (+8.64s | 10.8%)

50 Y Back

42.18

+0.34s

A: 37.99 (+4.19s | 9.9%)

100 Y Breast

1:43.45

A: 1:33.59 (+9.86s | 9.5%)

200 Y Free

2:59.58

A: 2:38.39 (+21.19s | 11.8%)

50 Free

39.86

100 Free

46.41

1:26.27

100 Free

1:26.27

150 Free

48.45

2:14.72

200 Free

44.86

2:59.58

100 Free

1:33.31

50 Y Fly

41.72

-2.22s (New PB)

A: 36.99 (+4.73s | 11.3%)

100 Y IM

1:33.15

-2.37s (New PB)

A: 1:22.09 (+11.06s | 11.9%)

2025 PASA Summer Palooza

07/20/2025

palo alto

50 Y Fly

43.94

-0.88s (New PB)

BB: 42.69 (+1.25s | 2.8%)

50 Y Back

41.90

+0.06s

A: 37.99 (+3.91s | 9.3%)

50 Y Free

38.08

+0.51s

BB: 35.99 (+2.09s | 5.5%)

Silicon Valley LC CBA+ Meet

06/27/2025

Sunnyvale

100 M Back

1:41.51

+2.44s

A: 1:34.59 (+6.92s | 6.8%)

50 M Free

42.40

+0.28s

BB: 40.89 (+1.51s | 3.6%)

50 M Back

49.37

+1.34s

A: 43.59 (+5.78s | 11.7%)

50 M Fly

51.96

+3.66s

BB: 48.09 (+3.87s | 7.4%)

50 M Breast

58.56

+4.91s

BB: 55.49 (+3.07s | 5.2%)

100 M Free

1:33.63

-1.95s (New PB)

BB: 1:32.99 (+0.64s | 0.7%)

BAC C B A Meet

06/06/2025

Burlingame

50 M Breast

55.24

+1.59s

A: 48.79 (+6.45s | 11.7%)

100 M Back

1:39.07

-4.05s (New PB)

A: 1:34.59 (+4.48s | 4.5%)

50 M Fly

51.38

+3.08s

BB: 48.09 (+3.29s | 6.4%)

50 M Free

42.12

+0.00s

BB: 40.89 (+1.23s | 2.9%)

50 M Back

48.03

-0.11s (New PB)

A: 43.59 (+4.44s | 9.2%)

100 M Free

1:35.58

BB: 1:32.99 (+2.59s | 2.7%)

2025 LAMV SCM C B A+

05/17/2025

Mountain View

50 M Fly

48.30

BB: 48.09 (+0.21s | 0.4%)

100 M Back

1:43.12

A: 1:34.59 (+8.53s | 8.3%)

50 Back

51.33

100 Back

51.79

1:43.12

100 Back

1:43.12

50 M Breast

53.65

A: 48.79 (+4.86s | 9.1%)

50 M Back

48.14

A: 43.59 (+4.55s | 9.5%)

50 M Free

42.12

BB: 40.89 (+1.23s | 2.9%)

Pacific Swimming 10 Under SC Championships

04/26/2025

Palo Alto

100 Y Back

1:37.82

+8.87s

BB: 1:33.99 (+3.83s | 3.9%)

50 Y Back

44.39

+2.55s

BB: 43.29 (+1.10s | 2.5%)

50 Y Free

39.87

+2.30s

B: 39.79 (+0.08s | 0.2%)

50 Y Fly

47.52

+2.70s

BB: 42.69 (+4.83s | 10.2%)

2025 Los Altos Mountain View SC CBA Meet

03/22/2025

Mountain View

100 Y IM

1:35.52

BB: 1:33.19 (+2.33s | 2.4%)

50 IM

45.03

100 IM

50.49

1:35.52

100 IM

1:35.52

50 Y Back

43.21

+1.37s

A: 37.99 (+5.22s | 12.1%)

50 Y Free

38.71

+1.14s

BB: 35.99 (+2.72s | 7.0%)

100 Y Back

1:28.95

A: 1:22.29 (+6.66s | 7.5%)

50 Back

44.04

100 Back

44.91

1:28.95

100 Back

1:28.95

50 Y Breast

52.70

-1.75s (New PB)

BB: 48.69 (+4.01s | 7.6%)

50 Y Fly

44.82

-2.42s (New PB)

BB: 42.69 (+2.13s | 4.8%)

2025 Tri Venue Last Chance Meet PASA

02/22/2025

Palo Alto

50 Y Free

37.57

-1.39s (New PB)

BB: 35.99 (+1.58s | 4.2%)

50 Y Back

41.97

+0.13s

A: 37.99 (+3.98s | 9.5%)

50 Y Fly

47.24

-1.37s (New PB)

BB: 42.69 (+4.55s | 9.6%)

Z1N SC Championship

01/25/2025

Sunnyvale

50 Y Free

38.96

-2.04s (New PB)

BB: 35.99 (+2.97s | 7.6%)

50 Y Breast

54.45

-1.32s (New PB)

BB: 48.69 (+5.76s | 10.6%)

50 Y Back

43.19

+1.35s

A: 37.99 (+5.20s | 12.0%)

50 Y Fly

48.61

-2.48s (New PB)

B: 48.39 (+0.22s | 0.5%)

South San Francisco New Year Splash C B A+

01/11/2025

Pacifica

50 Y Fly

51.09

-3.95s (New PB)

B: 48.39 (+2.70s | 5.3%)

50 Y Free

41.00

-1.44s (New PB)

B: 39.79 (+1.21s | 3.0%)

50 Y Back

41.84

-6.14s (New PB)

A: 37.99 (+3.85s | 9.2%)

50 Y Breast

55.77

-0.52s (New PB)

B: 54.59 (+1.18s | 2.1%)

2024 PASA Winter Frolic Meet @ PALY HS

12/21/2024

Palo Alto

50 Y Back

49.38

+1.40s

B: 48.59 (+0.79s | 1.6%)

50 Y Fly

55.04

B: 48.39 (+6.65s | 12.1%)

50 Y Free

44.62

+2.18s

B: 39.79 (+4.83s | 10.8%)

2024 PASA Candy Meet Champs

11/23/2024

Palo Alto

50 Y Breast

56.29

B: 54.59 (+1.70s | 3.0%)

50 Y Free

46.52

+4.08s

B: 39.79 (+6.73s | 14.5%)

50 Y Back

47.98

BB: 43.29 (+4.69s | 9.8%)

TYR BAC Spooky Fall Classic C B A+ Meet

10/26/2024

Burlingame

25 Y Back

22.12

50 Y Free

42.44

B: 39.79 (+2.65s | 6.2%)

25 Y Fly

23.92

25 Y Breast

26.66

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.