Juni Guo

Age: 10 years old
Age Category: 10 & under
Team: Asphalt Green Unified Aquatics | Metropolitan Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Asphalt Green Unified Aquatics

Metropolitan Swimming

Eastern Zone

USA

Free 50 Y

29.92

01/17/2026

AAA: 29.59 (+0.33s | 1.1%)

492

Free 100 Y

1:07.10

01/17/2026

AAA: 1:04.99 (+2.11s | 3.1%)

504

Free 200 Y

2:31.76

12/11/2025

AA: 2:30.99 (+0.77s | 0.5%)

150

627

50 Free

33.67

100 Free

39.74

1:13.41

100 Free

1:13.41

150 Free

40.35

1:53.76

200 Free

38.00

2:31.76

100 Free

1:18.35

Back 50 Y

36.46

12/11/2025

AA: 36.19 (+0.27s | 0.7%)

166

638

Back 100 Y

1:19.86

12/11/2025

AA: 1:18.39 (+1.47s | 1.8%)

201

763

50 Back

38.50

100 Back

41.36

1:19.86

100 Back

1:19.86

Back 200 Y

2:52.68

01/17/2026

50 Back

40.55

100 Back

44.26

1:24.81

100 Back

1:24.81

150 Back

45.27

2:10.08

200 Back

42.60

2:52.68

100 Back

1:27.87

Breast 50 Y

42.04

12/11/2025

AA: 40.89 (+1.15s | 2.7%)

220

627

Breast 100 Y

1:32.18

01/17/2026

AA: 1:29.09 (+3.09s | 3.4%)

231

801

50 Breast

44.34

100 Breast

47.84

1:32.18

100 Breast

1:32.18

Breast 200 Y

3:11.74

01/17/2026

50 Breast

44.68

100 Breast

48.38

1:33.06

100 Breast

1:33.06

150 Breast

50.15

2:23.21

200 Breast

48.53

3:11.74

100 Breast

1:38.68

Fly 50 Y

35.13

11/07/2025

AA: 35.09 (+0.04s | 0.1%)

168

547

Fly 100 Y

1:29.43

01/17/2026

A: 1:26.09 (+3.34s | 3.7%)

344

1,000+

50 Fly

39.36

100 Fly

50.07

1:29.43

100 Fly

1:29.43

IM 100 Y

1:19.40

12/11/2025

AA: 1:18.39 (+1.01s | 1.3%)

148

477

50 IM

36.36

100 IM

43.04

1:19.40

100 IM

1:19.40

IM 400 Y

6:04.31

01/17/2026

50 Fly

41.59

100 Fly

51.52

1:33.11

100 Fly

1:33.11

150 Back

45.92

2:19.03

200 Back

43.56

3:02.59

100 Back

1:29.48

250 Breast

53.80

3:56.39

300 Breast

51.15

4:47.54

100 Breast

1:44.95

350 Free

38.76

5:26.30

400 Free

38.01

6:04.31

100 Free

1:16.77

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Asphalt Green Unified Aquatics	Metropolitan Swimming	Eastern Zone	USA

Above are the fastest times that Juni Guo has achieved in her swimming career. For each event, you can find Juni's best time, the corresponding time standard, as well as how much faster Juni needs to be to reach the next level. The last columns provide Juni rankings at the team and LSC levels. These rankings are based on the Juni'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	29.92	24.89 (+5.03s \| 16.8%)	23.89 (+6.03s \| 20.2%)	23.89 (+6.03s \| 20.2%)	23.29 (+6.63s \| 22.2%)	22.59 (+7.33s \| 24.5%)	22.79 (+7.13s \| 23.8%)	30.89 29.69 (+0.23s \| 0.8%)
Free 100 Y	1:07.10	53.99 (+13.11s \| 19.5%)	51.89 (+15.21s \| 22.7%)	51.89 (+15.21s \| 22.7%)	50.39 (+16.71s \| 24.9%)	49.29 (+17.81s \| 26.5%)	49.69 (+17.41s \| 25.9%)	1:08.19 1:04.19 (+2.91s \| 4.3%)
Free 200 Y	2:31.76	1:56.29 (+35.47s \| 23.4%)	1:52.89 (+38.87s \| 25.6%)	1:52.29 (+39.47s \| 26.0%)	1:49.09 (+42.67s \| 28.1%)	1:46.69 (+45.07s \| 29.7%)	1:47.39 (+44.37s \| 29.2%)	2:29.09 (+2.67s \| 1.8%)
Back 50 Y	36.46	N/A	N/A	N/A	N/A	N/A	N/A	36.49 33.69 (+2.77s \| 7.6%)
Back 100 Y	1:19.86	59.49 (+20.37s \| 25.5%)	57.09 (+22.77s \| 28.5%)	57.09 (+22.77s \| 28.5%)	55.09 (+24.77s \| 31.0%)	53.89 (+25.97s \| 32.5%)	54.49 (+25.37s \| 31.8%)	1:17.89 (+1.97s \| 2.5%)
Back 200 Y	2:52.68	2:08.59 (+44.09s \| 25.5%)	2:04.19 (+48.49s \| 28.1%)	2:04.19 (+48.49s \| 28.1%)	1:59.39 (+53.29s \| 30.9%)	1:56.59 (+56.09s \| 32.5%)	1:57.69 (+54.99s \| 31.8%)	N/A
Breast 50 Y	42.04	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+1.65s \| 3.9%)
Breast 100 Y	1:32.18	1:07.59 (+24.59s \| 26.7%)	1:05.49 (+26.69s \| 29.0%)	1:05.49 (+26.69s \| 29.0%)	1:03.09 (+29.09s \| 31.6%)	1:01.79 (+30.39s \| 33.0%)	1:02.79 (+29.39s \| 31.9%)	1:27.99 (+4.19s \| 4.5%)
Breast 200 Y	3:11.74	2:28.19 (+43.55s \| 22.7%)	2:22.69 (+49.05s \| 25.6%)	2:22.69 (+49.05s \| 25.6%)	2:17.19 (+54.55s \| 28.4%)	2:13.59 (+58.15s \| 30.3%)	2:15.49 (+56.25s \| 29.3%)	N/A
Fly 50 Y	35.13	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+0.04s \| 0.1%)
Fly 100 Y	1:29.43	59.19 (+30.24s \| 33.8%)	56.59 (+32.84s \| 36.7%)	56.59 (+32.84s \| 36.7%)	54.69 (+34.74s \| 38.8%)	53.49 (+35.94s \| 40.2%)	53.99 (+35.44s \| 39.6%)	1:20.19 (+9.24s \| 10.3%)
IM 100 Y	1:19.40	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+1.71s \| 2.2%)
IM 400 Y	6:04.31	4:39.09 (+85.22s \| 23.4%)	4:30.69 (+93.62s \| 25.7%)	4:30.69 (+93.62s \| 25.7%)	4:21.69 (+102.62s \| 28.2%)	4:13.69 (+110.62s \| 30.4%)	4:15.19 (+109.12s \| 30.0%)	N/A

Long Course Distance

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

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 MR AGUA MLK Invitational

01/17/2026

New York City

50 Y Free

29.92

-0.45s (New PB)

AAA: 29.59 (+0.33s | 1.1%)

200 Y Back

2:52.68

50 Back

40.55

100 Back

44.26

1:24.81

100 Back

1:24.81

150 Back

45.27

2:10.08

200 Back

42.60

2:52.68

100 Back

1:27.87

100 Y Breast

1:32.18

-1.15s (New PB)

AA: 1:29.09 (+3.09s | 3.4%)

50 Breast

44.34

100 Breast

47.84

1:32.18

100 Breast

1:32.18

400 Y IM

6:04.31

50 Fly

41.59

100 Fly

51.52

1:33.11

100 Fly

1:33.11

150 Back

45.92

2:19.03

200 Back

43.56

3:02.59

100 Back

1:29.48

250 Breast

53.80

3:56.39

300 Breast

51.15

4:47.54

100 Breast

1:44.95

350 Free

38.76

5:26.30

400 Free

38.01

6:04.31

100 Free

1:16.77

100 Y Fly

1:29.43

A: 1:26.09 (+3.34s | 3.7%)

50 Fly

39.36

100 Fly

50.07

1:29.43

100 Fly

1:29.43

200 Y Breast

3:11.74

50 Breast

44.68

100 Breast

48.38

1:33.06

100 Breast

1:33.06

150 Breast

50.15

2:23.21

200 Breast

48.53

3:11.74

100 Breast

1:38.68

100 Y Free

1:07.10

-0.74s (New PB)

AAA: 1:04.99 (+2.11s | 3.1%)

200 Y Free

2:34.86

+3.10s

AA: 2:30.99 (+3.87s | 2.5%)

50 Free

34.54

100 Free

40.44

1:14.98

100 Free

1:14.98

150 Free

42.09

1:57.07

200 Free

37.79

2:34.86

100 Free

1:19.88

2025 Katie Ledecky Invitational

12/11/2025

College Park

100 Y Free

1:07.84

-1.17s (New PB)

AAA: 1:04.99 (+2.85s | 4.2%)

50 Free

32.53

100 Free

35.31

1:07.84

100 Free

1:07.84

50 Y Back

36.46

-2.39s (New PB)

AA: 36.19 (+0.27s | 0.7%)

100 Y IM

1:19.40

-0.20s (New PB)

AA: 1:18.39 (+1.01s | 1.3%)

50 IM

36.36

100 IM

43.04

1:19.40

100 IM

1:19.40

200 Y Free

2:31.76

AA: 2:30.99 (+0.77s | 0.5%)

50 Free

33.67

100 Free

39.74

1:13.41

100 Free

1:13.41

150 Free

40.35

1:53.76

200 Free

38.00

2:31.76

100 Free

1:18.35

100 Y Back

1:19.86

-1.29s (New PB)

AA: 1:18.39 (+1.47s | 1.8%)

50 Back

38.50

100 Back

41.36

1:19.86

100 Back

1:19.86

50 Y Breast

42.04

-2.41s (New PB)

AA: 40.89 (+1.15s | 2.7%)

50 Y Free

30.37

-1.29s (New PB)

AAA: 29.59 (+0.78s | 2.6%)

2025 MR LIE Fall Classic Invitational

11/07/2025

Hempstead

100 Y Back

1:21.15

-2.23s (New PB)

AA: 1:18.39 (+2.76s | 3.4%)

50 Back

38.76

100 Back

42.39

1:21.15

100 Back

1:21.15

100 Y Breast

1:33.33

AA: 1:29.09 (+4.24s | 4.5%)

50 Breast

43.74

100 Breast

49.59

1:33.33

100 Breast

1:33.33

50 Y Fly

35.13

AA: 35.09 (+0.04s | 0.1%)

2025 MR AGUA Season Starter Invitational

10/11/2025

New York City

100 Y Back

1:23.38

A: 1:22.29 (+1.09s | 1.3%)

50 Back

39.61

100 Back

43.77

1:23.38

100 Back

1:23.38

50 Y Free

31.66

AA: 30.89 (+0.77s | 2.4%)

100 Y Free

1:09.01

AA: 1:08.29 (+0.72s | 1.0%)

50 Free

33.14

100 Free

35.87

1:09.01

100 Free

1:09.01

50 Y Breast

44.45

A: 42.79 (+1.66s | 3.7%)

50 Y Back

38.85

A: 37.99 (+0.86s | 2.2%)

100 Y IM

1:19.60

AA: 1:18.39 (+1.21s | 1.5%)

50 IM

36.59

100 IM

43.01

1:19.60

100 IM

1:19.60

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.