Zihao Guo

Age: 13 years old
Age Category: 13-14
Team: Shawmut Aquatic Club | New England Swimming

Personal Best

Short course distance

Event	Time		Age	Date	Standard	Next Standard	Shawmut Aquatic Club	New England Swimming	Eastern Zone	USA

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Shawmut Aquatic Club

New England Swimming

Eastern Zone

USA

Free 50 M

31.04

13

05/16/2026

BB

A: 29.39 (+1.65s | 5.3%)

22

126

435

1,000+

Free 100 M

1:08.95

Analysis

13

05/16/2026

BB

A: 1:04.39 (+4.56s | 6.6%)

25

146

428

1,000+

50 Free

32.20

100 Free

36.75

1:08.95

100 Free

1:08.95

Free 200 M

2:43.39

Analysis

13

06/05/2026

B

BB: 2:32.29 (+11.10s | 6.8%)

28

151

526

1,000+

Back 50 M

37.49

13

05/01/2026

15

99

302

1,000+

Back 100 M

1:23.77

Analysis

13

05/16/2026

B: 1:23.69 (+0.08s | 0.1%)

27

136

409

1,000+

50 Back

40.95

100 Back

42.82

1:23.77

100 Back

1:23.77

Back 200 M

2:59.15

Analysis

13

05/01/2026

B

BB: 2:48.79 (+10.36s | 5.8%)

20

89

315

1,000+

50 Back

42.08

100 Back

45.73

1:27.81

100 Back

1:27.81

150 Back

47.09

2:14.90

200 Back

44.25

2:59.15

100 Back

1:31.34

Breast 50 M

39.69

13

05/16/2026

12

56

171

1,000+

Breast 100 M

1:28.04

Analysis

13

05/16/2026

B

BB: 1:27.09 (+0.95s | 1.1%)

17

74

215

1,000+

50 Breast

43.26

100 Breast

44.78

1:28.04

100 Breast

1:28.04

Fly 50 M

36.83

13

05/16/2026

23

135

402

1,000+

Above are the fastest times that Zihao Guo has achieved in his swimming career. For each event, you can find Zihao's best time, the corresponding time standard, as well as how much faster Zihao needs to be to reach the next level. The last columns provide Zihao rankings at the team and LSC levels. These rankings are based on the Zihao'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

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	31.04	25.89 (+5.15s \| 16.6%)	24.59 (+6.45s \| 20.8%)	24.59 (+6.45s \| 20.8%)	24.29 (+6.75s \| 21.7%)	23.39 (+7.65s \| 24.6%)	23.79 (+7.25s \| 23.4%)	30.19 (+0.85s \| 2.7%)
Free 100 M	1:08.95	56.09 (+12.86s \| 18.7%)	53.59 (+15.36s \| 22.3%)	53.59 (+15.36s \| 22.3%)	52.59 (+16.36s \| 23.7%)	50.99 (+17.96s \| 26.0%)	51.99 (+16.96s \| 24.6%)	1:04.89 (+4.06s \| 5.9%)
Free 200 M	2:43.39	2:03.09 (+40.30s \| 24.7%)	1:57.79 (+45.60s \| 27.9%)	1:57.79 (+45.60s \| 27.9%)	1:55.49 (+47.90s \| 29.3%)	1:52.19 (+51.20s \| 31.3%)	1:54.09 (+49.30s \| 30.2%)	2:21.29 (+22.10s \| 13.5%)
Back 50 M	37.49	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Back 100 M	1:23.77	1:03.29 (+20.48s \| 24.4%)	1:00.59 (+23.18s \| 27.7%)	1:00.59 (+23.18s \| 27.7%)	58.89 (+24.88s \| 29.7%)	57.29 (+26.48s \| 31.6%)	58.19 (+25.58s \| 30.5%)	1:13.09 (+10.68s \| 12.7%)
Back 200 M	2:59.15	2:17.39 (+41.76s \| 23.3%)	2:11.89 (+47.26s \| 26.4%)	2:11.89 (+47.26s \| 26.4%)	2:08.29 (+50.86s \| 28.4%)	2:04.49 (+54.66s \| 30.5%)	2:06.99 (+52.16s \| 29.1%)	2:37.69 (+21.46s \| 12.0%)
Breast 50 M	39.69	N/A	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 M	1:28.04	1:11.29 (+16.75s \| 19.0%)	1:08.19 (+19.85s \| 22.5%)	1:08.19 (+19.85s \| 22.5%)	1:06.59 (+21.45s \| 24.4%)	1:04.09 (+23.95s \| 27.2%)	1:05.29 (+22.75s \| 25.8%)	1:21.99 (+6.05s \| 6.9%)
Fly 50 M	36.83	N/A	N/A	N/A	N/A	N/A	N/A	N/A

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 NE SAC America S Cup

06/05/2026

Cambridge

200 M Back

3:00.51

+1.36s

B

BB: 2:48.79 (+11.72s | 6.5%)

13

100 M Breast

1:29.38

+1.34s

B

BB: 1:27.09 (+2.29s | 2.6%)

13

50 M Back

39.76

+2.27s

13

100 M Back

1:24.21

+0.44s

B: 1:23.69 (+0.52s | 0.6%)

13

50 M Fly

38.16

+1.33s

13

100 M Free

1:11.97

+3.02s

B

BB: 1:09.79 (+2.18s | 3.0%)

13

50 M Free

32.07

+1.03s

B

BB: 31.79 (+0.28s | 0.9%)

13

200 M Free

2:43.39

B

BB: 2:32.29 (+11.10s | 6.8%)

13

2026 NE CS Spring Fever

05/16/2026

Providence

50 M Back

37.56

+0.07s

13

5

8

3

50 M Free

31.04

BB

A: 29.39 (+1.65s | 5.3%)

13

4

8

100 M Breast

1:28.04

B

BB: 1:27.09 (+0.95s | 1.1%)

13

5

7

50 Breast

43.26

100 Breast

44.78

1:28.04

100 Breast

1:28.04

50 M Fly

36.83

13

4

1

6

50 M Breast

39.69

-0.60s (New PB)

13

5

4

100 M Free

1:08.95

-3.11s (New PB)

BB

A: 1:04.39 (+4.56s | 6.6%)

13

4

3

50 Free

32.20

100 Free

36.75

1:08.95

100 Free

1:08.95

100 M Back

1:23.77

B: 1:23.69 (+0.08s | 0.1%)

13

4

5

8

50 Back

40.95

100 Back

42.82

1:23.77

100 Back

1:23.77

2026 NE CS Spring Fling

05/01/2026

Providence

50 M Back

37.49

13

5

7

3

100 M Free

1:12.06

B

BB: 1:09.79 (+2.27s | 3.2%)

13

5

7

50 Free

34.43

100 Free

37.63

1:12.06

100 Free

1:12.06

200 M Back

2:59.15

B

BB: 2:48.79 (+10.36s | 5.8%)

13

2

7

3

50 Back

42.08

100 Back

45.73

1:27.81

100 Back

1:27.81

150 Back

47.09

2:14.90

200 Back

44.25

2:59.15

100 Back

1:31.34

50 M Breast

40.29

13

3

4

9