Duke Guo

Age: 9 years old
Age Category: 10 & under
Team: McAllen Swim Club | South Texas Swimming
Participation: 31 meets 97 events

Personal Best

Long course distance

Event

Time

Age

Date

Standard

Next Standard

South Texas Swimming

McAllen Swim Club

Free 50 M

37.04

06/27/2025

A: 35.69 (+1.35s | 3.6%)

Free 100 M

1:25.20

06/27/2025

A: 1:20.19 (+5.01s | 5.9%)

50 Free

39.99

100 Free

45.21

1:25.20

100 Free

1:25.20

Back 50 M

44.66

06/27/2025

A: 43.09 (+1.57s | 3.5%)

Back 100 M

1:37.40

06/27/2025

A: 1:32.29 (+5.11s | 5.2%)

50 Back

47.91

100 Back

49.49

1:37.40

100 Back

1:37.40

Breast 50 M

54.19

06/27/2025

A: 47.89 (+6.30s | 11.6%)

Breast 100 M

2:01.67

06/27/2025

BB: 1:59.19 (+2.48s | 2.0%)

Fly 50 M

46.38

06/27/2025

A: 40.59 (+5.79s | 12.5%)

Short course distance

Event

Time

Age

Date

Standard

Next Standard

South Texas Swimming

McAllen Swim Club

Free 25 Y

16.38

09/28/2024

Free 50 Y

34.73

01/04/2025

BB: 34.59 (+0.14s | 0.4%)

Free 100 Y

1:20.19

07/26/2025

BB: 1:18.89 (+1.30s | 1.6%)

50 Free

37.92

100 Free

42.27

1:20.19

100 Free

1:20.19

Back 25 Y

20.94

10/19/2024

Back 50 Y

41.56

07/26/2025

A: 37.59 (+3.97s | 9.6%)

Breast 50 Y

44.47

07/26/2025

A: 42.09 (+2.38s | 5.4%)

Fly 25 Y

21.31

10/19/2024

Fly 50 Y

45.65

01/04/2025

BB: 41.29 (+4.36s | 9.6%)

Above are the fastest times that Duke Guo has achieved in his swimming career. For each event, you can find Duke's best time, the corresponding time standard, as well as how much faster Duke needs to be to reach the next level. The last columns provide Duke rankings at the team and LSC levels. These rankings are based on the Duke'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
Free 50 Y	34.73	22.19 (+12.54s \| 36.1%)	21.29 (+13.44s \| 38.7%)	21.29 (+13.44s \| 38.7%)	20.59 (+14.14s \| 40.7%)	20.09 (+14.64s \| 42.2%)	20.39 (+14.34s \| 41.3%)	30.49 (+4.24s \| 12.2%)
Free 100 Y	1:20.19	48.19 (+32.00s \| 39.9%)	46.39 (+33.80s \| 42.1%)	46.39 (+33.80s \| 42.1%)	45.09 (+35.10s \| 43.8%)	43.49 (+36.70s \| 45.8%)	44.39 (+35.80s \| 44.6%)	1:07.19 (+13.00s \| 16.2%)
Back 50 Y	41.56	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+5.27s \| 12.7%)
Breast 50 Y	44.47	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+4.18s \| 9.4%)
Fly 50 Y	45.65	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+10.96s \| 24.0%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	37.04	25.89 (+11.15s \| 30.1%)	24.59 (+12.45s \| 33.6%)	24.59 (+12.45s \| 33.6%)	24.29 (+12.75s \| 34.4%)	23.39 (+13.65s \| 36.9%)	23.79 (+13.25s \| 35.8%)	34.59 (+2.45s \| 6.6%)
Free 100 M	1:25.20	56.09 (+29.11s \| 34.2%)	53.59 (+31.61s \| 37.1%)	53.59 (+31.61s \| 37.1%)	52.59 (+32.61s \| 38.3%)	50.99 (+34.21s \| 40.2%)	51.99 (+33.21s \| 39.0%)	1:16.89 (+8.31s \| 9.8%)
Back 50 M	44.66	N/A	N/A	N/A	N/A	N/A	N/A	41.59 (+3.07s \| 6.9%)
Back 100 M	1:37.40	1:03.29 (+34.11s \| 35.0%)	1:00.59 (+36.81s \| 37.8%)	1:00.59 (+36.81s \| 37.8%)	58.89 (+38.51s \| 39.5%)	57.29 (+40.11s \| 41.2%)	58.19 (+39.21s \| 40.3%)	1:27.69 (+9.71s \| 10.0%)
Breast 50 M	54.19	N/A	N/A	N/A	N/A	N/A	N/A	46.29 (+7.90s \| 14.6%)
Breast 100 M	2:01.67	1:11.29 (+50.38s \| 41.4%)	1:08.19 (+53.48s \| 44.0%)	1:08.19 (+53.48s \| 44.0%)	1:06.59 (+55.08s \| 45.3%)	1:04.09 (+57.58s \| 47.3%)	1:05.29 (+56.38s \| 46.3%)	1:40.19 (+21.48s \| 17.7%)
Fly 50 M	46.38	N/A	N/A	N/A	N/A	N/A	N/A	39.19 (+7.19s \| 15.5%)

Progression

See how Duke Guo is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Duke's time to another swimmer's and even view their profile for more information about them.

Select the distance and stroke

Compare with another swimmer

View this profile

Meets

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 ST SC BAS Swim Meet July

07/26/2025

100 Y Free

1:20.19

-5.60s (New PB)

BB: 1:18.89 (+1.30s | 1.6%)

50 Free

37.92

100 Free

42.27

1:20.19

100 Free

1:20.19

50 Y Breast

44.47

-3.82s (New PB)

A: 42.09 (+2.38s | 5.4%)

50 Y Free

35.54

+0.81s

BB: 34.59 (+0.95s | 2.7%)

50 Y Back

41.56

-3.06s (New PB)

A: 37.59 (+3.97s | 9.6%)

2025 ST HPAC Long Course STX Championship

06/27/2025

100 M Free

1:25.20

-8.18s (New PB)

A: 1:20.19 (+5.01s | 5.9%)

50 Free

39.99

100 Free

45.21

1:25.20

100 Free

1:25.20

50 M Breast

54.19

-0.39s (New PB)

A: 47.89 (+6.30s | 11.6%)

50 M Free

37.04

-3.38s (New PB)

A: 35.69 (+1.35s | 3.6%)

50 M Back

44.66

-4.21s (New PB)

A: 43.09 (+1.57s | 3.5%)

100 M Breast

2:01.67

-4.27s (New PB)

BB: 1:59.19 (+2.48s | 2.0%)

50 M Fly

46.38

-6.69s (New PB)

A: 40.59 (+5.79s | 12.5%)

100 M Back

1:37.40

-10.90s (New PB)

A: 1:32.29 (+5.11s | 5.2%)

50 Back

47.91

100 Back

49.49

1:37.40

100 Back

1:37.40

2025 ST LC BAS June Swim Meet

06/07/2025

100 M Back

1:48.30

BB: 1:44.49 (+3.81s | 3.5%)

50 Back

54.12

100 Back

54.18

1:48.30

100 Back

1:48.30

100 M Free

1:34.37

+0.99s

BB: 1:30.59 (+3.78s | 4.0%)

50 Free

44.32

100 Free

50.05

1:34.37

100 Free

1:34.37

50 M Breast

59.92

+5.34s

BB: 54.39 (+5.53s | 9.2%)

50 M Free

40.63

+0.21s

BB: 39.79 (+0.84s | 2.1%)

50 M Back

50.44

+1.57s

BB: 49.29 (+1.15s | 2.3%)

100 M Breast

2:05.94

BB: 1:59.19 (+6.75s | 5.4%)

50 M Fly

54.90

+1.83s

B: 52.29 (+2.61s | 4.8%)

2025 ST LC BAS May Swim Meet

05/17/2025

50 M Free

40.94

+0.52s

BB: 39.79 (+1.15s | 2.8%)

50 M Fly

53.84

+0.77s

B: 52.29 (+1.55s | 2.9%)

50 M Breast

55.53

+0.95s

BB: 54.39 (+1.14s | 2.1%)

50 M Back

50.90

+2.03s

BB: 49.29 (+1.61s | 3.2%)

100 M Free

1:33.38

-0.99s (New PB)

BB: 1:30.59 (+2.79s | 3.0%)

50 Free

44.29

100 Free

49.09

1:33.38

100 Free

1:33.38

2025 HPAC Banana Slug Beach Bash

04/26/2025

50 M Breast

54.77

+0.19s

BB: 54.39 (+0.38s | 0.7%)

50 M Free

40.42

-1.36s (New PB)

BB: 39.79 (+0.63s | 1.6%)

50 M Fly

55.82

+2.75s

B: 52.29 (+3.53s | 6.3%)

50 M Back

48.87

-0.05s (New PB)

A: 43.09 (+5.78s | 11.8%)

2025 ST LC BAS April Swim Meet

04/12/2025

50 M Back

48.92

-8.28s (New PB)

A: 43.09 (+5.83s | 11.9%)

50 M Free

41.78

-7.33s (New PB)

BB: 39.79 (+1.99s | 4.8%)

50 M Breast

54.58

-15.17s (New PB)

BB: 54.39 (+0.19s | 0.3%)

50 M Fly

53.07

-14.80s (New PB)

B: 52.29 (+0.78s | 1.5%)

100 M Free

1:34.37

BB: 1:30.59 (+3.78s | 4.0%)

50 Free

44.22

100 Free

50.15

1:34.37

100 Free

1:34.37

2025 ST AAAA B Champs South

01/11/2025

50 Y Breast

51.65

+3.36s

BB: 47.69 (+3.96s | 7.7%)

100 Y Free

1:25.79

-22.83s (New PB)

BB: 1:18.89 (+6.90s | 8.0%)

50 Free

39.93

100 Free

45.86

1:25.79

100 Free

1:25.79

50 Y Back

44.62

-1.09s (New PB)

BB: 42.89 (+1.73s | 3.9%)

50 Y Fly

49.01

+3.36s

B: 46.49 (+2.52s | 5.1%)

50 Y Free

36.07

+1.34s

BB: 34.59 (+1.48s | 4.1%)

2025 HPAC Last Chance Quaifier

01/04/2025

50 Y Back

45.71

-0.63s (New PB)

BB: 42.89 (+2.82s | 6.2%)

50 Y Fly

45.65

-7.18s (New PB)

BB: 41.29 (+4.36s | 9.6%)

50 Y Free

34.73

-4.48s (New PB)

BB: 34.59 (+0.14s | 0.4%)

50 Y Breast

48.29

-2.57s (New PB)

BB: 47.69 (+0.60s | 1.2%)

2024 ST SEAL SC Thanksgiving Classic

11/02/2024

50 Y Back

46.94

+0.60s

BB: 42.89 (+4.05s | 8.6%)

50 Y Breast

50.86

-2.03s (New PB)

BB: 47.69 (+3.17s | 6.2%)

25 Y Back

21.22

+0.28s

25 Y Free

17.74

+1.36s

50 Y Free

39.98

+0.77s

B: 38.19 (+1.79s | 4.5%)

2024 HPAC Harvest Invitational

10/19/2024

25 Y Fly

21.31

+0.00s

50 Y Breast

52.89

+0.00s

BB: 47.69 (+5.20s | 9.8%)

50 Y Free

39.21

-0.41s (New PB)

B: 38.19 (+1.02s | 2.6%)

25 Y Free

16.96

+0.58s

50 Y Back

47.47

+1.13s

BB: 42.89 (+4.58s | 9.6%)

25 Y Back

20.94

-0.36s (New PB)

2024 ST HPAC Harvest Invitational (invited teams)

10/19/2024

50 Y Free

39.21

+0.00s

B: 38.19 (+1.02s | 2.6%)

25 Y Back

20.94

+0.00s

50 Y Breast

52.89

-1.39s (New PB)

BB: 47.69 (+5.20s | 9.8%)

25 Y Free

16.96

+0.58s

50 Y Back

47.47

+1.13s

BB: 42.89 (+4.58s | 9.6%)

25 Y Fly

21.31

2024 ST BAS SC Swim Meet

10/12/2024

50 Y Free

39.83

+0.21s

B: 38.19 (+1.64s | 4.1%)

50 Y Back

46.34

+0.00s

BB: 42.89 (+3.45s | 7.4%)

50 Y Fly

54.46

+1.63s

B: 46.49 (+7.97s | 14.6%)

50 Y Breast

54.28

+0.00s

B: 53.39 (+0.89s | 1.6%)

2024 ST SC BAS Swim Meet October

10/12/2024

50 Y Free

39.83

+0.21s

B: 38.19 (+1.64s | 4.1%)

50 Y Fly

54.46

+1.63s

B: 46.49 (+7.97s | 14.6%)

50 Y Back

46.34

-2.17s (New PB)

BB: 42.89 (+3.45s | 7.4%)

50 Y Breast

54.28

-1.95s (New PB)

B: 53.39 (+0.89s | 1.6%)

2024 ST HPAC Sienna Splash (invited teams)

09/28/2024

50 Y Back

48.51

+0.00s

B: 48.29 (+0.22s | 0.5%)

50 Y Breast

56.23

+0.00s

B: 53.39 (+2.84s | 5.1%)

50 Y Free

39.62

+0.00s

B: 38.19 (+1.43s | 3.6%)

25 Y Back

21.30

-2.70s (New PB)

50 Y Fly

52.83

B: 46.49 (+6.34s | 12.0%)

25 Y Free

16.38

2024 HPAC Sienna Splash

09/28/2024

25 Y Free

16.38

+0.00s

50 Y Fly

52.83

+0.00s

B: 46.49 (+6.34s | 12.0%)

25 Y Back

21.30

+0.00s

50 Y Back

48.51

-3.01s (New PB)

B: 48.29 (+0.22s | 0.5%)

50 Y Free

39.62

-3.22s (New PB)

B: 38.19 (+1.43s | 3.6%)

50 Y Breast

56.23

-10.43s (New PB)

B: 53.39 (+2.84s | 5.1%)

2024 ST AAAA-NE LC End of Season Splash

07/19/2024

50 M Back

57.20

-11.59s (New PB)

B: 55.39 (+1.81s | 3.2%)

50 M Fly

1:07.87

B: 52.29 (+15.58s | 23.0%)

50 M Breast

1:09.75

B: 1:00.89 (+8.86s | 12.7%)

50 M Free

49.11

-9.88s (New PB)

B: 43.89 (+5.22s | 10.6%)

2024 ST SEAL SC Summer Classic

06/01/2024

25 Y Back

24.00

50 Y Back

51.52

-1.50s (New PB)

B: 48.29 (+3.23s | 6.3%)

50 Y Breast

1:06.66

B: 53.39 (+13.27s | 19.9%)

50 Y Free

42.84

-9.32s (New PB)

B: 38.19 (+4.65s | 10.9%)

2023 ST BAS SC Swim Meet October 14, 2023

10/14/2023

100 Y Free

1:48.62

B: 1:27.99 (+20.63s | 19.0%)

50 Free

48.24

100 Free

1:00.38

1:48.62

100 Free

1:48.62

50 Y Free

52.16

-1.83s (New PB)

B: 38.19 (+13.97s | 26.8%)

50 Y Back

53.02

-4.67s (New PB)

B: 48.29 (+4.73s | 8.9%)

2023 SASA Last Chance Meet

06/23/2023

50 Y Back

1:02.34

+4.65s

B: 48.29 (+14.05s | 22.5%)

50 Y Free

54.75

+0.76s

B: 38.19 (+16.56s | 30.2%)

CCLR Summer Long Course Unclassified

06/09/2023

50 M Free

1:04.59

+5.60s

B: 43.89 (+20.70s | 32.0%)

50 M Back

1:17.21

+8.42s

B: 55.39 (+21.82s | 28.3%)

Brownsville Aquatics LC Swim Meet

06/03/2023

50 M Back

1:08.79

B: 55.39 (+13.40s | 19.5%)

50 M Free

58.99

B: 43.89 (+15.10s | 25.6%)

STSA End of School year Splash SCY

05/20/2023

50 Y Free

53.99

B: 38.19 (+15.80s | 29.3%)

50 Y Back

57.69

B: 48.29 (+9.40s | 16.3%)

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.