Charlie Duke

Age: 10 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 25 Y

24.77

11/11/2023

840

Free 50 Y

39.95

07/20/2025

B: 39.79 (+0.16s | 0.4%)

489

Free 100 Y

1:28.77

10/25/2025

BB: 1:21.09 (+7.68s | 8.7%)

380

Free 200 Y

3:17.54

11/01/2025

BB: 3:00.59 (+16.95s | 8.6%)

228

Back 25 Y

34.59

11/11/2023

1,000+

Back 50 Y

51.21

10/25/2025

B: 48.59 (+2.62s | 5.1%)

607

Breast 50 Y

49.36

07/20/2025

BB: 48.69 (+0.67s | 1.4%)

283

Breast 100 Y

1:48.54

07/20/2025

BB: 1:46.89 (+1.65s | 1.5%)

236

50 Breast

52.10

100 Breast

56.44

1:48.54

100 Breast

1:48.54

Fly 50 Y

1:00.86

12/21/2024

B: 48.39 (+12.47s | 20.5%)

670

Fly 100 Y

2:02.87

11/01/2025

B: 1:56.69 (+6.18s | 5.0%)

187

IM 100 Y

1:42.98

10/25/2025

BB: 1:33.19 (+9.79s | 9.5%)

433

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Pacific Swimming

Palo Alto Stanford Aquatics

Free 50 M

56.28

06/22/2024

B: 45.29 (+10.99s | 19.5%)

511

Free 100 M

1:42.10

05/17/2025

BB: 1:32.99 (+9.11s | 8.9%)

216

50 Free

47.45

100 Free

54.65

1:42.10

100 Free

1:42.10

Free 200 M

3:52.09

06/27/2025

B: 3:50.99 (+1.10s | 0.5%)

141

Breast 50 M

1:05.10

06/22/2024

B: 1:02.19 (+2.91s | 4.5%)

323

Breast 100 M

2:04.12

06/06/2025

BB: 2:03.89 (+0.23s | 0.2%)

153

IM 200 M

4:26.03

05/17/2025

B: 4:15.69 (+10.34s | 3.9%)

131

50 Fly

1:09.76

100 Back

1:07.61

2:17.37

100 IM

2:17.37

150 Breast

1:11.91

3:29.28

200 Free

56.75

4:26.03

100 IM

2:08.66

Above are the fastest times that Charlie Duke has achieved in her swimming career. For each event, you can find Charlie's best time, the corresponding time standard, as well as how much faster Charlie needs to be to reach the next level. The last columns provide Charlie rankings at the team and LSC levels. These rankings are based on the Charlie'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	39.95	31.39 (+8.56s \| 21.4%)	30.59 (+9.36s \| 23.4%)	29.99 (+9.96s \| 24.9%)	27.69 (+12.26s \| 30.7%)	26.09 (+13.86s \| 34.7%)	24.89 (+15.06s \| 37.7%)	23.89 (+16.06s \| 40.2%)	23.89 (+16.06s \| 40.2%)	23.29 (+16.66s \| 41.7%)	22.59 (+17.36s \| 43.5%)	22.79 (+17.16s \| 43.0%)	N/A	30.89 (+9.06s \| 22.7%)
Free 100 Y	1:28.77	1:10.49 (+18.28s \| 20.6%)	1:08.09 (+20.68s \| 23.3%)	1:04.99 (+23.78s \| 26.8%)	59.99 (+28.78s \| 32.4%)	56.59 (+32.18s \| 36.3%)	53.99 (+34.78s \| 39.2%)	51.89 (+36.88s \| 41.5%)	51.89 (+36.88s \| 41.5%)	50.39 (+38.38s \| 43.2%)	49.29 (+39.48s \| 44.5%)	49.69 (+39.08s \| 44.0%)	N/A	1:08.19 (+20.58s \| 23.2%)
Free 200 Y	3:17.54	2:35.59 (+41.95s \| 21.2%)	2:29.49 (+48.05s \| 24.3%)	2:19.99 (+57.55s \| 29.1%)	2:09.29 (+68.25s \| 34.5%)	2:02.69 (+74.85s \| 37.9%)	1:56.29 (+81.25s \| 41.1%)	1:52.89 (+84.65s \| 42.9%)	1:52.29 (+85.25s \| 43.2%)	1:49.09 (+88.45s \| 44.8%)	1:46.69 (+90.85s \| 46.0%)	1:47.39 (+90.15s \| 45.6%)	N/A	2:29.09 (+48.45s \| 24.5%)
Back 50 Y	51.21	36.69 (+14.52s \| 28.4%)	35.49 (+15.72s \| 30.7%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+14.72s \| 28.7%)
Breast 50 Y	49.36	41.69 (+7.67s \| 15.5%)	40.29 (+9.07s \| 18.4%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+8.97s \| 18.2%)
Breast 100 Y	1:48.54	1:31.89 (+16.65s \| 15.3%)	1:28.99 (+19.55s \| 18.0%)	1:21.99 (+26.55s \| 24.5%)	1:15.69 (+32.85s \| 30.3%)	1:10.49 (+38.05s \| 35.1%)	1:07.59 (+40.95s \| 37.7%)	1:05.49 (+43.05s \| 39.7%)	1:05.49 (+43.05s \| 39.7%)	1:03.09 (+45.45s \| 41.9%)	1:01.79 (+46.75s \| 43.1%)	1:02.79 (+45.75s \| 42.2%)	N/A	1:27.99 (+20.55s \| 18.9%)
Fly 50 Y	1:00.86	36.19 (+24.67s \| 40.5%)	33.99 (+26.87s \| 44.2%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+25.77s \| 42.3%)
Fly 100 Y	2:02.87	1:24.09 (+38.78s \| 31.6%)	1:20.49 (+42.38s \| 34.5%)	1:10.69 (+52.18s \| 42.5%)	1:05.29 (+57.58s \| 46.9%)	1:01.39 (+61.48s \| 50.0%)	59.19 (+63.68s \| 51.8%)	56.59 (+66.28s \| 53.9%)	56.59 (+66.28s \| 53.9%)	54.69 (+68.18s \| 55.5%)	53.49 (+69.38s \| 56.5%)	53.99 (+68.88s \| 56.1%)	N/A	1:20.19 (+42.68s \| 34.7%)
IM 100 Y	1:42.98	1:20.09 (+22.89s \| 22.2%)	1:17.09 (+25.89s \| 25.1%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+25.29s \| 24.6%)

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	56.28	35.59 (+20.69s \| 36.8%)	34.79 (+21.49s \| 38.2%)	34.29 (+21.99s \| 39.1%)	31.69 (+24.59s \| 43.7%)	29.89 (+26.39s \| 46.9%)	28.69 (+27.59s \| 49.0%)	27.39 (+28.89s \| 51.3%)	27.39 (+28.89s \| 51.3%)	26.89 (+29.39s \| 52.2%)	26.29 (+29.99s \| 53.3%)	26.59 (+29.69s \| 52.8%)	N/A	25.69 (+30.59s \| 54.4%)	35.19 (+21.09s \| 37.5%)
Free 100 M	1:42.10	1:20.19 (+21.91s \| 21.5%)	1:17.59 (+24.51s \| 24.0%)	1:14.09 (+28.01s \| 27.4%)	1:08.39 (+33.71s \| 33.0%)	1:04.99 (+37.11s \| 36.3%)	1:01.89 (+40.21s \| 39.4%)	59.29 (+42.81s \| 41.9%)	59.29 (+42.81s \| 41.9%)	58.19 (+43.91s \| 43.0%)	56.99 (+45.11s \| 44.2%)	57.59 (+44.51s \| 43.6%)	N/A	55.79 (+46.31s \| 45.4%)	1:17.49 (+24.61s \| 24.1%)
Free 200 M	3:52.09	2:55.59 (+56.50s \| 24.3%)	2:52.79 (+59.30s \| 25.6%)	2:39.49 (+72.60s \| 31.3%)	2:27.19 (+84.90s \| 36.6%)	2:20.09 (+92.00s \| 39.6%)	2:12.99 (+99.10s \| 42.7%)	2:07.79 (+104.30s \| 44.9%)	2:07.79 (+104.30s \| 44.9%)	2:04.99 (+107.10s \| 46.1%)	2:03.09 (+109.00s \| 47.0%)	2:04.29 (+107.80s \| 46.4%)	N/A	2:00.89 (+111.20s \| 47.9%)	2:50.09 (+62.00s \| 26.7%)
Breast 50 M	1:05.10	47.49 (+17.61s \| 27.1%)	45.89 (+19.21s \| 29.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+18.91s \| 29.0%)
Breast 100 M	2:04.12	1:44.89 (+19.23s \| 15.5%)	1:41.19 (+22.93s \| 18.5%)	1:33.89 (+30.23s \| 24.4%)	1:26.69 (+37.43s \| 30.2%)	1:21.69 (+42.43s \| 34.2%)	1:18.79 (+45.33s \| 36.5%)	1:15.99 (+48.13s \| 38.8%)	1:15.99 (+48.13s \| 38.8%)	1:13.79 (+50.33s \| 40.5%)	1:12.19 (+51.93s \| 41.8%)	1:13.29 (+50.83s \| 41.0%)	N/A	1:10.29 (+53.83s \| 43.4%)	1:41.49 (+22.63s \| 18.2%)
IM 200 M	4:26.03	3:17.09 (+68.94s \| 25.9%)	3:09.69 (+76.34s \| 28.7%)	3:00.29 (+85.74s \| 32.2%)	2:46.39 (+99.64s \| 37.5%)	2:37.59 (+108.44s \| 40.8%)	2:31.09 (+114.94s \| 43.2%)	2:26.19 (+119.84s \| 45.0%)	2:26.19 (+119.84s \| 45.0%)	2:22.09 (+123.94s \| 46.6%)	2:19.49 (+126.54s \| 47.6%)	2:20.99 (+125.04s \| 47.0%)	N/A	2:16.09 (+129.94s \| 48.8%)	3:08.89 (+77.14s \| 29.0%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 Joyce Lanphere Invitational

11/01/2025

Palo Alto

100 Y Breast

1:50.52

+1.98s

BB: 1:46.89 (+3.63s | 3.3%)

200 Y Free

3:17.54

BB: 3:00.59 (+16.95s | 8.6%)

100 Y Fly

2:02.87

B: 1:56.69 (+6.18s | 5.0%)

TYR BAC SPOOKY FALL CLASSIC

10/25/2025

Burlingame

50 Y Free

40.95

+1.00s

B: 39.79 (+1.16s | 2.8%)

50 Y Breast

50.24

+0.88s

BB: 48.69 (+1.55s | 3.1%)

100 Y Breast

1:50.95

+2.41s

BB: 1:46.89 (+4.06s | 3.7%)

50 Y Back

51.21

-5.79s (New PB)

B: 48.59 (+2.62s | 5.1%)

100 Y IM

1:42.98

-8.65s (New PB)

BB: 1:33.19 (+9.79s | 9.5%)

100 Y Free

1:28.77

-8.50s (New PB)

BB: 1:21.09 (+7.68s | 8.7%)

2025 PASA Summer Palooza

07/20/2025

palo alto

50 Y Free

39.95

-4.63s (New PB)

B: 39.79 (+0.16s | 0.4%)

50 Y Breast

49.36

-3.61s (New PB)

BB: 48.69 (+0.67s | 1.4%)

100 Y Breast

1:48.54

-3.55s (New PB)

BB: 1:46.89 (+1.65s | 1.5%)

50 Breast

52.10

100 Breast

56.44

1:48.54

100 Breast

1:48.54

Silicon Valley LC CBA+ Meet

06/27/2025

Sunnyvale

100 M Breast

2:04.41

+0.29s

BB: 2:03.89 (+0.52s | 0.4%)

100 M Free

1:50.99

+8.89s

B: 1:44.09 (+6.90s | 6.2%)

200 M Free

3:52.09

B: 3:50.99 (+1.10s | 0.5%)

BAC C B A Meet

06/06/2025

Burlingame

100 M Free

1:50.46

+8.36s

B: 1:44.09 (+6.37s | 5.8%)

100 M Breast

2:04.12

-0.92s (New PB)

BB: 2:03.89 (+0.23s | 0.2%)

2025 LAMV SCM C B A+

05/17/2025

Mountain View

100 M Breast

2:05.04

-9.22s (New PB)

BB: 2:03.89 (+1.15s | 0.9%)

50 Breast

59.51

100 Breast

1:05.53

2:05.04

100 Breast

2:05.04

100 M Free

1:42.10

-20.21s (New PB)

BB: 1:32.99 (+9.11s | 8.9%)

50 Free

47.45

100 Free

54.65

1:42.10

100 Free

1:42.10

200 M IM

4:26.03

B: 4:15.69 (+10.34s | 3.9%)

50 Fly

1:09.76

100 Back

1:07.61

2:17.37

100 IM

2:17.37

150 Breast

1:11.91

3:29.28

200 Free

56.75

4:26.03

100 IM

2:08.66

2025 Los Altos Mountain View SC CBA Meet

03/22/2025

Mountain View

50 Y Breast

55.64

+2.67s

B: 54.59 (+1.05s | 1.9%)

100 Y Free

1:37.27

-20.62s (New PB)

B: 1:30.79 (+6.48s | 6.7%)

50 Free

44.45

100 Free

52.82

1:37.27

100 Free

1:37.27

100 Y Breast

1:52.09

-5.89s (New PB)

BB: 1:46.89 (+5.20s | 4.6%)

50 Breast

54.82

100 Breast

57.27

1:52.09

100 Breast

1:52.09

2025 Tri Venue Last Chance Meet PASA

02/22/2025

Palo Alto

50 Y Breast

54.49

+1.52s

BB: 48.69 (+5.80s | 10.6%)

50 Y Free

44.60

+0.02s

B: 39.79 (+4.81s | 10.8%)

100 Y IM

1:57.37

+5.74s

B: 1:44.29 (+13.08s | 11.1%)

South San Francisco New Year Splash C B A+

01/11/2025

Pacifica

100 Y IM

1:51.63

-6.90s (New PB)

B: 1:44.29 (+7.34s | 6.6%)

50 Y Free

45.77

+1.19s

B: 39.79 (+5.98s | 13.1%)

50 Y Breast

52.97

-2.37s (New PB)

BB: 48.69 (+4.28s | 8.1%)

2024 PASA Winter Frolic Meet @ PALY HS

12/21/2024

Palo Alto

50 Y Free

44.58

-2.95s (New PB)

B: 39.79 (+4.79s | 10.7%)

50 Y Fly

1:00.86

B: 48.39 (+12.47s | 20.5%)

50 Y Back

57.57

+0.57s

B: 48.59 (+8.98s | 15.6%)

2024 PASA Grand Tour Meet

11/23/2024

Palo Alto

50 Y Back

57.00

-4.58s (New PB)

B: 48.59 (+8.41s | 14.8%)

50 Y Free

48.34

+0.81s

B: 39.79 (+8.55s | 17.7%)

50 Y Breast

55.71

+0.37s

B: 54.59 (+1.12s | 2.0%)

TYR BAC Spooky Fall Classic C B A+ Meet

10/26/2024

Burlingame

100 Y IM

1:58.53

-1.40s (New PB)

B: 1:44.29 (+14.24s | 12.0%)

50 Y Free

47.53

-1.04s (New PB)

B: 39.79 (+7.74s | 16.3%)

50 Y Breast

55.34

-1.88s (New PB)

B: 54.59 (+0.75s | 1.4%)

2024 DACA CBA SC Meet

10/05/2024

Cupertino

100 Y Breast

1:58.22

+0.24s

BB: 1:46.89 (+11.33s | 9.6%)

South San Francisco C B A+

09/21/2024

Pacifica

100 Y IM

1:59.93

B: 1:44.29 (+15.64s | 13.0%)

100 Y Breast

1:58.76

+0.78s

BB: 1:46.89 (+11.87s | 10.0%)

50 Y Free

48.57

-2.79s (New PB)

B: 39.79 (+8.78s | 18.1%)

2024 PASA Summer Palooza

07/21/2024

Atherton

50 Y Breast

57.22

-3.88s (New PB)

B: 54.59 (+2.63s | 4.6%)

100 Y Breast

1:57.98

BB: 1:46.89 (+11.09s | 9.4%)

50 Breast

57.30

100 Breast

1:00.68

1:57.98

100 Breast

1:57.98

50 Y Free

51.36

-1.97s (New PB)

B: 39.79 (+11.57s | 22.5%)

Alto Beat The Heat Sat Sun

06/22/2024

Fremont

100 M Free

2:02.31

-9.39s (New PB)

B: 1:44.09 (+18.22s | 14.9%)

50 M Free

56.28

-2.75s (New PB)

B: 45.29 (+10.99s | 19.5%)

100 M Breast

2:14.26

-2.21s (New PB)

BB: 2:03.89 (+10.37s | 7.7%)

50 M Breast

1:05.10

-0.46s (New PB)

B: 1:02.19 (+2.91s | 4.5%)

Burlingame Aquatic Club Long Course CBA+

06/07/2024

Burlingame

100 M Free

2:11.70

B: 1:44.09 (+27.61s | 21.0%)

100 M Breast

2:16.47

BB: 2:03.89 (+12.58s | 9.2%)

PASA Mayhem LCM Meet

05/18/2024

San Jose

50 M Breast

1:05.56

B: 1:02.19 (+3.37s | 5.1%)

50 M Free

59.03

B: 45.29 (+13.74s | 23.3%)

Los Altos Mountain View AC C B A+

03/23/2024

Mountain View

50 Y Back

1:01.58

B: 48.59 (+12.99s | 21.1%)

100 Y Free

1:57.89

B: 1:30.79 (+27.10s | 23.0%)

50 Free

54.50

100 Free

1:03.39

1:57.89

100 Free

1:57.89

50 Y Breast

1:01.10

-2.11s (New PB)

B: 54.59 (+6.51s | 10.7%)

2023 Winter Frolic Meet

12/17/2023

Woodside

50 Y Free

53.33

B: 39.79 (+13.54s | 25.4%)

50 Y Breast

1:03.21

B: 54.59 (+8.62s | 13.6%)

2023 PASA Candy Meet Champs

11/11/2023

Atherton

25 Y Free

24.77

25 Y Back

34.59

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.

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	56.28	35.59 (+20.69s \| 36.8%)	34.79 (+21.49s \| 38.2%)	34.29 (+21.99s \| 39.1%)	31.69 (+24.59s \| 43.7%)	29.89 (+26.39s \| 46.9%)	28.69 (+27.59s \| 49.0%)	27.39 (+28.89s \| 51.3%)	27.39 (+28.89s \| 51.3%)	26.89 (+29.39s \| 52.2%)	26.29 (+29.99s \| 53.3%)	26.59 (+29.69s \| 52.8%)	N/A	25.69 (+30.59s \| 54.4%)	35.19 (+21.09s \| 37.5%)
Free 100 M	1:42.10	1:20.19 (+21.91s \| 21.5%)	1:17.59 (+24.51s \| 24.0%)	1:14.09 (+28.01s \| 27.4%)	1:08.39 (+33.71s \| 33.0%)	1:04.99 (+37.11s \| 36.3%)	1:01.89 (+40.21s \| 39.4%)	59.29 (+42.81s \| 41.9%)	59.29 (+42.81s \| 41.9%)	58.19 (+43.91s \| 43.0%)	56.99 (+45.11s \| 44.2%)	57.59 (+44.51s \| 43.6%)	N/A	55.79 (+46.31s \| 45.4%)	1:17.49 (+24.61s \| 24.1%)
Free 200 M	3:52.09	2:55.59 (+56.50s \| 24.3%)	2:52.79 (+59.30s \| 25.6%)	2:39.49 (+72.60s \| 31.3%)	2:27.19 (+84.90s \| 36.6%)	2:20.09 (+92.00s \| 39.6%)	2:12.99 (+99.10s \| 42.7%)	2:07.79 (+104.30s \| 44.9%)	2:07.79 (+104.30s \| 44.9%)	2:04.99 (+107.10s \| 46.1%)	2:03.09 (+109.00s \| 47.0%)	2:04.29 (+107.80s \| 46.4%)	N/A	2:00.89 (+111.20s \| 47.9%)	2:50.09 (+62.00s \| 26.7%)
Breast 50 M	1:05.10	47.49 (+17.61s \| 27.1%)	45.89 (+19.21s \| 29.5%)	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+18.91s \| 29.0%)
Breast 100 M	2:04.12	1:44.89 (+19.23s \| 15.5%)	1:41.19 (+22.93s \| 18.5%)	1:33.89 (+30.23s \| 24.4%)	1:26.69 (+37.43s \| 30.2%)	1:21.69 (+42.43s \| 34.2%)	1:18.79 (+45.33s \| 36.5%)	1:15.99 (+48.13s \| 38.8%)	1:15.99 (+48.13s \| 38.8%)	1:13.79 (+50.33s \| 40.5%)	1:12.19 (+51.93s \| 41.8%)	1:13.29 (+50.83s \| 41.0%)	N/A	1:10.29 (+53.83s \| 43.4%)	1:41.49 (+22.63s \| 18.2%)
IM 200 M	4:26.03	3:17.09 (+68.94s \| 25.9%)	3:09.69 (+76.34s \| 28.7%)	3:00.29 (+85.74s \| 32.2%)	2:46.39 (+99.64s \| 37.5%)	2:37.59 (+108.44s \| 40.8%)	2:31.09 (+114.94s \| 43.2%)	2:26.19 (+119.84s \| 45.0%)	2:26.19 (+119.84s \| 45.0%)	2:22.09 (+123.94s \| 46.6%)	2:19.49 (+126.54s \| 47.6%)	2:20.99 (+125.04s \| 47.0%)	N/A	2:16.09 (+129.94s \| 48.8%)	3:08.89 (+77.14s \| 29.0%)