William Erdtmann

Age: 17 years old
Age Category: 17-18
Team: Executive Swim Club | New England Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Executive Swim Club

New England Swimming

Eastern Zone

USA

Free 50 Y

23.39

10/17/2025

AA: 22.59 (+0.80s | 3.4%)

643

1,000+

Free 100 Y

49.66

11/21/2025

AA: 49.59 (+0.07s | 0.1%)

416

1,000+

50 Free

23.76

100 Free

25.90

49.66

100 Free

49.66

Free 200 Y

1:52.95

01/09/2026

AA: 1:49.69 (+3.26s | 2.9%)

553

1,000+

50 Free

26.13

100 Free

28.88

55.01

100 Free

55.01

150 Free

29.08

1:24.09

200 Free

28.86

1:52.95

100 Free

57.94

Free 500 Y

5:03.50

11/09/2025

AA: 4:58.39 (+5.11s | 1.7%)

309

1,000+

50 Free

26.09

100 Free

28.94

55.03

100 Free

55.03

150 Free

29.65

1:24.68

200 Free

30.78

1:55.46

100 Free

1:00.43

250 Free

30.82

2:26.28

300 Free

31.19

2:57.47

100 Free

1:02.01

350 Free

31.42

3:28.89

400 Free

31.61

4:00.50

100 Free

1:03.03

450 Free

31.72

4:32.22

500 Free

31.27

5:03.50

100 Free

1:03.00

Back 50 Y

27.21

10/17/2025

286

1,000+

Back 200 Y

2:06.08

11/21/2025

A: 2:03.29 (+2.79s | 2.2%)

326

1,000+

50 Back

30.35

100 Back

31.99

1:02.34

100 Back

1:02.34

150 Back

32.08

1:34.42

200 Back

31.66

2:06.08

100 Back

1:03.74

Breast 50 Y

29.54

01/09/2026

185

768

Breast 100 Y

1:02.07

12/18/2025

AA: 1:01.39 (+0.68s | 1.1%)

243

1,000+

50 Breast

28.97

100 Breast

33.10

1:02.07

100 Breast

1:02.07

Fly 50 Y

23.50

12/18/2025

198

Fly 100 Y

52.10

12/18/2025

AAA: 51.39 (+0.71s | 1.4%)

128

764

50 Fly

24.23

100 Fly

27.87

52.10

100 Fly

52.10

Fly 200 Y

1:53.95

12/18/2025

AAA

AAAA: 1:49.79 (+4.16s | 3.7%)

295

50 Fly

25.35

100 Fly

28.84

54.19

100 Fly

54.19

150 Fly

29.58

1:23.77

200 Fly

30.18

1:53.95

100 Fly

59.76

IM 200 Y

2:01.05

12/18/2025

AAA: 1:55.89 (+5.16s | 4.3%)

227

1,000+

50 Fly

25.02

100 Back

31.69

56.71

100 IM

56.71

150 Breast

35.29

1:32.00

200 Free

29.04

2:01.05

100 IM

1:04.34

IM 400 Y

4:21.13

11/21/2025

AA: 4:20.69 (+0.44s | 0.2%)

187

937

50 Fly

25.77

100 Fly

29.93

55.70

100 Fly

55.70

150 Back

35.10

1:30.80

200 Back

34.62

2:05.42

100 Back

1:09.72

250 Breast

37.47

2:42.89

300 Breast

37.70

3:20.59

100 Breast

1:15.17

350 Free

30.68

3:51.27

400 Free

29.86

4:21.13

100 Free

1:00.54

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Executive Swim Club	New England Swimming	Eastern Zone	USA

Above are the fastest times that William Erdtmann has achieved in his swimming career. For each event, you can find William's best time, the corresponding time standard, as well as how much faster William needs to be to reach the next level. The last columns provide William rankings at the team and LSC levels. These rankings are based on the William'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
Free 50 Y	23.39	22.19 (+1.20s \| 5.1%)	21.29 (+2.10s \| 9.0%)	21.29 (+2.10s \| 9.0%)	20.59 (+2.80s \| 12.0%)	20.09 (+3.30s \| 14.1%)	20.39 (+3.00s \| 12.8%)
Free 100 Y	49.66	48.19 (+1.47s \| 3.0%)	46.39 (+3.27s \| 6.6%)	46.39 (+3.27s \| 6.6%)	45.09 (+4.57s \| 9.2%)	43.49 (+6.17s \| 12.4%)	44.39 (+5.27s \| 10.6%)
Free 200 Y	1:52.95	1:45.79 (+7.16s \| 6.3%)	1:41.59 (+11.36s \| 10.1%)	1:41.59 (+11.36s \| 10.1%)	1:38.79 (+14.16s \| 12.5%)	1:36.49 (+16.46s \| 14.6%)	1:38.09 (+14.86s \| 13.2%)
Free 500 Y	5:03.50	4:47.79 (+15.71s \| 5.2%)	4:37.09 (+26.41s \| 8.7%)	4:37.09 (+26.41s \| 8.7%)	4:29.49 (+34.01s \| 11.2%)	4:22.09 (+41.41s \| 13.6%)	4:27.69 (+35.81s \| 11.8%)
Back 50 Y	27.21	N/A	N/A	N/A	N/A	N/A	N/A
Back 200 Y	2:06.08	1:57.29 (+8.79s \| 7.0%)	1:52.79 (+13.29s \| 10.5%)	1:52.79 (+13.29s \| 10.5%)	1:48.29 (+17.79s \| 14.1%)	1:45.49 (+20.59s \| 16.3%)	1:47.09 (+18.99s \| 15.1%)
Breast 50 Y	29.54	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:02.07	1:00.89 (+1.18s \| 1.9%)	57.99 (+4.08s \| 6.6%)	57.99 (+4.08s \| 6.6%)	55.89 (+6.18s \| 10.0%)	54.19 (+7.88s \| 12.7%)	55.29 (+6.78s \| 10.9%)
Fly 50 Y	23.50	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	52.10	52.89	50.59 (+1.51s \| 2.9%)	50.59 (+1.51s \| 2.9%)	48.99 (+3.11s \| 6.0%)	47.79 (+4.31s \| 8.3%)	48.39 (+3.71s \| 7.1%)
Fly 200 Y	1:53.95	1:58.89	1:53.69 (+0.26s \| 0.2%)	1:53.69 (+0.26s \| 0.2%)	1:49.59 (+4.36s \| 3.8%)	1:45.99 (+7.96s \| 7.0%)	1:47.89 (+6.06s \| 5.3%)
IM 200 Y	2:01.05	1:58.19 (+2.86s \| 2.4%)	1:53.89 (+7.16s \| 5.9%)	1:53.89 (+7.16s \| 5.9%)	1:50.09 (+10.96s \| 9.1%)	1:46.39 (+14.66s \| 12.1%)	1:48.89 (+12.16s \| 10.0%)
IM 400 Y	4:21.13	4:14.69 (+6.44s \| 2.5%)	4:06.99 (+14.14s \| 5.4%)	4:06.99 (+14.14s \| 5.4%)	3:57.59 (+23.54s \| 9.0%)	3:48.79 (+32.34s \| 12.4%)	3:52.69 (+28.44s \| 10.9%)

Long Course Distance

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

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 NE NSSC January 9 11 BC Meet

01/09/2026

Boston

200 Y Free

1:52.95

AA: 1:49.69 (+3.26s | 2.9%)

50 Free

26.13

100 Free

28.88

55.01

100 Free

55.01

150 Free

29.08

1:24.09

200 Free

28.86

1:52.95

100 Free

57.94

50 Y Back

27.93

+0.72s

50 Y Fly

24.85

+1.35s

50 Y Breast

29.54

100 Y IM

58.49

50 IM

26.89

100 IM

31.60

58.49

100 IM

58.49

50 Y Free

24.14

+0.75s

A: 23.59 (+0.55s | 2.3%)

100 Y Fly

54.48

+2.38s

AA: 53.69 (+0.79s | 1.5%)

50 Fly

25.54

100 Fly

28.94

54.48

100 Fly

54.48

2026 NE NSSC Senior Championships

12/18/2025

Andover

50 Y Fly

23.50

-0.18s (New PB)

200 Y Fly

1:53.95

-5.11s (New PB)

AAA

AAAA: 1:49.79 (+4.16s | 3.7%)

50 Fly

25.35

100 Fly

28.84

54.19

100 Fly

54.19

150 Fly

29.58

1:23.77

200 Fly

30.18

1:53.95

100 Fly

59.76

100 Y Fly

52.10

-0.09s (New PB)

AAA: 51.39 (+0.71s | 1.4%)

50 Fly

24.23

100 Fly

27.87

52.10

100 Fly

52.10

100 Y Breast

1:02.07

-2.14s (New PB)

AA: 1:01.39 (+0.68s | 1.1%)

50 Breast

28.97

100 Breast

33.10

1:02.07

100 Breast

1:02.07

200 Y IM

2:01.05

-1.84s (New PB)

AAA: 1:55.89 (+5.16s | 4.3%)

50 Fly

25.02

100 Back

31.69

56.71

100 IM

56.71

150 Breast

35.29

1:32.00

200 Free

29.04

2:01.05

100 IM

1:04.34

2025 NE NSSC Tukey Classic At PA

11/21/2025

Andover

200 Y Back

2:06.08

-4.48s (New PB)

A: 2:03.29 (+2.79s | 2.2%)

50 Back

30.35

100 Back

31.99

1:02.34

100 Back

1:02.34

150 Back

32.08

1:34.42

200 Back

31.66

2:06.08

100 Back

1:03.74

50 Y Fly

23.68

-0.99s (New PB)

400 Y IM

4:21.13

AA: 4:20.69 (+0.44s | 0.2%)

50 Fly

25.77

100 Fly

29.93

55.70

100 Fly

55.70

150 Back

35.10

1:30.80

200 Back

34.62

2:05.42

100 Back

1:09.72

250 Breast

37.47

2:42.89

300 Breast

37.70

3:20.59

100 Breast

1:15.17

350 Free

30.68

3:51.27

400 Free

29.86

4:21.13

100 Free

1:00.54

100 Y Fly

52.19

-1.43s (New PB)

AAA: 51.39 (+0.80s | 1.5%)

50 Fly

24.44

100 Fly

27.75

52.19

100 Fly

52.19

100 Y Free

49.66

-1.49s (New PB)

AA: 49.59 (+0.07s | 0.1%)

50 Free

23.76

100 Free

25.90

49.66

100 Free

49.66

200 Y IM

2:02.89

AA: 2:01.09 (+1.80s | 1.5%)

50 Fly

25.29

100 Back

32.40

57.69

100 IM

57.69

150 Breast

35.68

1:33.37

200 Free

29.52

2:02.89

100 IM

1:05.20

2025 NE CRIM November Distance Meet Copied

11/09/2025

Andover

500 Y Free

5:03.50

AA: 4:58.39 (+5.11s | 1.7%)

50 Free

26.09

100 Free

28.94

55.03

100 Free

55.03

150 Free

29.65

1:24.68

200 Free

30.78

1:55.46

100 Free

1:00.43

250 Free

30.82

2:26.28

300 Free

31.19

2:57.47

100 Free

1:02.01

350 Free

31.42

3:28.89

400 Free

31.61

4:00.50

100 Free

1:03.03

450 Free

31.72

4:32.22

500 Free

31.27

5:03.50

100 Free

1:03.00

2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST

10/17/2025

Worcester

50 Y Free

23.39

AA: 22.59 (+0.80s | 3.4%)

100 Y Fly

53.62

AAA: 51.39 (+2.23s | 4.2%)

50 Fly

24.84

100 Fly

28.78

53.62

100 Fly

53.62

200 Y Fly

1:59.06

AAA: 1:55.09 (+3.97s | 3.3%)

50 Fly

26.93

100 Fly

30.21

57.14

100 Fly

57.14

150 Fly

30.41

1:27.55

200 Fly

31.51

1:59.06

100 Fly

1:01.92

100 Y Breast

1:04.21

A: 1:03.99 (+0.22s | 0.3%)

50 Breast

30.13

100 Breast

34.08

1:04.21

100 Breast

1:04.21

100 Y Free

51.15

AA: 49.59 (+1.56s | 3.0%)

50 Free

24.54

100 Free

26.61

51.15

100 Free

51.15

50 Y Back

27.21

50 Y Fly

24.67

200 Y Back

2:10.56

A: 2:03.29 (+7.27s | 5.6%)

50 Back

31.05

100 Back

33.69

1:04.74

100 Back

1:04.74

150 Back

32.93

1:37.67

200 Back

32.89

2:10.56

100 Back

1:05.82

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	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 Y	23.39	22.19 (+1.20s \| 5.1%)	21.29 (+2.10s \| 9.0%)	21.29 (+2.10s \| 9.0%)	20.59 (+2.80s \| 12.0%)	20.09 (+3.30s \| 14.1%)	20.39 (+3.00s \| 12.8%)
Free 100 Y	49.66	48.19 (+1.47s \| 3.0%)	46.39 (+3.27s \| 6.6%)	46.39 (+3.27s \| 6.6%)	45.09 (+4.57s \| 9.2%)	43.49 (+6.17s \| 12.4%)	44.39 (+5.27s \| 10.6%)
Free 200 Y	1:52.95	1:45.79 (+7.16s \| 6.3%)	1:41.59 (+11.36s \| 10.1%)	1:41.59 (+11.36s \| 10.1%)	1:38.79 (+14.16s \| 12.5%)	1:36.49 (+16.46s \| 14.6%)	1:38.09 (+14.86s \| 13.2%)
Free 500 Y	5:03.50	4:47.79 (+15.71s \| 5.2%)	4:37.09 (+26.41s \| 8.7%)	4:37.09 (+26.41s \| 8.7%)	4:29.49 (+34.01s \| 11.2%)	4:22.09 (+41.41s \| 13.6%)	4:27.69 (+35.81s \| 11.8%)
Back 50 Y	27.21	N/A	N/A	N/A	N/A	N/A	N/A
Back 200 Y	2:06.08	1:57.29 (+8.79s \| 7.0%)	1:52.79 (+13.29s \| 10.5%)	1:52.79 (+13.29s \| 10.5%)	1:48.29 (+17.79s \| 14.1%)	1:45.49 (+20.59s \| 16.3%)	1:47.09 (+18.99s \| 15.1%)
Breast 50 Y	29.54	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:02.07	1:00.89 (+1.18s \| 1.9%)	57.99 (+4.08s \| 6.6%)	57.99 (+4.08s \| 6.6%)	55.89 (+6.18s \| 10.0%)	54.19 (+7.88s \| 12.7%)	55.29 (+6.78s \| 10.9%)
Fly 50 Y	23.50	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	52.10	52.89	50.59 (+1.51s \| 2.9%)	50.59 (+1.51s \| 2.9%)	48.99 (+3.11s \| 6.0%)	47.79 (+4.31s \| 8.3%)	48.39 (+3.71s \| 7.1%)
Fly 200 Y	1:53.95	1:58.89	1:53.69 (+0.26s \| 0.2%)	1:53.69 (+0.26s \| 0.2%)	1:49.59 (+4.36s \| 3.8%)	1:45.99 (+7.96s \| 7.0%)	1:47.89 (+6.06s \| 5.3%)
IM 200 Y	2:01.05	1:58.19 (+2.86s \| 2.4%)	1:53.89 (+7.16s \| 5.9%)	1:53.89 (+7.16s \| 5.9%)	1:50.09 (+10.96s \| 9.1%)	1:46.39 (+14.66s \| 12.1%)	1:48.89 (+12.16s \| 10.0%)
IM 400 Y	4:21.13	4:14.69 (+6.44s \| 2.5%)	4:06.99 (+14.14s \| 5.4%)	4:06.99 (+14.14s \| 5.4%)	3:57.59 (+23.54s \| 9.0%)	3:48.79 (+32.34s \| 12.4%)	3:52.69 (+28.44s \| 10.9%)