Catherine Dieffenthaller

Age: 17 years old
Age Category: 17-18
Team: Saint Petersburg Aquatics | Florida Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Saint Petersburg Aquatics

Florida Swimming

Southern Zone

USA

Free 50 Y

23.46

09/19/2025

AA: 22.59 (+0.87s | 3.7%)

232

922

1,000+

Free 100 Y

56.84

02/28/2025

AA: 55.89 (+0.95s | 1.7%)

175

648

1,000+

50 Free

26.78

100 Free

30.06

56.84

100 Free

56.84

Free 200 Y

2:07.75

11/22/2024

A: 2:06.19 (+1.56s | 1.2%)

180

766

1,000+

50 Free

28.43

100 Free

32.46

1:00.89

100 Free

1:00.89

150 Free

33.44

1:34.33

200 Free

33.42

2:07.75

100 Free

1:06.86

Back 50 Y

28.71

11/22/2024

150

460

1,000+

Breast 50 Y

29.99

03/13/2025

Breast 100 Y

1:03.63

03/13/2025

AAA

AAAA: 1:03.59 (+0.04s | 0.1%)

50 Breast

29.93

100 Breast

33.70

1:03.63

100 Breast

1:03.63

Breast 200 Y

2:17.23

12/05/2025

AAAA

50 Breast

31.26

100 Breast

34.39

1:05.65

100 Breast

1:05.65

150 Breast

35.10

1:40.75

200 Breast

36.48

2:17.23

100 Breast

1:11.58

Fly 50 Y

26.56

11/22/2024

212

523

1,000+

Fly 100 Y

59.25

11/22/2024

A: 56.09 (+3.16s | 5.3%)

267

1,000+

50 Fly

26.47

100 Fly

32.78

59.25

100 Fly

59.25

IM 200 Y

2:11.86

09/19/2025

AAA: 2:08.49 (+3.37s | 2.6%)

172

721

50 Fly

28.86

100 Back

34.24

1:03.10

100 IM

1:03.10

150 Breast

37.17

1:40.27

200 Free

31.59

2:11.86

100 IM

1:08.76

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Saint Petersburg Aquatics

Florida Swimming

Southern Zone

USA

Free 50 M

27.46

01/17/2025

A: 27.39 (+0.07s | 0.3%)

210

571

1,000+

Free 100 M

1:06.55

01/16/2026

AA: 1:03.89 (+2.66s | 4.0%)

173

449

1,000+

50 Free

31.75

100 Free

34.80

1:06.55

100 Free

1:06.55

Back 50 M

35.79

05/16/2025

168

928

Breast 50 M

33.36

07/23/2025

Breast 100 M

1:13.60

07/23/2025

AAA

AAAA: 1:13.09 (+0.51s | 0.7%)

50 Breast

34.67

100 Breast

38.93

1:13.60

100 Breast

1:13.60

Breast 200 M

2:43.40

07/23/2025

AAA

AAAA: 2:37.49 (+5.91s | 3.6%)

120

50 Breast

37.00

100 Breast

41.65

1:18.65

100 Breast

1:18.65

150 Breast

42.25

2:00.90

200 Breast

42.50

2:43.40

100 Breast

1:24.75

Fly 50 M

32.55

05/16/2025

115

207

751

IM 200 M

2:33.22

07/23/2025

AAA: 2:28.79 (+4.43s | 2.9%)

142

651

Above are the fastest times that Catherine Dieffenthaller has achieved in her swimming career. For each event, you can find Catherine's best time, the corresponding time standard, as well as how much faster Catherine needs to be to reach the next level. The last columns provide Catherine rankings at the team and LSC levels. These rankings are based on the Catherine'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
Free 50 Y	23.46	24.89	23.89	23.89	23.29 (+0.17s \| 0.7%)	22.59 (+0.87s \| 3.7%)	22.79 (+0.67s \| 2.9%)
Free 100 Y	56.84	53.99 (+2.85s \| 5.0%)	51.89 (+4.95s \| 8.7%)	51.89 (+4.95s \| 8.7%)	50.39 (+6.45s \| 11.3%)	49.29 (+7.55s \| 13.3%)	49.69 (+7.15s \| 12.6%)
Free 200 Y	2:07.75	1:56.29 (+11.46s \| 9.0%)	1:52.89 (+14.86s \| 11.6%)	1:52.29 (+15.46s \| 12.1%)	1:49.09 (+18.66s \| 14.6%)	1:46.69 (+21.06s \| 16.5%)	1:47.39 (+20.36s \| 15.9%)
Back 50 Y	28.71	N/A	N/A	N/A	N/A	N/A	N/A
Breast 50 Y	29.99	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 Y	1:03.63	1:07.59	1:05.49	1:05.49	1:03.09 (+0.54s \| 0.8%)	1:01.79 (+1.84s \| 2.9%)	1:02.79 (+0.84s \| 1.3%)
Breast 200 Y	2:17.23	2:28.19	2:22.69	2:22.69	2:17.19 (+0.04s \| 0.0%)	2:13.59 (+3.64s \| 2.7%)	2:15.49 (+1.74s \| 1.3%)
Fly 50 Y	26.56	N/A	N/A	N/A	N/A	N/A	N/A
Fly 100 Y	59.25	59.19 (+0.06s \| 0.1%)	56.59 (+2.66s \| 4.5%)	56.59 (+2.66s \| 4.5%)	54.69 (+4.56s \| 7.7%)	53.49 (+5.76s \| 9.7%)	53.99 (+5.26s \| 8.9%)
IM 200 Y	2:11.86	2:10.49 (+1.37s \| 1.0%)	2:06.39 (+5.47s \| 4.1%)	2:06.39 (+5.47s \| 4.1%)	2:02.19 (+9.67s \| 7.3%)	1:59.49 (+12.37s \| 9.4%)	2:00.59 (+11.27s \| 8.5%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 M	27.46	28.69	27.39 (+0.07s \| 0.3%)	27.39 (+0.07s \| 0.3%)	26.89 (+0.57s \| 2.1%)	26.29 (+1.17s \| 4.3%)	26.59 (+0.87s \| 3.2%)
Free 100 M	1:06.55	1:01.89 (+4.66s \| 7.0%)	59.29 (+7.26s \| 10.9%)	59.29 (+7.26s \| 10.9%)	58.19 (+8.36s \| 12.6%)	56.99 (+9.56s \| 14.4%)	57.59 (+8.96s \| 13.5%)
Back 50 M	35.79	N/A	N/A	N/A	N/A	N/A	N/A
Breast 50 M	33.36	N/A	N/A	N/A	N/A	N/A	N/A
Breast 100 M	1:13.60	1:18.79	1:15.99	1:15.99	1:13.79	1:12.19 (+1.41s \| 1.9%)	1:13.29 (+0.31s \| 0.4%)
Breast 200 M	2:43.40	2:49.69	2:43.39 (+0.01s \| 0.0%)	2:43.39 (+0.01s \| 0.0%)	2:38.59 (+4.81s \| 2.9%)	2:36.09 (+7.31s \| 4.5%)	2:38.29 (+5.11s \| 3.1%)
Fly 50 M	32.55	N/A	N/A	N/A	N/A	N/A	N/A
IM 200 M	2:33.22	2:31.09 (+2.13s \| 1.4%)	2:26.19 (+7.03s \| 4.6%)	2:26.19 (+7.03s \| 4.6%)	2:22.09 (+11.13s \| 7.3%)	2:19.49 (+13.73s \| 9.0%)	2:20.99 (+12.23s \| 8.0%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 TRIALS FUNDRAISER MEET

01/16/2026

SAINT PETERSBURG

200 M Breast

2:47.53

+4.13s

AAA: 2:44.99 (+2.54s | 1.5%)

50 Breast

37.38

100 Breast

42.27

1:19.65

100 Breast

1:19.65

150 Breast

43.06

2:02.71

200 Breast

44.82

2:47.53

100 Breast

1:27.88

100 M Free

1:06.55

AA: 1:03.89 (+2.66s | 4.0%)

50 Free

31.75

100 Free

34.80

1:06.55

100 Free

1:06.55

50 M Free

30.05

+2.59s

AA: 29.49 (+0.56s | 1.9%)

2025 Speedo Gator Holiday Classic

12/05/2025

Ocala

200 Y Breast

2:17.23

-3.17s (New PB)

AAAA

50 Breast

31.26

100 Breast

34.39

1:05.65

100 Breast

1:05.65

150 Breast

35.10

1:40.75

200 Breast

36.48

2:17.23

100 Breast

1:11.58

100 Y Breast

1:04.80

+1.17s

AAA

AAAA: 1:03.59 (+1.21s | 1.9%)

50 Breast

30.36

100 Breast

34.44

1:04.80

100 Breast

1:04.80

Kiefer Speedo Fall Invitational

09/19/2025

SAINT PETERSBURG

50 Y Free

23.46

-0.63s (New PB)

AA: 23.19 (+0.27s | 1.2%)

200 Y Breast

2:27.67

+7.27s

AAA: 2:26.19 (+1.48s | 1.0%)

50 Breast

33.35

100 Breast

36.95

1:10.30

100 Breast

1:10.30

150 Breast

37.70

1:48.00

200 Breast

39.67

2:27.67

100 Breast

1:17.37

50 Y Free

25.77

+1.68s

AAA: 24.99 (+0.78s | 3.0%)

200 Y IM

2:11.86

-0.94s (New PB)

AAA: 2:10.59 (+1.27s | 1.0%)

50 Fly

28.86

100 Back

34.24

1:03.10

100 IM

1:03.10

150 Breast

37.17

1:40.27

200 Free

31.59

2:11.86

100 IM

1:08.76

100 Y Free

56.89

+0.05s

AA: 56.49 (+0.40s | 0.7%)

50 Free

26.85

100 Free

30.04

56.89

100 Free

56.89

100 Y Breast

1:06.80

+3.17s

AAA

AAAA: 1:04.49 (+2.31s | 3.5%)

50 Breast

31.23

100 Breast

35.57

1:06.80

100 Breast

1:06.80

100 Y Fly

1:04.32

+5.07s

A: 1:03.79 (+0.53s | 0.8%)

50 Fly

29.85

100 Fly

34.47

1:04.32

100 Fly

1:04.32

2025 TYR FUTURES OCALA

07/23/2025

Ocala

200 M IM

2:33.22

-1.90s (New PB)

AAA: 2:30.19 (+3.03s | 2.0%)

100 M Breast

1:13.60

-5.73s (New PB)

AAAA

50 Breast

34.67

100 Breast

38.93

1:13.60

100 Breast

1:13.60

50 M Breast

33.36

-2.19s (New PB)

200 M Breast

2:43.40

-2.23s (New PB)

AAA

AAAA: 2:39.39 (+4.01s | 2.5%)

50 Breast

37.00

100 Breast

41.65

1:18.65

100 Breast

1:18.65

150 Breast

42.25

2:00.90

200 Breast

42.50

2:43.40

100 Breast

1:24.75

200 M Breast

2:45.63

-5.30s (New PB)

AAA

AAAA: 2:39.39 (+6.24s | 3.8%)

50 Breast

37.41

100 Breast

42.86

1:20.27

100 Breast

1:20.27

150 Breast

42.54

2:02.81

200 Breast

42.82

2:45.63

100 Breast

1:25.36

2025 SAINT PETE S 2nd LONG COURSE MEET

05/16/2025

SAINT PETERSBURG

50 M Free

30.57

+3.11s

AA: 29.59 (+0.98s | 3.2%)

200 M IM

2:35.12

AAA: 2:30.19 (+4.93s | 3.2%)

50 Fly

34.22

100 Back

41.70

1:15.92

100 IM

1:15.92

150 Breast

42.71

1:58.63

200 Free

36.49

2:35.12

100 IM

1:19.20

200 M Breast

2:50.93

AAA: 2:46.99 (+3.94s | 2.3%)

50 Breast

38.20

100 Breast

43.17

1:21.37

100 Breast

1:21.37

150 Breast

45.05

2:06.42

200 Breast

44.51

2:50.93

100 Breast

1:29.56

50 M Back

35.79

50 M Fly

32.55

50 M Breast

35.55

-0.65s (New PB)

100 M Breast

1:19.33

-0.47s (New PB)

AAA: 1:17.49 (+1.84s | 2.3%)

2025 Florida Swimming Spring Senior Champs

03/13/2025

Orlando

200 Y IM

2:12.80

-2.92s (New PB)

AAA: 2:10.59 (+2.21s | 1.7%)

50 Fly

28.60

100 Back

33.61

1:02.21

100 IM

1:02.21

150 Breast

38.02

1:40.23

200 Free

32.57

2:12.80

100 IM

1:10.59

100 Y Breast

1:03.63

-2.44s (New PB)

AAAA

50 Breast

29.93

100 Breast

33.70

1:03.63

100 Breast

1:03.63

50 Y Breast

29.99

-0.47s (New PB)

200 Y Breast

2:20.40

-7.00s (New PB)

AAA

AAAA: 2:19.49 (+0.91s | 0.6%)

50 Breast

31.05

100 Breast

34.90

1:05.95

100 Breast

1:05.95

150 Breast

36.74

1:42.69

200 Breast

37.71

2:20.40

100 Breast

1:14.45

50 Y Free

25.65

+1.56s

AAA: 24.99 (+0.66s | 2.6%)

2025 Spring Area 3 Championships

02/28/2025

Saint Petersburg

50 Y Back

31.07

+2.36s

50 Y Fly

28.47

+1.91s

100 Y Free

56.84

AA: 56.49 (+0.35s | 0.6%)

50 Free

26.78

100 Free

30.06

56.84

100 Free

56.84

50 Y Breast

30.70

+0.24s

200 Y Breast

2:27.40

AAA: 2:26.19 (+1.21s | 0.8%)

50 Breast

32.52

100 Breast

36.79

1:09.31

100 Breast

1:09.31

150 Breast

38.65

1:47.96

200 Breast

39.44

2:27.40

100 Breast

1:18.09

100 Y Breast

1:06.66

+0.59s

AAA

AAAA: 1:04.49 (+2.17s | 3.3%)

50 Breast

31.42

100 Breast

35.24

1:06.66

100 Breast

1:06.66

200 Y IM

2:15.72

-3.45s (New PB)

AAA: 2:10.59 (+5.13s | 3.8%)

50 Fly

29.44

100 Back

35.54

1:04.98

100 IM

1:04.98

150 Breast

37.77

1:42.75

200 Free

32.97

2:15.72

100 IM

1:10.74

2025 TBAC Winter Meet

02/07/2025

St Petersburg

200 Y IM

2:19.17

AA: 2:16.49 (+2.68s | 1.9%)

50 Fly

30.78

100 Back

36.37

1:07.15

100 IM

1:07.15

150 Breast

38.99

1:46.14

200 Free

33.03

2:19.17

100 IM

1:12.02

50 Y Fly

28.76

+2.20s

50 Y Back

31.12

+2.41s

100 Y Breast

1:09.16

+3.09s

AAA: 1:07.49 (+1.67s | 2.4%)

50 Breast

32.33

100 Breast

36.83

1:09.16

100 Breast

1:09.16

100 Y Fly

1:04.59

+5.34s

A: 1:03.79 (+0.80s | 1.2%)

50 Fly

30.58

100 Fly

34.01

1:04.59

100 Fly

1:04.59

50 Y Breast

31.09

+0.63s

BLOOMIN FAST SWIM MEET

01/24/2025

SAINT PETERSBURG

50 Y Breast

30.46

-0.07s (New PB)

100 Y Breast

1:11.89

+5.82s

BB: 1:11.39 (+0.50s | 0.7%)

50 Breast

31.90

100 Breast

39.99

1:11.89

100 Breast

1:11.89

50 Y Free

24.19

+0.10s

AA: 23.19 (+1.00s | 4.1%)

50 Y Back

30.95

+2.24s

50 Y Fly

29.43

+2.87s

50 Y Free

26.33

+2.24s

AA: 26.09 (+0.24s | 0.9%)

100 Y Fly

1:05.24

+5.99s

BB: 1:02.39 (+2.85s | 4.4%)

50 Fly

29.51

100 Fly

35.73

1:05.24

100 Fly

1:05.24

100 Y Breast

1:06.07

-2.84s (New PB)

AAA

AAAA: 1:04.49 (+1.58s | 2.4%)

50 Breast

30.88

100 Breast

35.19

1:06.07

100 Breast

1:06.07

100 Y Fly

1:06.36

+7.11s

A: 1:03.79 (+2.57s | 3.9%)

50 Fly

30.98

100 Fly

35.38

1:06.36

100 Fly

1:06.36

2025 TRIALS FUNDRAISER MEET

01/17/2025

SAINT PETERSBURG

50 M Breast

36.20

50 M Free

27.46

AA: 26.99 (+0.47s | 1.7%)

100 M Breast

1:19.80

AAA: 1:17.49 (+2.31s | 2.9%)

50 Breast

37.02

100 Breast

42.78

1:19.80

100 Breast

1:19.80

SPA PYP NOVEMBER 2024

11/22/2024

SAINT PETERSBURG

50 Y Free

24.37

+0.28s

A: 24.19 (+0.18s | 0.7%)

50 Y Fly

26.56

100 Y Breast

1:08.91

A: 1:05.89 (+3.02s | 4.4%)

50 Breast

30.85

100 Breast

38.06

1:08.91

100 Breast

1:08.91

100 Y Fly

59.25

A: 57.59 (+1.66s | 2.8%)

50 Fly

26.47

100 Fly

32.78

59.25

100 Fly

59.25

50 Y Back

28.71

50 Y Free

24.09

AA: 23.19 (+0.90s | 3.7%)

200 Y Free

2:07.75

A: 2:07.69 (+0.06s | 0.0%)

50 Free

28.43

100 Free

32.46

1:00.89

100 Free

1:00.89

150 Free

33.44

1:34.33

200 Free

33.42

2:07.75

100 Free

1:06.86

50 Y Breast

30.53

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.