Lionel Rosos

Age: 9 years old
Age Category: 10 & under
Team: Bayside Aquatics | Maryland Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Bayside Aquatics

Maryland Swimming

Eastern Zone

USA

Free 25 Y

23.22

9

11/01/2025

19

123

1,000+

Free 50 Y

51.50

9

09/26/2025

B: 38.19 (+13.31s | 25.8%)

30

416

1,000+

Free 100 Y

1:59.49

9

10/18/2025

B: 1:27.99 (+31.50s | 26.4%)

26

352

1,000+

Back 25 Y

31.67

9

11/01/2025

31

167

1,000+

Back 50 Y

58.61

9

01/17/2026

B: 48.29 (+10.32s | 17.6%)

26

361

1,000+

Back 100 Y

2:13.53

9

01/17/2026

B: 1:40.69 (+32.84s | 24.6%)

14

242

1,000+

50 Back

1:05.17

100 Back

1:08.36

2:13.53

100 Back

2:13.53

Breast 25 Y

30.59

9

11/01/2025

4

55

968

1,000+

Breast 50 Y

1:05.17

9

01/17/2026

B: 53.39 (+11.78s | 18.1%)

17

267

1,000+

Fly 50 Y

1:22.13

9

10/18/2025

B: 46.49 (+35.64s | 43.4%)

12

221

1,000+

IM 100 Y

2:15.13

9

01/17/2026

B: 1:39.69 (+35.44s | 26.2%)

21

282

1,000+

50 IM

1:06.31

100 IM

1:08.82

2:15.13

100 IM

2:15.13

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Bayside Aquatics	Maryland Swimming	Eastern Zone	USA

Above are the fastest times that Lionel Rosos has achieved in his swimming career. For each event, you can find Lionel's best time, the corresponding time standard, as well as how much faster Lionel needs to be to reach the next level. The last columns provide Lionel rankings at the team and LSC levels. These rankings are based on the Lionel'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	51.50	22.19 (+29.31s \| 56.9%)	21.29 (+30.21s \| 58.7%)	21.29 (+30.21s \| 58.7%)	20.59 (+30.91s \| 60.0%)	20.09 (+31.41s \| 61.0%)	20.39 (+31.11s \| 60.4%)	30.49 (+21.01s \| 40.8%)
Free 100 Y	1:59.49	48.19 (+71.30s \| 59.7%)	46.39 (+73.10s \| 61.2%)	46.39 (+73.10s \| 61.2%)	45.09 (+74.40s \| 62.3%)	43.49 (+76.00s \| 63.6%)	44.39 (+75.10s \| 62.9%)	1:07.19 (+52.30s \| 43.8%)
Back 50 Y	58.61	N/A	N/A	N/A	N/A	N/A	N/A	36.29 (+22.32s \| 38.1%)
Back 100 Y	2:13.53	53.89 (+79.64s \| 59.6%)	51.49 (+82.04s \| 61.4%)	51.49 (+82.04s \| 61.4%)	49.39 (+84.14s \| 63.0%)	47.59 (+85.94s \| 64.4%)	48.89 (+84.64s \| 63.4%)	1:16.59 (+56.94s \| 42.6%)
Breast 50 Y	1:05.17	N/A	N/A	N/A	N/A	N/A	N/A	40.29 (+24.88s \| 38.2%)
Fly 50 Y	1:22.13	N/A	N/A	N/A	N/A	N/A	N/A	34.69 (+47.44s \| 57.8%)
IM 100 Y	2:15.13	N/A	N/A	N/A	N/A	N/A	N/A	1:16.99 (+58.14s \| 43.0%)

Long Course Distance

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

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 Duck Bowl

01/17/2026

Stafford

50 Y Free

52.82

+1.32s

B: 38.19 (+14.63s | 27.7%)

9

4

7

3

100 Y Free

2:01.05

+1.56s

B: 1:27.99 (+33.06s | 27.3%)

9

1

5

1

50 Free

55.62

100 Free

1:05.43

2:01.05

100 Free

2:01.05

50 Y Breast

1:05.17

-2.45s (New PB)

B: 53.39 (+11.78s | 18.1%)

9

4

6

5

100 Y IM

2:15.13

-14.26s (New PB)

B: 1:39.69 (+35.44s | 26.2%)

9

3

1

50 IM

1:06.31

100 IM

1:08.82

2:15.13

100 IM

2:15.13

100 Y Back

2:13.53

B: 1:40.69 (+32.84s | 24.6%)

9

2

8

50 Back

1:05.17

100 Back

1:08.36

2:13.53

100 Back

2:13.53

50 Y Back

58.61

-9.02s (New PB)

B: 48.29 (+10.32s | 17.6%)

9

1

5

2

The Grinch Stole My Times (9 O BB Slowe) 2025

12/21/2025

Baltimore

50 Y Free

58.47

+6.97s

B: 38.19 (+20.28s | 34.7%)

9

2

1

100 Y IM

2:29.39

B: 1:39.69 (+49.70s | 33.3%)

9

1

8

2

50 Y Breast

1:12.07

+4.45s

B: 53.39 (+18.68s | 25.9%)

9

2

6

4

100 Y Free

2:35.91

+36.42s

B: 1:27.99 (+67.92s | 43.6%)

9

1

7

6

2025 Fox Fall Invitational 2

11/01/2025

Sterling

25 Y Free

23.22

9

1

5

6

25 Y Back

31.67

9

1

5

25 Y Breast

30.59

9

1

5

2

2025 Fox Fall Invitational 1 Copied

10/18/2025

Sterling

50 Y Fly

1:22.13

B: 46.49 (+35.64s | 43.4%)

9

3

4

9

100 Y Free

1:59.49

-21.52s (New PB)

B: 1:27.99 (+31.50s | 26.4%)

9

3

2

1

50 Y Breast

1:07.63

+0.01s

B: 53.39 (+14.24s | 21.1%)

9

4

9

8

RAC First Splash 2025

09/26/2025

Baltimore

50 Y Back

1:07.63

B: 48.29 (+19.34s | 28.6%)

9

2

7

6

50 Y Breast

1:07.62

B: 53.39 (+14.23s | 21.0%)

9

2

4

2

50 Y Free

51.50

B: 38.19 (+13.31s | 25.8%)

9

2

8

3

100 Y Free

2:21.01

B: 1:27.99 (+53.02s | 37.6%)

9

3

6

9

50 Free

59.72

100 Free

1:21.29

2:21.01

100 Free

2:21.01