Lianne Rosos

Age: 10 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

24.76

01/20/2024

203

1,000+

Free 50 Y

35.54

01/17/2026

A: 32.09 (+3.45s | 9.7%)

102

1,000+

Free 100 Y

1:21.68

01/17/2026

BB: 1:21.09 (+0.59s | 0.7%)

105

1,000+

50 Free

39.75

100 Free

41.93

1:21.68

100 Free

1:21.68

Back 25 Y

27.14

01/20/2024

170

1,000+

Back 50 Y

43.12

01/17/2026

A: 37.99 (+5.13s | 11.9%)

129

1,000+

Back 100 Y

1:38.74

01/17/2026

BB: 1:33.99 (+4.75s | 4.8%)

179

1,000+

50 Back

49.13

100 Back

49.61

1:38.74

100 Back

1:38.74

Breast 50 Y

54.55

10/18/2025

BB: 48.69 (+5.86s | 10.7%)

220

1,000+

Breast 100 Y

2:08.63

11/01/2025

B: 2:00.29 (+8.34s | 6.5%)

223

1,000+

50 Breast

1:01.63

100 Breast

1:07.00

2:08.63

100 Breast

2:08.63

Fly 25 Y

33.75

01/20/2024

163

1,000+

Fly 50 Y

45.07

01/17/2026

BB: 42.69 (+2.38s | 5.3%)

115

1,000+

IM 100 Y

1:40.60

12/21/2025

BB: 1:33.19 (+7.41s | 7.4%)

190

1,000+

50 IM

46.79

100 IM

53.81

1:40.60

100 IM

1:40.60

Long course distance

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

Above are the fastest times that Lianne Rosos has achieved in her swimming career. For each event, you can find Lianne's best time, the corresponding time standard, as well as how much faster Lianne needs to be to reach the next level. The last columns provide Lianne rankings at the team and LSC levels. These rankings are based on the Lianne'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	SouthWestern Age Group Regional
Free 50 Y	35.54	24.89 (+10.65s \| 30.0%)	23.89 (+11.65s \| 32.8%)	23.89 (+11.65s \| 32.8%)	23.29 (+12.25s \| 34.5%)	22.59 (+12.95s \| 36.4%)	22.79 (+12.75s \| 35.9%)	30.89 (+4.65s \| 13.1%)
Free 100 Y	1:21.68	53.99 (+27.69s \| 33.9%)	51.89 (+29.79s \| 36.5%)	51.89 (+29.79s \| 36.5%)	50.39 (+31.29s \| 38.3%)	49.29 (+32.39s \| 39.7%)	49.69 (+31.99s \| 39.2%)	1:08.19 (+13.49s \| 16.5%)
Back 50 Y	43.12	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+6.63s \| 15.4%)
Back 100 Y	1:38.74	59.49 (+39.25s \| 39.8%)	57.09 (+41.65s \| 42.2%)	57.09 (+41.65s \| 42.2%)	55.09 (+43.65s \| 44.2%)	53.89 (+44.85s \| 45.4%)	54.49 (+44.25s \| 44.8%)	1:17.89 (+20.85s \| 21.1%)
Breast 50 Y	54.55	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+14.16s \| 26.0%)
Breast 100 Y	2:08.63	1:07.59 (+61.04s \| 47.5%)	1:05.49 (+63.14s \| 49.1%)	1:05.49 (+63.14s \| 49.1%)	1:03.09 (+65.54s \| 51.0%)	1:01.79 (+66.84s \| 52.0%)	1:02.79 (+65.84s \| 51.2%)	1:27.99 (+40.64s \| 31.6%)
Fly 50 Y	45.07	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+9.98s \| 22.1%)
IM 100 Y	1:40.60	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+22.91s \| 22.8%)

Long Course Distance

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

Progression

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

43.12

-1.21s (New PB)

A: 37.99 (+5.13s | 11.9%)

100 Y Back

1:38.74

-9.44s (New PB)

BB: 1:33.99 (+4.75s | 4.8%)

50 Back

49.13

100 Back

49.61

1:38.74

100 Back

1:38.74

50 Y Fly

45.07

-4.48s (New PB)

BB: 42.69 (+2.38s | 5.3%)

50 Y Free

35.54

-1.46s (New PB)

A: 32.09 (+3.45s | 9.7%)

50 Y Breast

54.62

+0.07s

B: 54.59 (+0.03s | 0.1%)

100 Y Free

1:21.68

-7.64s (New PB)

BB: 1:21.09 (+0.59s | 0.7%)

50 Free

39.75

100 Free

41.93

1:21.68

100 Free

1:21.68

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

12/21/2025

Baltimore

50 Y Back

44.33

-5.18s (New PB)

BB: 43.29 (+1.04s | 2.3%)

50 Y Free

37.00

-1.46s (New PB)

BB: 35.99 (+1.01s | 2.7%)

100 Y IM

1:40.60

-6.86s (New PB)

BB: 1:33.19 (+7.41s | 7.4%)

50 IM

46.79

100 IM

53.81

1:40.60

100 IM

1:40.60

2025 Fox Fall Invitational 2

11/01/2025

Sterling

100 Y Breast

2:08.63

B: 2:00.29 (+8.34s | 6.5%)

50 Breast

1:01.63

100 Breast

1:07.00

2:08.63

100 Breast

2:08.63

50 Y Fly

50.09

+0.54s

B: 48.39 (+1.70s | 3.4%)

50 Y Back

50.64

+1.13s

B: 48.59 (+2.05s | 4.0%)

2025 Fox Fall Invitational 1 Copied

10/18/2025

Sterling

50 Y Breast

54.55

-1.96s (New PB)

BB: 48.69 (+5.86s | 10.7%)

50 Y Fly

49.55

B: 48.39 (+1.16s | 2.3%)

100 Y Free

1:29.32

-1.25s (New PB)

BB: 1:21.09 (+8.23s | 9.2%)

50 Free

42.25

100 Free

47.07

1:29.32

100 Free

1:29.32

RAC First Splash 2025

09/26/2025

Baltimore

50 Y Breast

56.51

B: 54.59 (+1.92s | 3.4%)

50 Y Back

49.51

B: 48.59 (+0.92s | 1.9%)

50 Y Free

38.46

-18.98s (New PB)

BB: 35.99 (+2.47s | 6.4%)

100 Y Free

1:30.57

BB: 1:21.09 (+9.48s | 10.5%)

50 Free

43.74

100 Free

46.83

1:30.57

100 Free

1:30.57

100 Y IM

1:47.46

B: 1:44.29 (+3.17s | 2.9%)

50 IM

51.38

100 IM

56.08

1:47.46

100 IM

1:47.46

100 Y Back

1:48.18

B: 1:45.79 (+2.39s | 2.2%)

50 Back

52.96

100 Back

55.22

1:48.18

100 Back

1:48.18

2024 Duck Bowl

01/20/2024

Stafford

25 Y Fly

33.75

25 Y Free

24.76

25 Y Back

27.14

50 Y Free

57.44

B: 39.79 (+17.65s | 30.7%)

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.