Sebastien Boselly

Age: 12 years old
Age Category: 11-12
Team: North East Aquatic Team | South Texas Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

North East Aquatic Team

South Texas Swimming

Southern Zone

USA

Free 50 Y

34.50

12

10/24/2026

B: 32.79 (+1.71s | 5.0%)

Rankings

Free 100 Y

1:46.06

Analysis

12

10/04/2025

B: 1:11.49 (+34.57s | 32.6%)

Rankings

50 Free

49.67

100 Free

56.39

1:46.06

100 Free

1:46.06

Free 200 Y

2:55.46

Analysis

12

10/24/2026

B: 2:35.99 (+19.47s | 11.1%)

Rankings

50 Free

36.07

100 Free

44.83

1:20.90

100 Free

1:20.90

150 Free

48.52

2:09.42

200 Free

46.04

2:55.46

100 Free

1:34.56

Back 50 Y

52.32

12

12/13/2025

B: 38.49 (+13.83s | 26.4%)

Rankings

Back 100 Y

1:31.38

Analysis

12

10/24/2026

B: 1:22.19 (+9.19s | 10.1%)

Rankings

50 Back

43.65

100 Back

47.73

1:31.38

100 Back

1:31.38

Breast 50 Y

45.74

12

10/24/2026

B: 43.49 (+2.25s | 4.9%)

Rankings

Fly 50 Y

57.31

12

12/13/2025

B: 37.09 (+20.22s | 35.3%)

Rankings

Long course distance

Event

Time

Age

Date

Standard

Next Standard

North East Aquatic Team

South Texas Swimming

Southern Zone

USA

Free 100 M

1:36.61

Analysis

12

07/17/2026

B: 1:22.09 (+14.52s | 15.0%)

Rankings

50 Free

44.27

100 Free

52.34

1:36.61

100 Free

1:36.61

Breast 50 M

53.92

12

07/17/2026

B: 49.79 (+4.13s | 7.7%)

Rankings

Above are the fastest times that Sebastien Boselly has achieved in his swimming career. For each event, you can find Sebastien's best time, the corresponding time standard, as well as how much faster Sebastien needs to be to reach the next level. The last columns provide Sebastien rankings at the team and LSC levels. These rankings are based on the Sebastien'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
Got the Bonus time standard (extra events for qualified swimmers)

Short Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ
Free 50 Y	34.50	22.19 (+12.31s \| 35.7%) 22.79 (+11.71s \| 33.9%)	21.29 (+13.21s \| 38.3%)	21.29 (+13.21s \| 38.3%)	20.49 (+14.01s \| 40.6%)	19.69 (+14.81s \| 42.9%)	20.39 (+14.11s \| 40.9%)
Free 100 Y	1:46.06	48.19 (+57.87s \| 54.6%) 49.49 (+56.57s \| 53.3%)	46.39 (+59.67s \| 56.3%)	46.39 (+59.67s \| 56.3%)	44.89 (+61.17s \| 57.7%)	43.09 (+62.97s \| 59.4%)	44.39 (+61.67s \| 58.1%)
Free 200 Y	2:55.46	1:45.79 (+69.67s \| 39.7%) 1:48.79 (+66.67s \| 38.0%)	1:41.59 (+73.87s \| 42.1%)	1:41.59 (+73.87s \| 42.1%)	1:38.39 (+77.07s \| 43.9%)	1:34.99 (+80.47s \| 45.9%)	1:38.09 (+77.37s \| 44.1%)
Back 50 Y	52.32	24.79 (+27.53s \| 52.6%) 25.39 (+26.93s \| 51.5%)	N/A	N/A	N/A	21.49 (+30.83s \| 58.9%)	N/A
Back 100 Y	1:31.38	53.89 (+37.49s \| 41.0%) 55.39 (+35.99s \| 39.4%)	51.49 (+39.89s \| 43.7%)	51.49 (+39.89s \| 43.7%)	49.19 (+42.19s \| 46.2%)	46.99 (+44.39s \| 48.6%)	48.89 (+42.49s \| 46.5%)
Breast 50 Y	45.74	27.69 (+18.05s \| 39.5%) 28.09 (+17.65s \| 38.6%)	N/A	N/A	N/A	24.39 (+21.35s \| 46.7%)	N/A
Fly 50 Y	57.31	24.09 (+33.22s \| 58.0%) 24.39 (+32.92s \| 57.4%)	N/A	N/A	N/A	21.19 (+36.12s \| 63.0%)	N/A

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	U.S. Olympic Team Trials
Free 100 M	1:36.61	56.09 (+40.52s \| 41.9%) 57.69 (+38.92s \| 40.3%)	53.59 (+43.02s \| 44.5%)	53.59 (+43.02s \| 44.5%)	52.59 (+44.02s \| 45.6%)	50.89 (+45.72s \| 47.3%)	51.99 (+44.62s \| 46.2%)	49.79 (+46.82s \| 48.5%)
Breast 50 M	53.92	32.89 (+21.03s \| 39.0%) 33.39 (+20.53s \| 38.1%)	N/A	N/A	N/A	29.19 (+24.73s \| 45.9%)	N/A	28.09 (+25.83s \| 47.9%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2026 ST NIST Spooky Splash

10/24/2026

San Antonio

100 Y Back

1:31.38

B: 1:22.19 (+9.19s | 10.1%)

12

5

7

3

50 Back

43.65

100 Back

47.73

1:31.38

100 Back

1:31.38

200 Y Free

2:55.46

B: 2:35.99 (+19.47s | 11.1%)

12

5

4

8

50 Free

36.07

100 Free

44.83

1:20.90

100 Free

1:20.90

150 Free

48.52

2:09.42

200 Free

46.04

2:55.46

100 Free

1:34.56

50 Y Free

34.50

-10.65s (New PB)

B: 32.79 (+1.71s | 5.0%)

12

6

5

1

50 Y Breast

45.74

-15.29s (New PB)

B: 43.49 (+2.25s | 4.9%)

12

2

7

6

2026 ST NEAT LC End Of Season Splash

07/17/2026

San Antonio

50 M Breast

53.92

B: 49.79 (+4.13s | 7.7%)

12

9

8

9

100 M Free

1:36.61

B: 1:22.09 (+14.52s | 15.0%)

12

1

2

50 Free

44.27

100 Free

52.34

1:36.61

100 Free

1:36.61

2025 ST SRG HOHOHO Howorth Classic

12/13/2025

New Braunfels

100 Y Free

1:46.24

+0.18s

B: 1:11.49 (+34.75s | 32.7%)

11

7

6

50 Free

50.73

100 Free

55.51

1:46.24

100 Free

1:46.24

50 Y Fly

57.31

-0.72s (New PB)

B: 37.09 (+20.22s | 35.3%)

11

1

8

50 Y Back

52.32

-0.23s (New PB)

B: 38.49 (+13.83s | 26.4%)

11

2

5

2025 Harvest Hustle

11/22/2025

San Antonio

50 Y Free

46.77

+1.62s

B: 32.79 (+13.98s | 29.9%)

11

3

1

4

50 Y Fly

58.03

-4.41s (New PB)

B: 37.09 (+20.94s | 36.1%)

11

8

3

4

50 Y Back

52.55

-1.54s (New PB)

B: 38.49 (+14.06s | 26.8%)

11

8

Autumn Sprints #2

10/18/2025

San Antonio

50 Y Back

54.09

B: 38.49 (+15.60s | 28.8%)

11

5

7

4

50 Y Free

45.15

B: 32.79 (+12.36s | 27.4%)

11

6

9

5

50 Y Breast

1:01.03

B: 43.49 (+17.54s | 28.7%)

11

5

9

50 Y Fly

1:02.44

B: 37.09 (+25.35s | 40.6%)

11

4

7

5

Autumn Sprints #1

10/04/2025

San Antonio

100 Y Free

1:46.06

B: 1:11.49 (+34.57s | 32.6%)

11

1

4

8

50 Free

49.67

100 Free

56.39

1:46.06

100 Free

1:46.06