Sebastian Brassfield

Age: 10 years old
Age Category: 10 & under
Team: Alamo Heights Aquatic Club ? A | South Texas Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Alamo Heights Aquatic Club ? A

South Texas Swimming

Southern Zone

USA

Free 50 Y

35.40

09/26/2026

BB: 34.59 (+0.81s | 2.3%)

Rankings

Free 100 Y

1:20.96

Analysis

10/10/2026

BB: 1:18.89 (+2.07s | 2.6%)

Rankings

50 Free

39.01

100 Free

41.95

1:20.96

100 Free

1:20.96

Back 50 Y

42.43

10/10/2026

A: 37.59 (+4.84s | 11.4%)

Rankings

Back 100 Y

1:31.55

Analysis

09/20/2026

BB: 1:30.09 (+1.46s | 1.6%)

Rankings

Breast 50 Y

54.99

09/26/2026

B: 53.39 (+1.60s | 2.9%)

Rankings

Fly 50 Y

48.33

10/10/2026

B: 46.49 (+1.84s | 3.8%)

Rankings

IM 100 Y

1:35.12

Analysis

09/26/2026

BB: 1:29.69 (+5.43s | 5.7%)

Rankings

50 IM

43.71

100 IM

51.41

1:35.12

100 IM

1:35.12

Long course distance

Event

Time

Age

Date

Standard

Next Standard

Alamo Heights Aquatic Club ? A

South Texas Swimming

Southern Zone

USA

Free 50 M

43.18

04/18/2026

BB: 39.79 (+3.39s | 7.9%)

Rankings

Free 100 M

1:30.95

Analysis

06/26/2026

BB: 1:30.59 (+0.36s | 0.4%)

Rankings

Free 200 M

3:16.11

Analysis

06/26/2026

BB: 3:14.99 (+1.12s | 0.6%)

Rankings

50 Free

42.78

100 Free

52.80

1:35.58

100 Free

1:35.58

150 Free

53.96

2:29.54

200 Free

46.57

3:16.11

100 Free

1:40.53

Back 50 M

49.29

05/15/2026

A: 43.09 (+6.20s | 12.6%)

Rankings

Back 100 M

1:43.35

Analysis

05/15/2026

A: 1:32.29 (+11.06s | 10.7%)

Rankings

50 Back

50.62

100 Back

52.73

1:43.35

100 Back

1:43.35

Back 200 M

3:39.06

Analysis

05/15/2026

Rankings

50 Back

52.30

100 Back

56.34

1:48.64

100 Back

1:48.64

150 Back

56.97

2:45.61

200 Back

53.45

3:39.06

100 Back

1:50.42

Breast 50 M

1:04.72

05/01/2026

B: 1:00.89 (+3.83s | 5.9%)

Rankings

Fly 50 M

58.46

06/11/2026

B: 52.29 (+6.17s | 10.6%)

Rankings

Above are the fastest times that Sebastian Brassfield has achieved in his swimming career. For each event, you can find Sebastian's best time, the corresponding time standard, as well as how much faster Sebastian needs to be to reach the next level. The last columns provide Sebastian rankings at the team and LSC levels. These rankings are based on the Sebastian'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	35.40	22.19 (+13.21s \| 37.3%) 22.79 (+12.61s \| 35.6%)	21.29 (+14.11s \| 39.9%)	21.29 (+14.11s \| 39.9%)	20.49 (+14.91s \| 42.1%)	19.69 (+15.71s \| 44.4%)	20.39 (+15.01s \| 42.4%)
Free 100 Y	1:20.96	48.19 (+32.77s \| 40.5%) 49.49 (+31.47s \| 38.9%)	46.39 (+34.57s \| 42.7%)	46.39 (+34.57s \| 42.7%)	44.89 (+36.07s \| 44.6%)	43.09 (+37.87s \| 46.8%)	44.39 (+36.57s \| 45.2%)
Back 50 Y	42.43	24.79 (+17.64s \| 41.6%) 25.39 (+17.04s \| 40.2%)	N/A	N/A	N/A	21.49 (+20.94s \| 49.4%)	N/A
Back 100 Y	1:31.55	53.89 (+37.66s \| 41.1%) 55.39 (+36.16s \| 39.5%)	51.49 (+40.06s \| 43.8%)	51.49 (+40.06s \| 43.8%)	49.19 (+42.36s \| 46.3%)	46.99 (+44.56s \| 48.7%)	48.89 (+42.66s \| 46.6%)
Breast 50 Y	54.99	27.69 (+27.30s \| 49.6%) 28.09 (+26.90s \| 48.9%)	N/A	N/A	N/A	24.39 (+30.60s \| 55.6%)	N/A
Fly 50 Y	48.33	24.09 (+24.24s \| 50.2%) 24.39 (+23.94s \| 49.5%)	N/A	N/A	N/A	21.19 (+27.14s \| 56.2%)	N/A
IM 100 Y	1:35.12	N/A	N/A	N/A	N/A	N/A	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 50 M	43.18	25.89 (+17.29s \| 40.0%) 26.59 (+16.59s \| 38.4%)	24.59 (+18.59s \| 43.1%)	24.59 (+18.59s \| 43.1%)	24.09 (+19.09s \| 44.2%)	23.29 (+19.89s \| 46.1%)	23.79 (+19.39s \| 44.9%)	22.69 (+20.49s \| 47.5%)
Free 100 M	1:30.95	56.09 (+34.86s \| 38.3%) 57.69 (+33.26s \| 36.6%)	53.59 (+37.36s \| 41.1%)	53.59 (+37.36s \| 41.1%)	52.59 (+38.36s \| 42.2%)	50.89 (+40.06s \| 44.0%)	51.99 (+38.96s \| 42.8%)	49.79 (+41.16s \| 45.3%)
Free 200 M	3:16.11	2:03.09 (+73.02s \| 37.2%) 2:06.59 (+69.52s \| 35.4%)	1:57.79 (+78.32s \| 39.9%)	1:57.79 (+78.32s \| 39.9%)	1:55.29 (+80.82s \| 41.2%)	1:51.99 (+84.12s \| 42.9%)	1:54.09 (+82.02s \| 41.8%)	1:49.59 (+86.52s \| 44.1%)
Back 50 M	49.29	29.29 (+20.00s \| 40.6%) 29.79 (+19.50s \| 39.6%)	N/A	N/A	N/A	26.09 (+23.20s \| 47.1%)	N/A	25.59 (+23.70s \| 48.1%)
Back 100 M	1:43.35	1:03.29 (+40.06s \| 38.8%) 1:05.09 (+38.26s \| 37.0%)	1:00.59 (+42.76s \| 41.4%)	1:00.59 (+42.76s \| 41.4%)	58.79 (+44.56s \| 43.1%)	56.89 (+46.46s \| 45.0%)	58.19 (+45.16s \| 43.7%)	55.39 (+47.96s \| 46.4%)
Back 200 M	3:39.06	2:17.39 (+81.67s \| 37.3%) 2:21.29 (+77.77s \| 35.5%)	2:11.89 (+87.17s \| 39.8%)	2:11.89 (+87.17s \| 39.8%)	2:08.29 (+90.77s \| 41.4%)	2:04.59 (+94.47s \| 43.1%)	2:06.99 (+92.07s \| 42.0%)	2:01.59 (+97.47s \| 44.5%)
Breast 50 M	1:04.72	32.89 (+31.83s \| 49.2%) 33.39 (+31.33s \| 48.4%)	N/A	N/A	N/A	29.19 (+35.53s \| 54.9%)	N/A	28.09 (+36.63s \| 56.6%)
Fly 50 M	58.46	28.19 (+30.27s \| 51.8%) 28.69 (+29.77s \| 50.9%)	N/A	N/A	N/A	24.89 (+33.57s \| 57.4%)	N/A	23.99 (+34.47s \| 59.0%)

Progression

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

1:22.52

+1.56s

BB: 1:18.89 (+3.63s | 4.4%)

50 Free

39.73

100 Free

42.79

1:22.52

100 Free

1:22.52

50 Y Back

42.48

+0.05s

A: 37.59 (+4.89s | 11.5%)

50 Y Fly

48.35

+0.02s

B: 46.49 (+1.86s | 3.8%)

2026 ST AHAC Race Night #1

10/10/2026

San Antonio

100 Y IM

1:39.31

+4.19s

BB: 1:29.69 (+9.62s | 9.7%)

50 IM

46.52

100 IM

52.79

1:39.31

100 IM

1:39.31

50 Y Back

42.43

-0.73s (New PB)

A: 37.59 (+4.84s | 11.4%)

50 Y Fly

48.33

B: 46.49 (+1.84s | 3.8%)

100 Y Free

1:20.96

-4.11s (New PB)

BB: 1:18.89 (+2.07s | 2.6%)

50 Free

39.01

100 Free

41.95

1:20.96

100 Free

1:20.96

2026 NEAT 1st Annual SA Dual Meet Showcase

09/26/2026

San Antonio

50 Y Free

35.54

+0.14s

BB: 34.59 (+0.95s | 2.7%)

50 Y Back

43.16

BB: 42.89 (+0.27s | 0.6%)

50 Y Breast

54.99

B: 53.39 (+1.60s | 2.9%)

2026 1st Annual San Antonio Dual Meet Showcas

09/26/2026

San Antonio

50 Y Free

35.40

BB: 34.59 (+0.81s | 2.3%)

100 Y Back

1:32.72

+1.17s

BB: 1:30.09 (+2.63s | 2.8%)

50 Back

45.70

100 Back

47.02

1:32.72

100 Back

1:32.72

100 Y IM

1:35.12

-41.30s (New PB)

BB: 1:29.69 (+5.43s | 5.7%)

50 IM

43.71

100 IM

51.41

1:35.12

100 IM

1:35.12

2026 ST AHAC Vs SURGE

09/20/2026

San Antonio

100 Y Free

1:25.07

BB: 1:18.89 (+6.18s | 7.3%)

50 Free

39.11

100 Free

45.96

1:25.07

100 Free

1:25.07

100 Y IM

2:16.42

B: 1:39.69 (+36.73s | 26.9%)

50 IM

1:41.08

100 IM

35.34

2:16.42

100 IM

2:16.42

100 Y Back

1:31.55

BB: 1:30.09 (+1.46s | 1.6%)

2026 NEAT Long Course STX Championship

06/26/2026

San Antonio

100 M Free

1:30.95

-5.23s (New PB)

BB: 1:30.59 (+0.36s | 0.4%)

200 M Free

3:16.11

-9.67s (New PB)

BB: 3:14.99 (+1.12s | 0.6%)

50 Free

42.78

100 Free

52.80

1:35.58

100 Free

1:35.58

150 Free

53.96

2:29.54

200 Free

46.57

3:16.11

100 Free

1:40.53

50 M Back

50.56

+1.27s

BB: 49.29 (+1.27s | 2.5%)

2026 ST NIST George Block Invitational

06/11/2026

San Antonio

50 M Fly

58.46

-2.35s (New PB)

B: 52.29 (+6.17s | 10.6%)

50 M Breast

1:04.97

+0.25s

B: 1:00.89 (+4.08s | 6.3%)

100 M Back

1:50.08

+6.73s

BB: 1:44.49 (+5.59s | 5.1%)

50 Back

54.77

100 Back

55.31

1:50.08

100 Back

1:50.08

100 M Free

1:37.03

+0.85s

BB: 1:30.59 (+6.44s | 6.6%)

50 Free

44.99

100 Free

52.04

1:37.03

100 Free

1:37.03

2026 ST NIST Salute To The Troops

05/15/2026

San Antonio

200 M Back

3:39.06

50 Back

52.30

100 Back

56.34

1:48.64

100 Back

1:48.64

150 Back

56.97

2:45.61

200 Back

53.45

3:39.06

100 Back

1:50.42

200 M Free

3:25.78

-5.93s (New PB)

BB: 3:14.99 (+10.79s | 5.2%)

100 M Back

1:43.35

-4.15s (New PB)

A: 1:32.29 (+11.06s | 10.7%)

50 Back

50.62

100 Back

52.73

1:43.35

100 Back

1:43.35

50 M Breast

1:05.80

+1.08s

B: 1:00.89 (+4.91s | 7.5%)

50 M Back

49.29

-0.43s (New PB)

A: 43.09 (+6.20s | 12.6%)

100 M Free

1:36.18

-2.03s (New PB)

BB: 1:30.59 (+5.59s | 5.8%)

50 Free

44.52

100 Free

51.66

1:36.18

100 Free

1:36.18

50 M Free

49.70

+6.52s

B: 43.89 (+5.81s | 11.7%)

2026 ST AAAA 23rd Annual Cinco De Mayo

05/01/2026

San Antonio

50 M Breast

1:04.72

-1.66s (New PB)

B: 1:00.89 (+3.83s | 5.9%)

200 M Free

3:31.71

BB: 3:14.99 (+16.72s | 7.9%)

100 Free

1:43.17

100 Free

1:43.17

200 Free

1:48.54

3:31.71

100 Free

1:48.54

50 M Back

49.72

-2.69s (New PB)

BB: 49.29 (+0.43s | 0.9%)

100 M Free

1:41.24

+3.03s

B: 1:40.99 (+0.25s | 0.2%)

50 M Free

44.20

+1.02s

B: 43.89 (+0.31s | 0.7%)

50 M Fly

1:00.81

B: 52.29 (+8.52s | 14.0%)

2026 ST NIST Spring Into Long Course

04/18/2026

San Antonio

100 M Back

1:47.50

BB: 1:44.49 (+3.01s | 2.8%)

50 Back

52.82

100 Back

54.68

1:47.50

100 Back

1:47.50

50 M Free

43.18

BB: 39.79 (+3.39s | 7.9%)

50 M Back

52.41

BB: 49.29 (+3.12s | 6.0%)

100 M Free

1:38.21

BB: 1:30.59 (+7.62s | 7.8%)

50 Free

45.91

100 Free

52.30

1:38.21

100 Free

1:38.21

50 M Breast

1:06.38

B: 1:00.89 (+5.49s | 8.3%)

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	U.S. Olympic Team Trials
Free 50 M	43.18	25.89 (+17.29s \| 40.0%) 26.59 (+16.59s \| 38.4%)	24.59 (+18.59s \| 43.1%)	24.59 (+18.59s \| 43.1%)	24.09 (+19.09s \| 44.2%)	23.29 (+19.89s \| 46.1%)	23.79 (+19.39s \| 44.9%)	22.69 (+20.49s \| 47.5%)
Free 100 M	1:30.95	56.09 (+34.86s \| 38.3%) 57.69 (+33.26s \| 36.6%)	53.59 (+37.36s \| 41.1%)	53.59 (+37.36s \| 41.1%)	52.59 (+38.36s \| 42.2%)	50.89 (+40.06s \| 44.0%)	51.99 (+38.96s \| 42.8%)	49.79 (+41.16s \| 45.3%)
Free 200 M	3:16.11	2:03.09 (+73.02s \| 37.2%) 2:06.59 (+69.52s \| 35.4%)	1:57.79 (+78.32s \| 39.9%)	1:57.79 (+78.32s \| 39.9%)	1:55.29 (+80.82s \| 41.2%)	1:51.99 (+84.12s \| 42.9%)	1:54.09 (+82.02s \| 41.8%)	1:49.59 (+86.52s \| 44.1%)
Back 50 M	49.29	29.29 (+20.00s \| 40.6%) 29.79 (+19.50s \| 39.6%)	N/A	N/A	N/A	26.09 (+23.20s \| 47.1%)	N/A	25.59 (+23.70s \| 48.1%)
Back 100 M	1:43.35	1:03.29 (+40.06s \| 38.8%) 1:05.09 (+38.26s \| 37.0%)	1:00.59 (+42.76s \| 41.4%)	1:00.59 (+42.76s \| 41.4%)	58.79 (+44.56s \| 43.1%)	56.89 (+46.46s \| 45.0%)	58.19 (+45.16s \| 43.7%)	55.39 (+47.96s \| 46.4%)
Back 200 M	3:39.06	2:17.39 (+81.67s \| 37.3%) 2:21.29 (+77.77s \| 35.5%)	2:11.89 (+87.17s \| 39.8%)	2:11.89 (+87.17s \| 39.8%)	2:08.29 (+90.77s \| 41.4%)	2:04.59 (+94.47s \| 43.1%)	2:06.99 (+92.07s \| 42.0%)	2:01.59 (+97.47s \| 44.5%)
Breast 50 M	1:04.72	32.89 (+31.83s \| 49.2%) 33.39 (+31.33s \| 48.4%)	N/A	N/A	N/A	29.19 (+35.53s \| 54.9%)	N/A	28.09 (+36.63s \| 56.6%)
Fly 50 M	58.46	28.19 (+30.27s \| 51.8%) 28.69 (+29.77s \| 50.9%)	N/A	N/A	N/A	24.89 (+33.57s \| 57.4%)	N/A	23.99 (+34.47s \| 59.0%)