Bailey Koo

Age: 16 years old
Age Category: 15-16
Team: Aggie Swim Club | Gulf Swimming

Personal Best

Short course distance

Event

Time

Age

Date

Standard

Next Standard

Gulf Swimming

Aggie Swim Club

Free 50 Y

21.43

12/04/2025

AAA

AAAA: 21.19 (+0.24s | 1.1%)

Free 100 Y

47.42

12/04/2025

AAA

AAAA: 46.49 (+0.93s | 2.0%)

50 Free

22.42

100 Free

25.00

47.42

100 Free

47.42

Free 200 Y

1:48.88

12/04/2025

AAA: 1:46.89 (+1.99s | 1.8%)

50 Free

24.27

100 Free

27.59

51.86

100 Free

51.86

150 Free

28.25

1:20.11

200 Free

28.77

1:48.88

100 Free

57.02

Back 100 Y

53.00

12/04/2025

AAA

AAAA: 50.69 (+2.31s | 4.4%)

50 Back

25.34

100 Back

27.66

53.00

100 Back

53.00

Breast 100 Y

1:06.99

10/11/2024

A: 1:05.89 (+1.10s | 1.6%)

50 Breast

31.88

100 Breast

35.11

1:06.99

100 Breast

1:06.99

Fly 100 Y

55.17

12/04/2025

AAA: 52.79 (+2.38s | 4.3%)

50 Fly

25.03

100 Fly

30.14

55.17

100 Fly

55.17

IM 200 Y

2:05.98

02/09/2025

AA: 2:03.99 (+1.99s | 1.6%)

50 Fly

26.41

100 Back

32.62

59.03

100 IM

59.03

150 Breast

36.39

1:35.42

200 Free

30.56

2:05.98

100 IM

1:06.95

IM 400 Y

4:37.75

10/11/2024

A: 4:36.19 (+1.56s | 0.6%)

50 Fly

29.08

100 Fly

33.95

1:03.03

100 Fly

1:03.03

150 Back

36.24

1:39.27

200 Back

35.29

2:14.56

100 Back

1:11.53

250 Breast

40.23

2:54.79

300 Breast

40.85

3:35.64

100 Breast

1:21.08

350 Free

31.36

4:07.00

400 Free

30.75

4:37.75

100 Free

1:02.11

Long course distance

Event	Time		Age	Date	Standard	Next Standard	Gulf Swimming	Aggie Swim Club

Above are the fastest times that Bailey Koo has achieved in his swimming career. For each event, you can find Bailey's best time, the corresponding time standard, as well as how much faster Bailey needs to be to reach the next level. The last columns provide Bailey rankings at the team and LSC levels. These rankings are based on the Bailey'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
Free 50 Y	21.43	22.19	21.29 (+0.14s \| 0.7%)	21.29 (+0.14s \| 0.7%)	20.59 (+0.84s \| 3.9%)	20.09 (+1.34s \| 6.3%)	20.39 (+1.04s \| 4.9%)
Free 100 Y	47.42	48.19	46.39 (+1.03s \| 2.2%)	46.39 (+1.03s \| 2.2%)	45.09 (+2.33s \| 4.9%)	43.49 (+3.93s \| 8.3%)	44.39 (+3.03s \| 6.4%)
Free 200 Y	1:48.88	1:45.79 (+3.09s \| 2.8%)	1:41.59 (+7.29s \| 6.7%)	1:41.59 (+7.29s \| 6.7%)	1:38.79 (+10.09s \| 9.3%)	1:36.49 (+12.39s \| 11.4%)	1:38.09 (+10.79s \| 9.9%)
Back 100 Y	53.00	53.89	51.49 (+1.51s \| 2.8%)	51.49 (+1.51s \| 2.8%)	49.39 (+3.61s \| 6.8%)	47.59 (+5.41s \| 10.2%)	48.89 (+4.11s \| 7.8%)
Breast 100 Y	1:06.99	1:00.89 (+6.10s \| 9.1%)	57.99 (+9.00s \| 13.4%)	57.99 (+9.00s \| 13.4%)	55.89 (+11.10s \| 16.6%)	54.19 (+12.80s \| 19.1%)	55.29 (+11.70s \| 17.5%)
Fly 100 Y	55.17	52.89 (+2.28s \| 4.1%)	50.59 (+4.58s \| 8.3%)	50.59 (+4.58s \| 8.3%)	48.99 (+6.18s \| 11.2%)	47.79 (+7.38s \| 13.4%)	48.39 (+6.78s \| 12.3%)
IM 200 Y	2:05.98	1:58.19 (+7.79s \| 6.2%)	1:53.89 (+12.09s \| 9.6%)	1:53.89 (+12.09s \| 9.6%)	1:50.09 (+15.89s \| 12.6%)	1:46.39 (+19.59s \| 15.6%)	1:48.89 (+17.09s \| 13.6%)
IM 400 Y	4:37.75	4:14.69 (+23.06s \| 8.3%)	4:06.99 (+30.76s \| 11.1%)	4:06.99 (+30.76s \| 11.1%)	3:57.59 (+40.16s \| 14.5%)	3:48.79 (+48.96s \| 17.6%)	3:52.69 (+45.06s \| 16.2%)

Long Course Distance

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

Progression

See how Bailey Koo is improving gradually by choosing the distance and the stroke you are interested in. You can also compare the Bailey's time to another swimmer's and even view their profile for more information about them.

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View this profile

Meets

See all the meets Bailey Koo has participated in and his achievement. The last event displayed is the most recent. For each event, you can find the Bailey's time, the progress against Bailey's best time, the corresponding time standard, as well as how much faster Bailey needs to be to reach the next level.

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

RAFC Winter Classic

12/04/2025

Orlando

200 Y Free

1:48.88

-3.97s (New PB)

AAA: 1:46.89 (+1.99s | 1.8%)

50 Free

24.27

100 Free

27.59

51.86

100 Free

51.86

150 Free

28.25

1:20.11

200 Free

28.77

1:48.88

100 Free

57.02

50 Y Free

21.43

-0.48s (New PB)

AAA

AAAA: 21.19 (+0.24s | 1.1%)

100 Y Free

47.42

-0.73s (New PB)

AAA

AAAA: 46.49 (+0.93s | 2.0%)

50 Free

22.42

100 Free

25.00

47.42

100 Free

47.42

100 Y Back

53.00

-2.28s (New PB)

AAA

AAAA: 50.69 (+2.31s | 4.4%)

50 Back

25.34

100 Back

27.66

53.00

100 Back

53.00

100 Y Fly

55.17

-0.50s (New PB)

AAA: 52.79 (+2.38s | 4.3%)

50 Fly

25.03

100 Fly

30.14

55.17

100 Fly

55.17

2025 Gulf 13 Over Champs (LSST)

02/28/2025

Houston

100 Y Fly

55.67

-1.93s (New PB)

AA: 55.19 (+0.48s | 0.9%)

50 Fly

25.95

100 Fly

29.72

55.67

100 Fly

55.67

100 Y Free

48.15

-0.05s (New PB)

AAA

AAAA: 46.49 (+1.66s | 3.4%)

50 Free

23.11

100 Free

25.04

48.15

100 Free

48.15

Ags 020925 Intrasquad Meet

02/09/2025

College Station

200 Y IM

2:05.98

-1.89s (New PB)

AA: 2:03.99 (+1.99s | 1.6%)

50 Fly

26.41

100 Back

32.62

59.03

100 IM

59.03

150 Breast

36.39

1:35.42

200 Free

30.56

2:05.98

100 IM

1:06.95

50 Y Free

21.91

-0.89s (New PB)

AAA

AAAA: 21.19 (+0.72s | 3.3%)

100 Y Free

48.20

-1.45s (New PB)

AAA

AAAA: 46.49 (+1.71s | 3.5%)

50 Free

22.61

100 Free

25.59

48.20

100 Free

48.20

MAC October Open 2024

10/11/2024

Magnolia

50 Y Free

22.80

AAA

AAAA: 22.39 (+0.41s | 1.8%)

200 Y Free

1:52.85

AAA: 1:51.99 (+0.86s | 0.8%)

50 Free

25.88

100 Free

28.54

54.42

100 Free

54.42

150 Free

29.49

1:23.91

200 Free

28.94

1:52.85

100 Free

58.43

400 Y IM

4:37.75

AA: 4:37.39 (+0.36s | 0.1%)

50 Fly

29.08

100 Fly

33.95

1:03.03

100 Fly

1:03.03

150 Back

36.24

1:39.27

200 Back

35.29

2:14.56

100 Back

1:11.53

250 Breast

40.23

2:54.79

300 Breast

40.85

3:35.64

100 Breast

1:21.08

350 Free

31.36

4:07.00

400 Free

30.75

4:37.75

100 Free

1:02.11

100 Y Breast

1:06.99

AA: 1:06.19 (+0.80s | 1.2%)

50 Breast

31.88

100 Breast

35.11

1:06.99

100 Breast

1:06.99

100 Y Back

55.28

AAA

AAAA: 53.49 (+1.79s | 3.2%)

50 Back

26.83

100 Back

28.45

55.28

100 Back

55.28

100 Y Fly

57.60

AAA: 55.39 (+2.21s | 3.8%)

50 Fly

26.48

100 Fly

31.12

57.60

100 Fly

57.60

200 Y IM

2:07.87

AAA: 2:04.09 (+3.78s | 3.0%)

50 Fly

27.20

100 Back

32.14

59.34

100 IM

59.34

150 Breast

38.82

1:38.16

200 Free

29.71

2:07.87

100 IM

1:08.53

100 Y Free

49.65

AAA

AAAA: 48.69 (+0.96s | 1.9%)

50 Free

23.73

100 Free

25.92

49.65

100 Free

49.65

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
Free 50 Y	21.43	22.19	21.29 (+0.14s \| 0.7%)	21.29 (+0.14s \| 0.7%)	20.59 (+0.84s \| 3.9%)	20.09 (+1.34s \| 6.3%)	20.39 (+1.04s \| 4.9%)
Free 100 Y	47.42	48.19	46.39 (+1.03s \| 2.2%)	46.39 (+1.03s \| 2.2%)	45.09 (+2.33s \| 4.9%)	43.49 (+3.93s \| 8.3%)	44.39 (+3.03s \| 6.4%)
Free 200 Y	1:48.88	1:45.79 (+3.09s \| 2.8%)	1:41.59 (+7.29s \| 6.7%)	1:41.59 (+7.29s \| 6.7%)	1:38.79 (+10.09s \| 9.3%)	1:36.49 (+12.39s \| 11.4%)	1:38.09 (+10.79s \| 9.9%)
Back 100 Y	53.00	53.89	51.49 (+1.51s \| 2.8%)	51.49 (+1.51s \| 2.8%)	49.39 (+3.61s \| 6.8%)	47.59 (+5.41s \| 10.2%)	48.89 (+4.11s \| 7.8%)
Breast 100 Y	1:06.99	1:00.89 (+6.10s \| 9.1%)	57.99 (+9.00s \| 13.4%)	57.99 (+9.00s \| 13.4%)	55.89 (+11.10s \| 16.6%)	54.19 (+12.80s \| 19.1%)	55.29 (+11.70s \| 17.5%)
Fly 100 Y	55.17	52.89 (+2.28s \| 4.1%)	50.59 (+4.58s \| 8.3%)	50.59 (+4.58s \| 8.3%)	48.99 (+6.18s \| 11.2%)	47.79 (+7.38s \| 13.4%)	48.39 (+6.78s \| 12.3%)
IM 200 Y	2:05.98	1:58.19 (+7.79s \| 6.2%)	1:53.89 (+12.09s \| 9.6%)	1:53.89 (+12.09s \| 9.6%)	1:50.09 (+15.89s \| 12.6%)	1:46.39 (+19.59s \| 15.6%)	1:48.89 (+17.09s \| 13.6%)
IM 400 Y	4:37.75	4:14.69 (+23.06s \| 8.3%)	4:06.99 (+30.76s \| 11.1%)	4:06.99 (+30.76s \| 11.1%)	3:57.59 (+40.16s \| 14.5%)	3:48.79 (+48.96s \| 17.6%)	3:52.69 (+45.06s \| 16.2%)