Sihyeon Choi

Age: 10 years old
Age Category: 10 & under
Team: Waterloo Swimming | South Texas Swimming
Participation: 11 meets 30 events

Personal Best

Long course distance

Event

Time

Age

Date

Standard

Next Standard

South Texas Swimming

Waterloo Swimming

Free 50 M

45.35

05/31/2025

B: 45.29 (+0.06s | 0.1%)

227

Free 100 M

1:40.15

05/31/2025

BB: 1:32.99 (+7.16s | 7.1%)

148

50 Free

47.17

100 Free

52.98

1:40.15

100 Free

1:40.15

Back 50 M

52.30

05/31/2025

BB: 49.69 (+2.61s | 5.0%)

175

Back 100 M

1:58.35

04/27/2025

BB: 1:48.09 (+10.26s | 8.7%)

162

Breast 50 M

1:00.06

05/31/2025

BB: 55.49 (+4.57s | 7.6%)

168

Fly 50 M

53.31

05/31/2025

BB: 48.09 (+5.22s | 9.8%)

116

Short course distance

Event

Time

Age

Date

Standard

Next Standard

South Texas Swimming

Waterloo Swimming

Free 50 Y

39.30

03/08/2025

BB: 35.99 (+3.31s | 8.4%)

178

Free 100 Y

1:40.77

03/08/2025

B: 1:30.79 (+9.98s | 9.9%)

269

50 Free

47.08

100 Free

53.69

1:40.77

100 Free

1:40.77

Back 50 Y

47.94

03/08/2025

BB: 43.29 (+4.65s | 9.7%)

215

Back 100 Y

1:43.16

03/08/2025

BB: 1:33.99 (+9.17s | 8.9%)

142

50 Back

49.20

100 Back

53.96

1:43.16

100 Back

1:43.16

Breast 50 Y

57.27

03/08/2025

B: 54.59 (+2.68s | 4.7%)

265

Breast 100 Y

2:04.22

03/08/2025

B: 2:00.29 (+3.93s | 3.2%)

191

50 Breast

59.37

100 Breast

1:04.85

2:04.22

100 Breast

2:04.22

Fly 50 Y

54.71

03/08/2025

B: 48.39 (+6.32s | 11.6%)

222

IM 100 Y

1:54.32

03/08/2025

B: 1:44.29 (+10.03s | 8.8%)

236

50 IM

55.18

100 IM

59.14

1:54.32

100 IM

1:54.32

Above are the fastest times that Sihyeon Choi has achieved in her swimming career. For each event, you can find Sihyeon's best time, the corresponding time standard, as well as how much faster Sihyeon needs to be to reach the next level. The last columns provide Sihyeon rankings at the team and LSC levels. These rankings are based on the Sihyeon'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	39.30	24.89 (+14.41s \| 36.7%)	23.89 (+15.41s \| 39.2%)	23.89 (+15.41s \| 39.2%)	23.29 (+16.01s \| 40.7%)	22.59 (+16.71s \| 42.5%)	22.79 (+16.51s \| 42.0%)	30.89 (+8.41s \| 21.4%)
Free 100 Y	1:40.77	53.99 (+46.78s \| 46.4%)	51.89 (+48.88s \| 48.5%)	51.89 (+48.88s \| 48.5%)	50.39 (+50.38s \| 50.0%)	49.29 (+51.48s \| 51.1%)	49.69 (+51.08s \| 50.7%)	1:08.19 (+32.58s \| 32.3%)
Back 50 Y	47.94	N/A	N/A	N/A	N/A	N/A	N/A	36.49 (+11.45s \| 23.9%)
Back 100 Y	1:43.16	59.49 (+43.67s \| 42.3%)	57.09 (+46.07s \| 44.7%)	57.09 (+46.07s \| 44.7%)	55.09 (+48.07s \| 46.6%)	53.89 (+49.27s \| 47.8%)	54.49 (+48.67s \| 47.2%)	1:17.89 (+25.27s \| 24.5%)
Breast 50 Y	57.27	N/A	N/A	N/A	N/A	N/A	N/A	40.39 (+16.88s \| 29.5%)
Breast 100 Y	2:04.22	1:07.59 (+56.63s \| 45.6%)	1:05.49 (+58.73s \| 47.3%)	1:05.49 (+58.73s \| 47.3%)	1:03.09 (+61.13s \| 49.2%)	1:01.79 (+62.43s \| 50.3%)	1:02.79 (+61.43s \| 49.5%)	1:27.99 (+36.23s \| 29.2%)
Fly 50 Y	54.71	N/A	N/A	N/A	N/A	N/A	N/A	35.09 (+19.62s \| 35.9%)
IM 100 Y	1:54.32	N/A	N/A	N/A	N/A	N/A	N/A	1:17.69 (+36.63s \| 32.0%)

Long Course Distance

Event	Best Time	Sectionals	18U Spring Cup	Futures	Jrs - Winter	US Open	Summer Champ	SouthWestern Age Group Regional
Free 50 M	45.35	28.69 (+16.66s \| 36.7%)	27.39 (+17.96s \| 39.6%)	27.39 (+17.96s \| 39.6%)	26.89 (+18.46s \| 40.7%)	26.29 (+19.06s \| 42.0%)	26.59 (+18.76s \| 41.4%)	35.19 (+10.16s \| 22.4%)
Free 100 M	1:40.15	1:01.89 (+38.26s \| 38.2%)	59.29 (+40.86s \| 40.8%)	59.29 (+40.86s \| 40.8%)	58.19 (+41.96s \| 41.9%)	56.99 (+43.16s \| 43.1%)	57.59 (+42.56s \| 42.5%)	1:17.49 (+22.66s \| 22.6%)
Back 50 M	52.30	N/A	N/A	N/A	N/A	N/A	N/A	41.79 (+10.51s \| 20.1%)
Back 100 M	1:58.35	1:09.49 (+48.86s \| 41.3%)	1:06.79 (+51.56s \| 43.6%)	1:06.79 (+51.56s \| 43.6%)	1:04.79 (+53.56s \| 45.3%)	1:03.69 (+54.66s \| 46.2%)	1:04.39 (+53.96s \| 45.6%)	1:30.29 (+28.06s \| 23.7%)
Breast 50 M	1:00.06	N/A	N/A	N/A	N/A	N/A	N/A	46.19 (+13.87s \| 23.1%)
Fly 50 M	53.31	N/A	N/A	N/A	N/A	N/A	N/A	39.69 (+13.62s \| 25.5%)

Progression

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

Event

Time

Progress

Standard

Next Standard

Age

Heat

Lane

Ranking

2025 ST ASC June Bug

05/31/2025

100 M Free

1:40.15

-30.46s (New PB)

BB: 1:32.99 (+7.16s | 7.1%)

50 Free

47.17

100 Free

52.98

1:40.15

100 Free

1:40.15

50 M Fly

53.31

-26.59s (New PB)

BB: 48.09 (+5.22s | 9.8%)

50 M Breast

1:00.06

BB: 55.49 (+4.57s | 7.6%)

100 M Back

2:01.86

+3.51s

B: 2:01.59 (+0.27s | 0.2%)

50 Back

56.94

100 Back

1:04.92

2:01.86

100 Back

2:01.86

50 M Free

45.35

-2.97s (New PB)

B: 45.29 (+0.06s | 0.1%)

50 M Back

52.30

-2.30s (New PB)

BB: 49.69 (+2.61s | 5.0%)

2025 ST WLOO Waterloo Classic

04/27/2025

50 M Free

48.32

B: 45.29 (+3.03s | 6.3%)

100 M Back

1:58.35

BB: 1:48.09 (+10.26s | 8.7%)

50 M Back

54.60

BB: 49.69 (+4.91s | 9.0%)

2025 ST SRG Surge Spring Shenanigans

03/08/2025

50 Y Fly

54.71

-7.17s (New PB)

B: 48.39 (+6.32s | 11.6%)

100 Y Free

1:40.77

-10.14s (New PB)

B: 1:30.79 (+9.98s | 9.9%)

50 Free

47.08

100 Free

53.69

1:40.77

100 Free

1:40.77

50 Y Breast

57.27

B: 54.59 (+2.68s | 4.7%)

100 Y Breast

2:04.22

B: 2:00.29 (+3.93s | 3.2%)

50 Breast

59.37

100 Breast

1:04.85

2:04.22

100 Breast

2:04.22

100 Y IM

1:54.32

B: 1:44.29 (+10.03s | 8.8%)

50 IM

55.18

100 IM

59.14

1:54.32

100 IM

1:54.32

50 Y Back

47.94

-2.12s (New PB)

BB: 43.29 (+4.65s | 9.7%)

100 Y Back

1:43.16

BB: 1:33.99 (+9.17s | 8.9%)

50 Back

49.20

100 Back

53.96

1:43.16

100 Back

1:43.16

50 Y Free

39.30

-1.72s (New PB)

BB: 35.99 (+3.31s | 8.4%)

2025 ST WLOO Last Chance Meet

02/02/2025

100 Y Free

1:50.91

B: 1:30.79 (+20.12s | 18.1%)

50 Y Fly

1:01.88

-4.49s (New PB)

B: 48.39 (+13.49s | 21.8%)

50 Y Free

41.02

-2.64s (New PB)

B: 39.79 (+1.23s | 3.0%)

2024 ST WLOO Winter Invite

12/07/2024

50 Y Free

44.82

+1.16s

B: 39.79 (+5.03s | 11.2%)

50 Y Back

50.06

+0.00s

B: 48.59 (+1.47s | 2.9%)

2024 ST WLOO Winter Classic (invited teams)

12/07/2024

50 Y Free

44.82

+1.16s

B: 39.79 (+5.03s | 11.2%)

50 Y Back

50.06

B: 48.59 (+1.47s | 2.9%)

2024 ST WLOO Short Course Kick Off

09/22/2024

50 Y Free

43.66

+0.00s

B: 39.79 (+3.87s | 8.9%)

50 Y Fly

1:06.37

+0.00s

B: 48.39 (+17.98s | 27.1%)

2024 ST WLOO Short Course Kick Off (closed)

09/22/2024

50 Y Free

43.66

B: 39.79 (+3.87s | 8.9%)

50 Y Fly

1:06.37

B: 48.39 (+17.98s | 27.1%)

2024 ST WLOO LC Last Chance (closed)

06/23/2024

100 M Free

2:10.61

B: 1:44.09 (+26.52s | 20.3%)

50 M Fly

1:19.90

B: 54.49 (+25.41s | 31.8%)

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.