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Sienna Shieh

Age: 15 years old
Age Category: 15-16
Team: The Greater Morristown YMCA | New Jersey Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard The Greater Morristown YMCA New Jersey Swimming Eastern Zone USA
Back 50 Y 33.28 15 03/26/2026 2 18 1,000+ 1,000+
Breast 50 Y 35.33 15 03/26/2026 2 7 493 1,000+
Breast 200 Y 2:41.69 Analysis 15 03/26/2026 BB A: 2:39.39 (+2.30s | 1.4%) 2 13 514 1,000+
50 Breast
36.26
36.26
100 Breast
40.24
1:16.50
100 Breast
1:16.50
150 Breast
41.67
1:58.17
200 Breast
43.52
2:41.69
100 Breast
1:25.19
Fly 100 Y 1:02.30 Analysis 15 03/26/2026 A AA: 1:01.09 (+1.21s | 1.9%) 1 13 460 1,000+
50 Fly
29.45
29.45
100 Fly
32.85
1:02.30
100 Fly
1:02.30
Fly 200 Y 2:18.96 Analysis 15 03/26/2026 A AA: 2:16.19 (+2.77s | 2.0%) 1 9 270 946
50 Fly
30.65
30.65
100 Fly
34.65
1:05.30
100 Fly
1:05.30
150 Fly
36.45
1:41.75
200 Fly
37.21
2:18.96
100 Fly
1:13.66
IM 200 Y 2:20.38 Analysis 15 03/26/2026 A AA: 2:16.49 (+3.89s | 2.8%) 1 20 571 1,000+
50 Fly
30.21
30.21
100 Back
35.88
1:06.09
100 IM
1:06.09
150 Breast
40.67
1:46.76
200 Free
33.62
2:20.38
100 IM
1:14.29
IM 400 Y 4:56.84 Analysis 15 03/26/2026 A AA: 4:51.59 (+5.25s | 1.8%) 1 12 390 1,000+
50 Fly
30.40
30.40
100 Fly
35.03
1:05.43
100 Fly
1:05.43
150 Back
37.01
1:42.44
200 Back
36.87
2:19.31
100 Back
1:13.88
250 Breast
43.75
3:03.06
300 Breast
44.00
3:47.06
100 Breast
1:27.75
350 Free
35.09
4:22.15
400 Free
34.69
4:56.84
100 Free
1:09.78

Long course distance

Event Time Age Date Standard Next Standard The Greater Morristown YMCA New Jersey Swimming Eastern Zone USA

Above are the fastest times that Sienna Shieh has achieved in her swimming career. For each event, you can find Sienna's best time, the corresponding time standard, as well as how much faster Sienna needs to be to reach the next level. The last columns provide Sienna rankings at the team and LSC levels. These rankings are based on the Sienna's personal best, her current age category, and team; and are calculated from all the meets results.

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.