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Shiyi Zeng

Age: 12 years old
Age Category: 11-12
Team: Tualatin Hills Swim Club | Oregon Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Tualatin Hills Swim Club Oregon Swimming Western Zone USA
Free 50 Y 29.63 12 03/05/2026 BB A: 29.29 (+0.34s | 1.1%) 9 77 719 1,000+
Free 100 Y 1:08.74 Analysis 12 05/16/2026 BB A: 1:03.99 (+4.75s | 6.9%) 16 121 1,000+ 1,000+
50 Free
32.80
32.80
100 Free
35.94
1:08.74
100 Free
1:08.74
Free 200 Y 2:36.37 Analysis 12 02/06/2026 B BB: 2:30.89 (+5.48s | 3.5%) 19 123 1,000+ 1,000+
50 Free
34.52
34.52
100 Free
39.68
1:14.20
100 Free
1:14.20
150 Free
41.90
1:56.10
200 Free
40.27
2:36.37
100 Free
1:22.17
Back 50 Y 36.33 12 03/05/2026 B BB: 35.99 (+0.34s | 0.9%) 13 90 975 1,000+
Back 100 Y 1:21.47 Analysis 12 12/05/2025 B BB: 1:19.79 (+1.68s | 2.1%) 20 121 1,000+ 1,000+
50 Back
39.81
39.81
100 Back
41.66
1:21.47
100 Back
1:21.47
Breast 50 Y 45.02 12 08/08/2025 B: 43.99 (+1.03s | 2.3%) 26 174 1,000+ 1,000+
Fly 50 Y 35.04 12 02/06/2026 B BB: 34.29 (+0.75s | 2.1%) 17 84 995 1,000+
Fly 100 Y 1:28.72 Analysis 12 12/05/2025 B: 1:25.79 (+2.93s | 3.3%) 23 114 1,000+ 1,000+
50 Fly
39.64
39.64
100 Fly
49.08
1:28.72
100 Fly
1:28.72
IM 100 Y 1:22.46 Analysis 12 03/05/2026 B BB: 1:19.09 (+3.37s | 4.1%) 25 131 1,000+ 1,000+
50 IM
37.32
37.32
100 IM
45.14
1:22.46
100 IM
1:22.46
IM 200 Y 3:03.50 Analysis 12 12/05/2025 B BB: 2:50.69 (+12.81s | 7.0%) 25 147 1,000+ 1,000+
50 Fly
39.09
39.09
100 Back
45.18
1:24.27
100 IM
1:24.27
150 Breast
56.61
2:20.88
200 Free
42.62
3:03.50
100 IM
1:39.23

Long course distance

Event Time Age Date Standard Next Standard Tualatin Hills Swim Club Oregon Swimming Western Zone USA
Free 50 M 34.21 12 05/22/2026 BB A: 33.19 (+1.02s | 3.0%) 15 69 789 1,000+
Free 100 M 1:15.37 Analysis 12 06/12/2026 BB A: 1:13.39 (+1.98s | 2.6%) 14 69 660 1,000+
50 Free
35.27
35.27
100 Free
40.10
1:15.37
100 Free
1:15.37
Free 200 M 2:49.64 Analysis 12 06/12/2026 BB A: 2:39.79 (+9.85s | 5.8%) 19 88 741 1,000+
50 Free
37.19
37.19
100 Free
42.11
1:19.30
100 Free
1:19.30
150 Free
46.09
2:05.39
200 Free
44.25
2:49.64
100 Free
1:30.34
Free 400 M 6:19.04 Analysis 12 06/12/2026 B BB: 6:04.79 (+14.25s | 3.8%) 23 89 671 1,000+
50 Free
39.05
39.05
100 Free
45.03
1:24.08
100 Free
1:24.08
150 Free
46.64
2:10.72
200 Free
48.57
2:59.29
100 Free
1:35.21
250 Free
50.00
3:49.29
300 Free
50.72
4:40.01
100 Free
1:40.72
350 Free
50.82
5:30.83
400 Free
48.21
6:19.04
100 Free
1:39.03
Back 50 M 41.44 12 05/22/2026 BB A: 38.39 (+3.05s | 7.4%) 15 92 844 1,000+
Back 100 M 1:32.22 Analysis 12 05/01/2026 BB A: 1:24.79 (+7.43s | 8.1%) 18 99 913 1,000+
Breast 50 M 52.38 12 05/02/2025 B: 49.79 (+2.59s | 4.9%) 31 194 1,000+ 1,000+
Breast 100 M 1:49.42 Analysis 12 06/12/2026 B BB: 1:42.19 (+7.23s | 6.6%) 24 127 1,000+ 1,000+
50 Breast
52.15
52.15
100 Breast
57.27
1:49.42
100 Breast
1:49.42
Fly 50 M 42.23 12 06/12/2026 B: 41.79 (+0.44s | 1.0%) 26 118 1,000+ 1,000+
Fly 100 M 1:42.64 Analysis 12 05/22/2026 B: 1:38.29 (+4.35s | 4.2%) 23 106 912 1,000+
50 Fly
46.65
46.65
100 Fly
55.99
1:42.64
100 Fly
1:42.64
IM 200 M 3:21.51 Analysis 12 06/12/2026 B BB: 3:15.59 (+5.92s | 2.9%) 25 117 993 1,000+
50 Fly
44.23
44.23
100 Back
51.41
1:35.64
100 IM
1:35.64
150 Breast
1:01.97
2:37.61
200 Free
43.90
3:21.51
100 IM
1:45.87

Above are the fastest times that Shiyi Zeng has achieved in her swimming career. For each event, you can find Shiyi's best time, the corresponding time standard, as well as how much faster Shiyi needs to be to reach the next level. The last columns provide Shiyi rankings at the team and LSC levels. These rankings are based on the Shiyi'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.