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Zachary Zeng

Age: 10 years old
Age Category: 10 & under
Team: Waterloo Swimming | South Texas Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Waterloo Swimming South Texas Swimming Southern Zone USA
Free 50 Y 28.56 10 02/20/2026 AAA AAAA: 27.49 (+1.07s | 3.7%) 1 4 66 460
Free 100 Y 1:03.32 Analysis 10 02/20/2026 AAA AAAA: 1:00.69 (+2.63s | 4.2%) 1 4 50 364
50 Free
31.06
31.06
100 Free
32.26
1:03.32
100 Free
1:03.32
Free 200 Y 2:25.31 Analysis 10 02/01/2026 A AA: 2:25.29 (+0.02s | 0.0%) 1 12 82 475
Free 500 Y 6:42.13 Analysis 10 12/05/2025 A AA: 6:26.59 (+15.54s | 3.9%) 2 17 110 547
50 Free
34.01
34.01
100 Free
40.54
1:14.55
100 Free
1:14.55
150 Free
41.90
1:56.45
200 Free
41.98
2:38.43
100 Free
1:23.88
250 Free
41.30
3:19.73
300 Free
41.29
4:01.02
100 Free
1:22.59
350 Free
41.64
4:42.66
400 Free
42.06
5:24.72
100 Free
1:23.70
450 Free
39.48
6:04.20
500 Free
37.93
6:42.13
100 Free
1:17.41
Back 50 Y 33.32 10 02/20/2026 AAA AAAA: 32.19 (+1.13s | 3.4%) 1 2 27 218
Back 100 Y 1:13.11 Analysis 10 02/20/2026 AA AAA: 1:12.49 (+0.62s | 0.8%) 1 3 33 303
50 Back
35.63
35.63
100 Back
37.48
1:13.11
100 Back
1:13.11
Breast 50 Y 39.02 10 02/20/2026 AA AAA: 38.29 (+0.73s | 1.9%) 1 5 38 184
Breast 100 Y 1:22.83 Analysis 10 02/20/2026 AA AAA: 1:22.69 (+0.14s | 0.2%) 1 5 43 329
50 Breast
40.48
40.48
100 Breast
42.35
1:22.83
100 Breast
1:22.83
Fly 50 Y 32.70 10 12/05/2025 AA AAA: 32.59 (+0.11s | 0.3%) 1 6 52 207
Fly 100 Y 1:16.01 Analysis 10 02/01/2026 AA AAA: 1:14.59 (+1.42s | 1.9%) 1 8 74 432
IM 100 Y 1:13.65 Analysis 10 02/20/2026 AA AAA: 1:13.09 (+0.56s | 0.8%) 1 2 31 130
50 IM
33.45
33.45
100 IM
40.20
1:13.65
100 IM
1:13.65
IM 200 Y 2:41.73 Analysis 10 02/01/2026 AA AAA: 2:38.39 (+3.34s | 2.1%) 1 9 73 383

Long course distance

Event Time Age Date Standard Next Standard Waterloo Swimming South Texas Swimming Southern Zone USA
Free 50 M 34.68 10 07/16/2025 A AA: 34.39 (+0.29s | 0.8%) 1 4 15 81
Free 100 M 1:21.13 Analysis 10 07/10/2025 BB A: 1:20.19 (+0.94s | 1.2%) 1 10 38 156
50 Free
38.82
38.82
100 Free
42.31
1:21.13
100 Free
1:21.13
Free 200 M 3:00.53 Analysis 10 06/13/2025 BB A: 2:53.39 (+7.14s | 4.0%) 2 11 37 158
50 Free
39.53
39.53
100 Free
48.19
1:27.72
100 Free
1:27.72
150 Free
48.70
2:16.42
200 Free
44.11
3:00.53
100 Free
1:32.81
Back 50 M 40.40 10 07/10/2025 AA AAA: 38.99 (+1.41s | 3.5%) 1 1 14 75
Back 100 M 1:28.50 Analysis 10 07/10/2025 A AA: 1:28.19 (+0.31s | 0.4%) 1 2 13 70
50 Back
42.34
42.34
100 Back
46.16
1:28.50
100 Back
1:28.50
Breast 50 M 47.97 10 07/16/2025 BB A: 47.89 (+0.08s | 0.2%) 1 4 26 97
Breast 100 M 1:40.48 Analysis 10 07/10/2025 AA AAA: 1:36.29 (+4.19s | 4.2%) 1 1 12 47
50 Breast
48.09
48.09
100 Breast
52.39
1:40.48
100 Breast
1:40.48
Fly 50 M 37.54 10 07/10/2025 AA AAA: 36.59 (+0.95s | 2.5%) 1 2 7 52
Fly 100 M 1:38.07 Analysis 10 05/16/2025 BB A: 1:36.19 (+1.88s | 1.9%) 1 5 19 115
50 Fly
45.09
45.09
100 Fly
52.98
1:38.07
100 Fly
1:38.07
IM 200 M 3:23.34 Analysis 10 06/13/2025 BB A: 3:17.89 (+5.45s | 2.7%) 1 12 28 142
50 Fly
47.00
47.00
100 Back
51.44
1:38.44
100 IM
1:38.44
150 Breast
1:00.45
2:38.89
200 Free
44.45
3:23.34
100 IM
1:44.90

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