Deren Chai

Age: 10 years old
Age Category: 10 & under
Team: Pleasanton Seahawks | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Pacific Swimming Pleasanton Seahawks
Free 25 Y 16.23 8 09/16/2023 50 6
Free 50 Y 31.54 10 11/15/2025 BB A: 31.09 (+0.45s | 1.4%) 74 5
Free 100 Y 1:09.39 10 07/26/2025 A AA: 1:06.79 (+2.60s | 3.7%) 48 5
Free 200 Y 2:31.86 10 10/18/2025 BB A: 2:31.59 (+0.27s | 0.2%) 42 4
Free 500 Y 6:42.44 10 10/18/2025 A AA: 6:26.59 (+15.85s | 3.9%) 35 4
Back 25 Y 18.97 8 03/03/2024 26 5
Back 50 Y 36.37 10 11/08/2025 A AA: 35.79 (+0.58s | 1.6%) 35 4
Back 100 Y 1:15.45 10 11/15/2025 AA AAA: 1:12.49 (+2.96s | 3.9%) 21 3
50 Back
37.14
37.14
100 Back
38.31
1:15.45
100 Back
1:15.45
Breast 25 Y 23.48 8 09/30/2023 71 7
Breast 50 Y 45.87 10 07/26/2025 BB A: 42.09 (+3.78s | 8.2%) 135 8
Breast 100 Y 1:37.56 10 11/15/2025 BB A: 1:30.59 (+6.97s | 7.1%) 90 4
50 Breast
47.08
47.08
100 Breast
50.48
1:37.56
100 Breast
1:37.56
Fly 25 Y 19.52 8 07/15/2023 84 9
Fly 50 Y 36.08 10 11/08/2025 BB A: 35.99 (+0.09s | 0.2%) 62 5
Fly 100 Y 1:20.40 10 11/08/2025 A AA: 1:19.49 (+0.91s | 1.1%) 29 4
IM 100 Y 1:18.25 10 11/15/2025 A AA: 1:16.39 (+1.86s | 2.4%) 37 5
50 IM
36.39
36.39
100 IM
41.86
1:18.25
100 IM
1:18.25
IM 200 Y 2:48.28 10 11/15/2025 A AA: 2:45.89 (+2.39s | 1.4%) 38 4
50 Fly
38.07
38.07
100 Back
41.53
1:19.60
100 IM
1:19.60
150 Breast
52.69
2:12.29
200 Free
35.99
2:48.28
100 IM
1:28.68

Long course distance

Event Time Age Date Standard Next Standard Pacific Swimming Pleasanton Seahawks
Free 50 M 37.04 10 06/07/2025 BB A: 35.69 (+1.35s | 3.6%) 54 7
Free 100 M 1:22.50 10 06/20/2025 BB A: 1:20.19 (+2.31s | 2.8%) 47 8
Free 200 M 3:42.36 8 05/27/2023 B: 3:36.69 (+5.67s | 2.5%) 142 9
Free 400 M 6:17.08 10 06/20/2025 BB A: 6:06.59 (+10.49s | 2.8%) 22 5
Back 50 M 42.03 10 06/07/2025 A AA: 41.09 (+0.94s | 2.2%) 32 5
Back 100 M 1:28.19 10 07/11/2025 A AA: 1:28.19 (+0.00s | -0.0%) 21 4
Breast 50 M 54.42 10 04/26/2025 B BB: 54.39 (+0.03s | 0.1%) 99 8
Breast 100 M 1:59.27 9 06/08/2024 B BB: 1:59.19 (+0.08s | 0.1%) 90 7
Fly 50 M 42.62 10 06/20/2025 BB A: 40.59 (+2.03s | 4.8%) 48 7
Fly 100 M 1:33.26 10 06/20/2025 A AA: 1:30.69 (+2.57s | 2.8%) 25 6
IM 200 M 3:40.87 9 06/22/2024 BB A: 3:17.89 (+22.98s | 10.4%) 73 11

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