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Yifei Chen

Age: 12 years old
Age Category: 11-12
Team: Irvine Novaquatics | Southern California Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Irvine Novaquatics Southern California Swimming Western Zone USA
Free 50 Y 29.58 12 02/14/2025 BB A: 29.29 (+0.29s | 1.0%) 14 140 742 1,000+
Free 100 Y 1:04.43 Analysis 12 01/25/2025 BB A: 1:03.99 (+0.44s | 0.7%) 16 135 612 1,000+
50 Free
31.35
31.35
100 Free
33.08
1:04.43
100 Free
1:04.43
Free 200 Y 2:11.13 Analysis 12 12/12/2025 AA AAA: 2:07.69 (+3.44s | 2.6%) 12 47 154 649
50 Free
30.28
30.28
100 Free
33.69
1:03.97
100 Free
1:03.97
150 Free
34.05
1:38.02
200 Free
33.11
2:11.13
100 Free
1:07.16
Free 500 Y 5:30.93 Analysis 12 04/09/2026 AAA AAAA: 5:27.69 (+3.24s | 1.0%) 3 7 26 130
50 Free
29.95
29.95
100 Free
32.94
1:02.89
100 Free
1:02.89
150 Free
34.15
1:37.04
200 Free
33.54
2:10.58
100 Free
1:07.69
250 Free
33.43
2:44.01
300 Free
33.73
3:17.74
100 Free
1:07.16
350 Free
33.60
3:51.34
400 Free
33.96
4:25.30
100 Free
1:07.56
450 Free
33.23
4:58.53
500 Free
32.40
5:30.93
100 Free
1:05.63
Back 100 Y 1:20.10 Analysis 12 02/16/2024 B BB: 1:19.79 (+0.31s | 0.4%) 17 186 1,000+ 1,000+
50 Back
39.84
39.84
100 Back
40.26
1:20.10
100 Back
1:20.10
Breast 100 Y 1:20.17 Analysis 12 03/12/2026 A AA: 1:18.59 (+1.58s | 2.0%) 18 83 283 1,000+
50 Breast
37.77
37.77
100 Breast
42.40
1:20.17
100 Breast
1:20.17
Breast 200 Y 2:45.89 Analysis 12 04/09/2026 AA AAA: 2:41.69 (+4.20s | 2.5%) 6 19 80 281
50 Breast
38.25
38.25
100 Breast
42.32
1:20.57
100 Breast
1:20.57
150 Breast
42.87
2:03.44
200 Breast
42.45
2:45.89
100 Breast
1:25.32
Fly 50 Y 29.22 12 03/12/2026 AA AAA: 28.99 (+0.23s | 0.8%) 4 19 88 303
Fly 100 Y 1:03.00 Analysis 12 03/12/2026 AAA AAAA: 1:01.79 (+1.21s | 1.9%) 2 8 42 199
50 Fly
29.72
29.72
100 Fly
33.28
1:03.00
100 Fly
1:03.00
Fly 200 Y 2:20.59 Analysis 12 04/09/2026 AAA AAAA: 2:17.59 (+3.00s | 2.1%) 2 4 18 52
50 Fly
30.63
30.63
100 Fly
35.50
1:06.13
100 Fly
1:06.13
150 Fly
37.57
1:43.70
200 Fly
36.89
2:20.59
100 Fly
1:14.46
IM 100 Y 1:09.71 Analysis 12 12/12/2025 AA AAA: 1:06.99 (+2.72s | 3.9%) 10 58 203 690
50 IM
33.05
33.05
100 IM
36.66
1:09.71
100 IM
1:09.71
IM 200 Y 2:21.18 Analysis 12 03/12/2026 AAA AAAA: 2:17.89 (+3.29s | 2.3%) 8 19 58 223
50 Fly
30.76
30.76
100 Back
37.86
1:08.62
100 IM
1:08.62
150 Breast
40.85
1:49.47
200 Free
31.71
2:21.18
100 IM
1:12.56

Long course distance

Event Time Age Date Standard Next Standard Irvine Novaquatics Southern California Swimming Western Zone USA
Free 50 M 35.66 12 06/13/2024 BB A: 33.19 (+2.47s | 6.9%) 19 169 854 1,000+
Free 100 M 1:16.03 Analysis 12 06/13/2024 BB A: 1:13.39 (+2.64s | 3.5%) 14 100 499 1,000+
50 Free
36.94
36.94
100 Free
39.09
1:16.03
100 Free
1:16.03
Free 200 M 2:29.73 Analysis 12 07/23/2025 AA AAA: 2:26.49 (+3.24s | 2.2%) 7 24 88 185
Free 400 M 5:06.11 Analysis 12 07/23/2025 AAA AAAA: 4:54.69 (+11.42s | 3.7%) 3 7 30 64
50 Free
34.83
34.83
100 Free
38.83
1:13.66
100 Free
1:13.66
150 Free
39.48
1:53.14
200 Free
39.81
2:32.95
100 Free
1:19.29
250 Free
40.27
3:13.22
300 Free
37.93
3:51.15
100 Free
1:18.20
350 Free
38.43
4:29.58
400 Free
36.53
5:06.11
100 Free
1:14.96
Breast 100 M 1:36.06 Analysis 12 06/12/2025 BB A: 1:33.99 (+2.07s | 2.2%) 15 73 256 482
50 Breast
45.91
45.91
100 Breast
50.15
1:36.06
100 Breast
1:36.06
Fly 50 M 34.50 12 07/23/2025 A AA: 34.29 (+0.21s | 0.6%) 5 33 134 259
Fly 100 M 1:15.66 Analysis 12 07/23/2025 AA AAA: 1:14.79 (+0.87s | 1.1%) 6 14 58 112
IM 200 M 2:47.57 Analysis 12 07/23/2025 AA AAA: 2:45.49 (+2.08s | 1.2%) 9 29 78 135
50 Fly
35.41
35.41
100 Back
44.36
1:19.77
100 IM
1:19.77
150 Breast
50.88
2:10.65
200 Free
36.92
2:47.57
100 IM
1:27.80

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