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Stefanie Sun

Age: 9 years old
Age Category: 10 & under
Team: Palo Alto Stanford Aquatics | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 25 Y 18.29 9 04/20/2024 23 202 489 1,000+
Free 50 Y 36.89 9 01/24/2026 B BB: 35.99 (+0.90s | 2.4%) 26 267 1,000+ 1,000+
Free 100 Y 1:36.87 Analysis 9 10/26/2024 B: 1:30.79 (+6.08s | 6.3%) 43 543 1,000+ 1,000+
Back 25 Y 21.75 9 01/25/2025 15 147 411 1,000+
Back 50 Y 49.69 9 10/05/2024 B: 48.59 (+1.10s | 2.2%) 39 501 1,000+ 1,000+
Back 100 Y 1:55.59 Analysis 9 10/05/2024 B: 1:45.79 (+9.80s | 8.5%) 35 397 1,000+ 1,000+
Breast 25 Y 28.00 9 03/23/2024 33 362 955 1,000+
Breast 50 Y 49.16 9 01/24/2026 B BB: 48.69 (+0.47s | 1.0%) 27 250 971 1,000+
Fly 25 Y 21.15 9 01/25/2025 11 156 365 1,000+
Fly 50 Y 43.77 9 01/24/2026 B BB: 42.69 (+1.08s | 2.5%) 22 240 901 1,000+
Fly 100 Y 1:57.74 Analysis 9 03/22/2025 B: 1:56.69 (+1.05s | 0.9%) 20 175 788 1,000+
50 Fly
51.63
51.63
100 Fly
1:06.11
1:57.74
100 Fly
1:57.74
IM 100 Y 1:35.25 Analysis 9 10/25/2025 B BB: 1:33.19 (+2.06s | 2.2%) 27 267 1,000+ 1,000+

Long course distance

Event Time Age Date Standard Next Standard Palo Alto Stanford Aquatics Pacific Swimming Western Zone USA
Free 50 M 42.38 9 06/06/2025 B BB: 40.89 (+1.49s | 3.5%) 12 96 414 840
Free 100 M 1:52.22 Analysis 9 06/22/2024 B: 1:44.09 (+8.13s | 7.2%) 25 226 853 1,000+
Back 50 M 57.30 9 06/07/2024 B: 55.79 (+1.51s | 2.6%) 19 204 883 1,000+
Back 100 M 2:03.67 Analysis 9 06/22/2024 B: 2:01.59 (+2.08s | 1.7%) 18 152 668 1,000+
Breast 50 M 59.57 9 06/27/2025 B BB: 55.49 (+4.08s | 6.8%) 15 140 519 947
Breast 100 M 2:16.14 Analysis 9 06/22/2024 B BB: 2:03.89 (+12.25s | 9.0%) 16 150 564 1,000+
Fly 50 M 55.37 9 05/18/2024 B: 54.49 (+0.88s | 1.6%) 13 140 496 912
Fly 100 M 2:15.50 Analysis 9 06/27/2025 B: 2:12.79 (+2.71s | 2.0%) 5 55 264 421
IM 200 M 4:31.92 Analysis 9 06/22/2024 B: 4:15.69 (+16.23s | 6.0%) 11 91 373 665

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