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David Mastin

Age: 10 years old
Age Category: 10 & under
Team: Razor Aquatics | Michigan Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Razor Aquatics Michigan Swimming Central Zone USA
Free 50 Y 38.48 10 02/14/2026 B: 38.19 (+0.29s | 0.8%) 14 319 768 1,000+
Free 100 Y 1:29.20 Analysis 10 02/14/2026 B: 1:27.99 (+1.21s | 1.4%) 14 307 770 1,000+
Back 50 Y 43.55 10 02/14/2026 B BB: 42.89 (+0.66s | 1.5%) 7 207 549 1,000+
Back 100 Y 1:56.39 Analysis 10 11/07/2025 B: 1:40.69 (+15.70s | 13.5%) 10 276 831 1,000+
Breast 50 Y 45.77 10 03/07/2026 BB A: 42.09 (+3.68s | 8.0%) 3 79 209 1,000+
Breast 100 Y 1:44.29 Analysis 10 02/14/2026 B BB: 1:42.29 (+2.00s | 1.9%) 4 95 253 1,000+
50 Breast
48.71
48.71
100 Breast
55.58
1:44.29
100 Breast
1:44.29
Fly 50 Y 43.77 10 01/31/2026 B BB: 41.29 (+2.48s | 5.7%) 4 134 354 1,000+
Fly 100 Y 1:38.34 Analysis 10 03/07/2026 BB A: 1:24.39 (+13.95s | 14.2%) 5 77 195 1,000+
50 Fly
46.18
46.18
100 Fly
52.16
1:38.34
100 Fly
1:38.34
IM 100 Y 1:34.02 Analysis 10 03/07/2026 B BB: 1:29.69 (+4.33s | 4.6%) 6 159 399 1,000+
50 IM
42.61
42.61
100 IM
51.41
1:34.02
100 IM
1:34.02
IM 200 Y 3:35.68 Analysis 10 02/20/2026 B BB: 3:15.99 (+19.69s | 9.1%) 5 97 281 1,000+
50 Fly
49.41
49.41
100 Back
53.34
1:42.75
100 IM
1:42.75
150 Breast
1:02.41
2:45.16
200 Free
50.52
3:35.68
100 IM
1:52.93

Long course distance

Event Time Age Date Standard Next Standard Razor Aquatics Michigan Swimming Central Zone USA

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