Above are the fastest times that Mason Kostov has achieved in his
swimming career.
For each event, you can find Mason's best time, the corresponding time
standard, as well as how much faster Mason needs to be to reach the next level.
The last columns provide Mason rankings at the team and LSC levels. These rankings are
based on the Mason's personal best, his current age category, and team; and are
calculated from all the meets results.
Time Standards
Got the currrent age group time standard
Time standard for the next age group and the gap to reach it
Got the next age group’s time standard.
See how Mason Kostov is improving gradually by choosing the distance and
the stroke you are interested in.
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for more information about them.
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See all the meets Mason Kostov has participated in and his
achievement. The last event displayed is the most recent.
For each event, you can find the Mason's time, the progress against
Mason's best time, the corresponding time
standard, as well as how much faster Mason needs to be to reach the next level.
Event
Time
Progress
Standard
Next Standard
Age
Heat
Lane
Ranking
2025 Summer Elite Showcase
08/06/2025
St. Petersburg
50 M Free
25.21
AAAA
14
2
6
1
50 M Breast
34.49
14
2
4
2
50 M Back
31.71
14
2
8
5
100 M Breast
1:21.80
BB
A: 1:20.39 (+1.41s | 1.7%)
14
50 Breast
37.76
37.76
100 Breast
44.04
1:21.80
100 Breast
1:21.80
100 M Free
55.77
AAAA
14
2
6
2
50 M Fly
28.31
14
2
4
2
200 M Free
2:08.22
AAA
AAAA: 2:02.99 (+5.23s | 4.1%)
14
2
9
4
200 M IM
2:29.14
AA
AAA: 2:23.69 (+5.45s | 3.7%)
14
2
7
50 Fly
30.48
30.48
100 Back
37.90
1:08.38
100 IM
1:08.38
150 Breast
45.88
1:54.26
200 Free
34.88
2:29.14
100 IM
1:20.76
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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.