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Costa Kolosov

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MaleCOMission Aurora Colorado Swimming
16 events·39 swims·12 meets·Last raced Jun 6, 2026
In 2dNext meetMACS Fall Invitational→

Where Costa ranks

Current best: each age group's best time, against the swimmers in it now.

50 Back SCM56.17
FastestField
COMIS
Team
4
of 5
›
CO
LSC
21
of 48
›
CO
State
21
of 48
›
West
Zone
97
of 290
›
USA
National
340
of 944
›
Boys 10 & Under · best in age group · set Jun 2026Tap a row for the list
Cuts Checker

Select a time standard above to see which events you qualify for.

Best Times
50 Back
SCY6 swims
BBBAAAAAAAAAA4.22 to B
#10 COMIS#14,115 USA

52.51

2025-10-25

LCM3 swims
BBBAAAAAAAAAA3.57 to B
#8 COMIS#8,496 USA

58.96

2026-04-12

50 Free
SCY5 swims
BBBAAAAAAAAAA8.89 to B
#9 COMIS#18,564 USA

47.08

2025-10-25

LCM4 swims
BBBAAAAAAAAAA8.69 to B
#7 COMIS#9,837 USA
BEST

52.58

2026-05-16

50 Breast
SCY3 swims
BBBAAAAAAAAAA15.15 to B
#11 COMIS#15,781 USA

1:08.54

2026-01-03

LCM1 swim
BBBAAAAAAAAAA14.95 to B
#8,970 USA#6 COMIS

1:15.84

2026-04-12

100 Back
SCY3 swims
BBBAAAAAAAAAA17.38 to B
#6 COMIS#9,166 USA
BEST

1:58.07

2026-01-03

LCM2 swims
BBBAAAAAAAAAA16.16 to B
#194 CO#6,778 USA

2:12.85

2026-05-17

100 Breast
LCM1 swim
BBBAAAAAAAAAA20.33 to B
#5,678 USA#6 COMIS

2:33.22

2026-05-16

100 Free
SCY3 swims
BBBAAAAAAAAAA30.58 to B
#13 COMIS#17,366 USA

1:58.57

2025-10-25

LCM1 swim
BBBAAAAAAAAAA27.42 to B
#251 CO#9,563 USA
BEST

2:08.41

2026-05-17

50 Back
SCM2 swims
BBBAAAAAAAAAA2.78 to B
#97 West#340 USA

56.17

2026-06-06

50 Free
SCM2 swims
BBBAAAAAAAAAA7.70 to B
#137 West#533 USA

49.89

2026-06-06

50 Breast
SCM1 swim
BBBAAAAAAAAAA13.59 to B
#20 CO#427 USA

1:12.58

2026-06-06

100 IM
SCM1 swim
BBBAAAAAAAAAA24.94 to B
#339 USA#5 COMIS

2:15.03

2026-06-06

100 Free
SCM1 swim
BBBAAAAAAAAAA59.77 to B
#584 USA#6 COMIS

2:36.96

2025-06-07

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Explore

USA Swimming time standards — 10 & Under Boys

See how Costa's times rank nationally: 50 Back (LCM)50 Back50 Free (LCM)50 Free50 Breast (LCM)50 Breast
Other Mission Aurora Colorado Swimming swimmers around Costa's age: Kam SadigovZach DarevskyYaya RozendorfOlivia BriggsLIAM SHAMAEV