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Jack Marienau

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MaleNTRockwall Aquatic Center of Excellence
9 events·23 swims·10 meets·Last raced Jun 17, 2026
50 Back SCY56.67
FastestField
NTROC
Team
18
of 30
NT
LSC
458
of 603
TX
State
1,610
of 2,388
Southern
Zone
4,419
of 6,366
USA
National
19,094
of 27,220
Boys 10 & Under · best in age group · set May 2026Full board
Cuts Checker

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

Best Times
50 Back
SCY6 swims
BBBAAAAAAAAAA8.38 to B
#18 NTROC#19,094 USA

56.67

2026-05-16

LCM1 swim
BBBAAAAAAAAAA26.28 to B
#12,797 USA#19 NTROC

1:21.67

2025-05-23

50 Free
SCY6 swims
BBBAAAAAAAAAA14.67 to B
#22 NTROC#24,631 USA

52.86

2026-03-04

LCM3 swims
BBBAAAAAAAAAA11.88 to B
#16 NTROC#11,171 USA
BEST

55.77

2026-06-17

50 Breast
SCY2 swims
BBBAAAAAAAAAA41.62 to B
#19,564 USA#18 NTROC

1:35.01

2025-12-13

LCM1 swim
BBBAAAAAAAAAA24.66 to B
#9 NTROC#10,187 USA

1:25.55

2026-06-17

100 Back
SCY1 swim
BBBAAAAAAAAAA26.63 to B
#10 NTROC#11,521 USA

2:07.32

2025-11-09

100 Free
SCY2 swims
BBBAAAAAAAAAA34.81 to B
#17 NTROC#19,146 USA

2:02.80

2025-12-13

LCM1 swim
BBBAAAAAAAAAA29.29 to B
#11 NTROC#10,048 USA
BEST

2:10.28

2026-06-17

Explore

USA Swimming time standards — 10 & Under Boys