Swimmer profile

Liam Koos

Male13-14Cheshire Y Sea Dog Swim ClubCT · EASTERN

Performance Progression Goals Time Standards Meets

3 AA standards — consistent double-A performer!

16 all-time personal bests this season!

Standards achieved

AA×3A×9BB×3B×1

All-time PBs

16events

Best CT rank

#16500 Free SCY

Events ranked

16SCY

Age group

13-14

★ Highlight Events

500 Free SCY

Standard	Cut	Gap
B✓	6:25.69	−47.45
BB✓	5:58.19	−19.95
A	5:30.59	+7.65
AA	5:16.89	+21.35
AAA	5:03.09	+35.15
AAAA	4:49.29	+48.95

PBAA

5:38.24

2025 CT CDOG 19th Annual IMX Qualifier

Oct 19, 2025

🎓 Class of 2031#22of 72 · CT#1,055 USA*

LSC

of 134

100 Breast SCY

Standard	Cut	Gap
B✓	1:20.49	−15.56
BB✓	1:14.79	−9.86
A✓	1:08.99	−4.06
AA✓	1:06.19	−1.26
AAA	1:03.29	+1.64
AAAA	1:00.39	+4.54

PBAA

1:04.93

2026 FL ISCA East Coast Elite Showcase

Apr 3, 2026

🎓 Class of 2031#4of 90 · CT#119 USA*

LSC

of 185

200 Breast SCY

Standard	Cut	Gap
B✓	2:54.89	−30.29
BB✓	2:42.39	−17.79
A✓	2:29.89	−5.29
AA	2:23.59	+1.01
AAA	2:17.39	+7.21
AAAA	2:11.19	+13.41

PBA

2:24.60

2026 CT Age Group Championships

Mar 13, 2026

🎓 Class of 2031#5of 65 · CT#174 USA*

LSC

of 129

Event

50 Free SCY

Standard	Cut	Gap
B✓	29.89	−4.86
BB✓	27.69	−2.66
A✓	25.59	−0.56
AA	24.59	+0.44
AAA	23.49	+1.54
AAAA	22.39	+2.64

PBA

25.03

2026 FL ISCA East Coast Elite Showcase

Apr 4, 2026

🎓 Class of 2031#15of 97 · CT#591 USA*

LSC

of 217

100 Free SCY

Standard	Cut	Gap
B✓	1:04.99	−10.10
BB✓	1:00.29	−5.40
A✓	55.69	−0.80
AA	53.39	+1.50
AAA	51.09	+3.80
AAAA	48.69	+6.20

PBA

54.89

2025 NE CRA Winter Prelim & Final

Dec 14, 2025

🎓 Class of 2031#15of 95 · CT#627 USA*

LSC

of 227

200 Free SCY

Standard	Cut	Gap
B✓	2:22.49	−21.50
BB✓	2:12.29	−11.30
A✓	2:02.19	−1.20
AA	1:57.09	+3.90
AAA	1:51.99	+9.00
AAAA	1:46.89	+14.10

PBA

2:00.99

2026 CT SYS Winter Classic

Jan 17, 2026

🎓 Class of 2031#12of 89 · CT#679 USA*

LSC

of 188

500 Free SCY

Standard	Cut	Gap
B✓	6:25.69	−47.45
BB✓	5:58.19	−19.95
A	5:30.59	+7.65
AA	5:16.89	+21.35
AAA	5:03.09	+35.15
AAAA	4:49.29	+48.95

PBAA

5:38.24

2025 CT CDOG 19th Annual IMX Qualifier

Oct 19, 2025

🎓 Class of 2031#22of 72 · CT#1,055 USA*

LSC

of 134

1650 Free SCY

Standard	Cut	Gap
B✓	22:22.89	−202.81
BB✓	20:46.99	−106.91
A✓	19:11.09	−11.01
AA	18:23.09	+36.99
AAA	17:35.19	+84.89
AAAA	16:47.19	+132.89

PBA

19:00.08

2026 CT CDOG January Distance Meet

Jan 9, 2026

🎓 Class of 2031#7of 21 · CT#345 USA*

LSC

of 64

50 Back SCY

Standard	Cut	Gap
B✓	33.69	−5.51
BB✓	31.29	−3.11
A✓	28.89	−0.71
AA	27.69	+0.49
AAA	26.49	+1.69
AAAA	25.29	+2.89

PBA

28.18

2025 NE CRA Winter Prelim & Final

Dec 12, 2025

🎓 Class of 2031#5of 93 · CT#257 USA*

LSC

of 122

100 Back SCY

Standard	Cut	Gap
B✓	1:11.29	−9.63
BB✓	1:06.19	−4.53
A	1:01.09	+0.57
AA	58.59	+3.07
AAA	55.99	+5.67
AAAA	53.49	+8.17

PBBB

1:01.66

2026 FL ISCA East Coast Elite Showcase

Apr 3, 2026

🎓 Class of 2031#8of 92 · CT#470 USA*

LSC

of 197

200 Back SCY

Standard	Cut	Gap
B✓	2:34.69	−21.04
BB✓	2:23.69	−10.04
A	2:12.59	+1.06
AA	2:07.09	+6.56
AAA	2:01.59	+12.06
AAAA	1:55.99	+17.66

PBBB

2:13.65

2026 CT CDOG Regional Championships

Feb 28, 2026

🎓 Class of 2031#6of 72 · CT#417 USA*

LSC

of 141

50 Breast SCY

Standard	Cut	Gap
B✓	38.59	−6.83
BB✓	35.79	−4.03
A✓	33.09	−1.33
AA	31.69	+0.07
AAA	30.29	+1.47
AAAA	28.89	+2.87

PBA

31.76

2026 FL ISCA East Coast Elite Showcase

Apr 2, 2026

🎓 Class of 2031#8of 95 · CT#366 USA*

LSC

of 128

100 Breast SCY

Standard	Cut	Gap
B✓	1:20.49	−15.56
BB✓	1:14.79	−9.86
A✓	1:08.99	−4.06
AA✓	1:06.19	−1.26
AAA	1:03.29	+1.64
AAAA	1:00.39	+4.54

PBAA

1:04.93

2026 FL ISCA East Coast Elite Showcase

Apr 3, 2026

🎓 Class of 2031#4of 90 · CT#119 USA*

LSC

of 185

200 Breast SCY

Standard	Cut	Gap
B✓	2:54.89	−30.29
BB✓	2:42.39	−17.79
A✓	2:29.89	−5.29
AA	2:23.59	+1.01
AAA	2:17.39	+7.21
AAAA	2:11.19	+13.41

PBA

2:24.60

2026 CT Age Group Championships

Mar 13, 2026

🎓 Class of 2031#5of 65 · CT#174 USA*

LSC

of 129

50 Fly SCY

Standard	Cut	Gap
B✓	33.19	−6.62
BB✓	30.79	−4.22
A✓	28.39	−1.82
AA✓	27.19	−0.62
AAA	26.09	+0.48
AAAA	24.89	+1.68

PBAA

26.57

2026 FL ISCA East Coast Elite Showcase

Apr 4, 2026

🎓 Class of 2031#7of 89 · CT#222 USA*

LSC

of 144

100 Fly SCY

Standard	Cut	Gap
B✓	1:10.49	−9.07
BB✓	1:05.49	−4.07
A	1:00.39	+1.03
AA	57.89	+3.53
AAA	55.39	+6.03
AAAA	52.89	+8.53

PBBB

1:01.42

2026 CT CDOG Regional Championships

Mar 1, 2026

🎓 Class of 2031#13of 78 · CT#556 USA*

LSC

of 187

200 Fly SCY

Standard	Cut	Gap
B✓	2:36.79	−8.05
BB	2:25.59	+3.15
A	2:14.39	+14.35
AA	2:08.79	+19.95
AAA	2:03.19	+25.55
AAAA	1:57.59	+31.15

PBB

2:28.74

2026 CT SYS Winter Classic

Jan 17, 2026

🎓 Class of 2031#16of 31 · CT#765 USA*

LSC

of 82

200 IM SCY

Standard	Cut	Gap
B✓	2:37.99	−27.74
BB✓	2:26.69	−16.44
A✓	2:15.39	−5.14
AA	2:09.79	+0.46
AAA	2:04.09	+6.16
AAAA	1:58.49	+11.76

PBA

2:10.25

2026 CT Age Group Championships

Mar 13, 2026

🎓 Class of 2031#6of 87 · CT#221 USA*

LSC

of 205

400 IM SCY

Standard	Cut	Gap
B✓	5:37.69	−52.83
BB✓	5:13.59	−28.73
A✓	4:49.49	−4.63
AA	4:37.39	+7.47
AAA	4:25.39	+19.47
AAAA	4:13.29	+31.57

PBA

4:44.86

2026 CT CDOG YMCA State Championships

Jan 30, 2026

🎓 Class of 2031#8of 32 · CT#334 USA*

LSC

of 104