Swimmer profile

Tatsu Sekine

Male10 & UnderSanta Clara Swim ClubPC · WESTERN

Performance Progression Goals Time Standards Meets

Standards achieved

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Age group

10 & Under

Course

★ Highlight Events

50 Fly SCY

Standard	Cut	Gap
B✓	46.49	−14.55
BB✓	41.29	−9.35
A✓	35.99	−4.05
AA✓	34.29	−2.35
AAA✓	32.59	−0.65
AAAA	30.79	+1.15

PBAAA

31.94

2026 PC Pacific Swimming Spring Far Western Championships

Apr 11, 2026

LSC

of 241

100 Fly SCY

Standard	Cut	Gap
B✓	1:53.49	−39.75
BB✓	1:38.99	−25.25
A✓	1:24.39	−10.65
AA✓	1:19.49	−5.75
AAA✓	1:14.59	−0.85
AAAA	1:09.79	+3.95

PBAAA

1:13.74

2026 PC Pacific Swimming Spring Age Group Championships

Mar 21, 2026

LSC

of 160

200 IM SCY

Standard	Cut	Gap
B✓	3:38.59	−53.27
BB✓	3:15.99	−30.67
A✓	2:53.49	−8.17
AA✓	2:45.89	−0.57
AAA	2:38.39	+6.93
AAAA	2:30.89	+14.43

PBAA

2:45.32

2026 PC BAY Short Course CBA+

Mar 1, 2026

LSC

of 152

Event

50 Free SCY

Standard	Cut	Gap
B✓	38.19	−7.16
BB✓	34.59	−3.56
A✓	31.09	−0.06
AA	29.89	+1.14
AAA	28.69	+2.34
AAAA	27.49	+3.54

PBA

31.03

2026 PC Pacific Swimming Spring Age Group Championships

Mar 21, 2026

LSC

of 249

100 Free SCY

Standard	Cut	Gap
B✓	1:27.99	−19.46
BB✓	1:18.89	−10.36
A✓	1:09.79	−1.26
AA	1:06.79	+1.74
AAA	1:03.79	+4.74
AAAA	1:00.69	+7.84

PBA

1:08.53

2026 PC Pacific Swimming Spring Far Western Championships

Apr 11, 2026

LSC

of 235

200 Free SCY

Standard	Cut	Gap
B✓	3:09.49	−23.63
BB✓	2:50.59	−4.73
A	2:31.59	+14.27
AA	2:25.29	+20.57
AAA	2:18.99	+26.87
AAAA	2:12.69	+33.17

PBBB

2:45.86

2026 PC BAY Short Course CBA+

Feb 28, 2026

LSC

121

of 190

500 Free SCY

Standard	Cut	Gap
B✓	8:24.29	−69.21
BB✓	7:33.79	−18.71
A	6:43.39	+31.69
AA	6:26.59	+48.49
AAA	6:09.79	+65.29
AAAA	5:52.99	+82.09

PBBB

7:15.08

2025 PC Winter Age Group Championships hosted by SRVA

Dec 12, 2025

LSC

of 139

50 Back SCY

Standard	Cut	Gap
B✓	48.29	−12.50
BB✓	42.89	−7.10
A✓	37.59	−1.80
AA✓	35.79	−0.00
AAA	33.99	+1.80
AAAA	32.19	+3.60

PBAA

35.79

2026 PC Pacific Swimming Spring Far Western Championships

Apr 12, 2026

LSC

of 233

100 Back SCY

Standard	Cut	Gap
B✓	1:40.69	−21.20
BB✓	1:30.09	−10.60
A✓	1:19.59	−0.10
AA	1:16.09	+3.40
AAA	1:12.49	+7.00
AAAA	1:08.99	+10.50

PBA

1:19.49

2026 PC BAY Short Course CBA+

Mar 29, 2026

LSC

of 202

50 Breast SCY

Standard	Cut	Gap
B✓	53.39	−10.71
BB✓	47.69	−5.01
A	42.09	+0.59
AA	40.19	+2.49
AAA	38.29	+4.39
AAAA	36.39	+6.29

PBBB

42.68

2026 PC BAY Short Course CBA+

Mar 29, 2026

LSC

of 239

100 Breast SCY

Standard	Cut	Gap
B✓	1:54.09	−23.58
BB✓	1:42.29	−11.78
A✓	1:30.59	−0.08
AA	1:26.59	+3.92
AAA	1:22.69	+7.82
AAAA	1:18.79	+11.72

PBA

1:30.51

2026 PC BAY Short Course CBA+

Mar 28, 2026

LSC

of 206

50 Fly SCY

Standard	Cut	Gap
B✓	46.49	−14.55
BB✓	41.29	−9.35
A✓	35.99	−4.05
AA✓	34.29	−2.35
AAA✓	32.59	−0.65
AAAA	30.79	+1.15

PBAAA

31.94

2026 PC Pacific Swimming Spring Far Western Championships

Apr 11, 2026

LSC

of 241

100 Fly SCY

Standard	Cut	Gap
B✓	1:53.49	−39.75
BB✓	1:38.99	−25.25
A✓	1:24.39	−10.65
AA✓	1:19.49	−5.75
AAA✓	1:14.59	−0.85
AAAA	1:09.79	+3.95

PBAAA

1:13.74

2026 PC Pacific Swimming Spring Age Group Championships

Mar 21, 2026

LSC

of 160

200 IM SCY

Standard	Cut	Gap
B✓	3:38.59	−53.27
BB✓	3:15.99	−30.67
A✓	2:53.49	−8.17
AA✓	2:45.89	−0.57
AAA	2:38.39	+6.93
AAAA	2:30.89	+14.43

PBAA

2:45.32

2026 PC BAY Short Course CBA+

Mar 1, 2026

LSC

of 152