Swimmer profile

Ryonosuke Jefferson

Male13-14DART SwimmingSN · WESTERN

Performance Progression Goals Time Standards Meets

AAAA standard — elite national performance!

17 all-time personal bests this season!

Top 1 in SN — 1000 Free SCY

Standards achieved

AAAA×1AAA×4AA×5A×4BB×2B×1

All-time PBs

17events

Best SN rank

#11000 Free SCY

Events ranked

17SCY

Age group

13-14

★ Highlight Events

1000 Free SCY

Standard	Cut	Gap
B✓	13:17.99	−171.51
BB✓	12:20.99	−114.51
A✓	11:23.99	−57.51
AA✓	10:55.49	−29.01
AAA✓	10:26.99	−0.51
AAAA	9:58.49	+27.99

PBAAA

10:26.48

2026 CC Southwest Age Group Regionals

Mar 30, 2026

🎓 Class of 2031#1of 30 · SN#62 USA*

LSC

of 36

1650 Free SCY

Standard	Cut	Gap
B✓	22:22.89	−307.38
BB✓	20:46.99	−211.48
A✓	19:11.09	−115.58
AA✓	18:23.09	−67.58
AAA✓	17:35.19	−19.68
AAAA	16:47.19	+28.32

PBAAA

17:15.51

2026 PC Pacific Swimming Spring Far Western Championships

Apr 9, 2026

🎓 Class of 2031#1of 19 · SN#42 USA*

LSC

of 26

200 Fly SCY

Standard	Cut	Gap
B✓	2:36.79	−10.53
BB	2:25.59	+0.67
A	2:14.39	+11.87
AA	2:08.79	+17.47
AAA	2:03.19	+23.07
AAAA	1:57.59	+28.67

PBA

2:26.26

2025 SN DART Winter Invitational

Dec 13, 2025

🎓 Class of 2031#3of 17 · SN#673 USA*

LSC

of 13

Event

50 Free SCY

Standard	Cut	Gap
B✓	29.89	−5.75
BB✓	27.69	−3.55
A✓	25.59	−1.45
AA✓	24.59	−0.45
AAA	23.49	+0.65
AAAA	22.39	+1.75

PBAAAA

24.14

2025 SN Folsom Classic

Nov 9, 2025

🎓 Class of 2031#4of 103 · SN#229 USA*

LSC

of 204

100 Free SCY

Standard	Cut	Gap
B✓	1:04.99	−13.51
BB✓	1:00.29	−8.81
A✓	55.69	−4.21
AA✓	53.39	−1.91
AAA	51.09	+0.39
AAAA	48.69	+2.79

PBAA

51.48

2026 CC Southwest Age Group Regionals

Mar 30, 2026

🎓 Class of 2031#3of 100 · SN#106 USA*

LSC

of 174

200 Free SCY

Standard	Cut	Gap
B✓	2:22.49	−30.02
BB✓	2:12.29	−19.82
A✓	2:02.19	−9.72
AA✓	1:57.09	−4.62
AAA	1:51.99	+0.48
AAAA	1:46.89	+5.58

PBAA

1:52.47

2026 CC Southwest Age Group Regionals

Mar 28, 2026

🎓 Class of 2031#3of 86 · SN#96 USA*

LSC

of 142

500 Free SCY

Standard	Cut	Gap
B✓	6:25.69	−86.65
BB✓	5:58.19	−59.15
A✓	5:30.59	−31.55
AA✓	5:16.89	−17.85
AAA✓	5:03.09	−4.05
AAAA	4:49.29	+9.75

PBAAA

4:59.04

2026 CC Southwest Age Group Regionals

Mar 28, 2026

🎓 Class of 2031#1of 64 · SN#57 USA*

LSC

of 83

1000 Free SCY

Standard	Cut	Gap
B✓	13:17.99	−171.51
BB✓	12:20.99	−114.51
A✓	11:23.99	−57.51
AA✓	10:55.49	−29.01
AAA✓	10:26.99	−0.51
AAAA	9:58.49	+27.99

PBAAA

10:26.48

2026 CC Southwest Age Group Regionals

Mar 30, 2026

🎓 Class of 2031#1of 30 · SN#62 USA*

LSC

of 36

1650 Free SCY

Standard	Cut	Gap
B✓	22:22.89	−307.38
BB✓	20:46.99	−211.48
A✓	19:11.09	−115.58
AA✓	18:23.09	−67.58
AAA✓	17:35.19	−19.68
AAAA	16:47.19	+28.32

PBAAA

17:15.51

2026 PC Pacific Swimming Spring Far Western Championships

Apr 9, 2026

🎓 Class of 2031#1of 19 · SN#42 USA*

LSC

of 26

50 Back SCY

Standard	Cut	Gap
B✓	33.69	−1.97
BB	31.29	+0.43
A	28.89	+2.83
AA	27.69	+4.03
AAA	26.49	+5.23
AAAA	25.29	+6.43

PBB

31.72

2026 Lucky Charm Block Pary

Mar 13, 2026

🎓 Class of 2031#15of 99 · SN#1,557 USA*

LSC

of 108

100 Back SCY

Standard	Cut	Gap
B	1:11.29	+0.65
BB	1:06.19	+5.75
A	1:01.09	+10.85
AA	58.59	+13.35
AAA	55.99	+15.95
AAAA	53.49	+18.45

PBBB

1:11.94

2025 DART Last Chance Sun

Feb 23, 2025

🎓 Class of 2031#29of 89 · SN#2,390 USA*

LSC

of 156

200 Back SCY

Standard	Cut	Gap
B✓	2:34.69	−13.75
BB✓	2:23.69	−2.75
A	2:12.59	+8.35
AA	2:07.09	+13.85
AAA	2:01.59	+19.35
AAAA	1:55.99	+24.95

PBAA

2:20.94

2025 Nov 21 Block Party

Nov 21, 2025

🎓 Class of 2031#3of 37 · SN#863 USA*

LSC

of 45

50 Breast SCY

Standard	Cut	Gap
B✓	38.59	−5.70
BB✓	35.79	−2.90
A✓	33.09	−0.20
AA	31.69	+1.20
AAA	30.29	+2.60
AAAA	28.89	+4.00

PBAAA

32.89

2025 DART Block Party with VACA

Sep 19, 2025

🎓 Class of 2031#9of 98 · SN#655 USA*

LSC

of 176

100 Breast SCY

Standard	Cut	Gap
B✓	1:20.49	−6.65
BB✓	1:14.79	−0.95
A	1:08.99	+4.85
AA	1:06.19	+7.65
AAA	1:03.29	+10.55
AAAA	1:00.39	+13.45

PBAA

1:13.84

2025 DART-Solano Block Party

Oct 17, 2025

🎓 Class of 2031#14of 89 · SN#1,005 USA*

LSC

of 138

200 Breast SCY

Standard	Cut	Gap
B✓	2:54.89	−25.10
BB✓	2:42.39	−12.60
A✓	2:29.89	−0.10
AA	2:23.59	+6.20
AAA	2:17.39	+12.40
AAAA	2:11.19	+18.60

PBA

2:29.79

2026 PC CAL Invitational

Jan 17, 2026

🎓 Class of 2031#4of 52 · SN#334 USA*

LSC

of 72

50 Fly SCY

Standard	Cut	Gap
B✓	33.19	−6.47
BB✓	30.79	−4.07
A✓	28.39	−1.67
AA✓	27.19	−0.47
AAA	26.09	+0.63
AAAA	24.89	+1.83

PBAA

26.72

2026 SN Ted Curley Classic 14 & Under Short Course Championships

Mar 6, 2026

🎓 Class of 2031#3of 96 · SN#258 USA*

LSC

of 122

100 Fly SCY

Standard	Cut	Gap
B✓	1:10.49	−11.96
BB✓	1:05.49	−6.96
A✓	1:00.39	−1.86
AA	57.89	+0.64
AAA	55.39	+3.14
AAAA	52.89	+5.64

PBA

58.53

2026 CC Southwest Age Group Regionals

Mar 30, 2026

🎓 Class of 2031#2of 66 · SN#222 USA*

LSC

of 116

200 Fly SCY

Standard	Cut	Gap
B✓	2:36.79	−10.53
BB	2:25.59	+0.67
A	2:14.39	+11.87
AA	2:08.79	+17.47
AAA	2:03.19	+23.07
AAAA	1:57.59	+28.67

PBA

2:26.26

2025 SN DART Winter Invitational

Dec 13, 2025

🎓 Class of 2031#3of 17 · SN#673 USA*

LSC

of 13

200 IM SCY

Standard	Cut	Gap
B✓	2:37.99	−27.09
BB✓	2:26.69	−15.79
A✓	2:15.39	−4.49
AA	2:09.79	+1.11
AAA	2:04.09	+6.81
AAAA	1:58.49	+12.41

PBA

2:10.90

2026 PC CAL Invitational

Jan 17, 2026

🎓 Class of 2031#4of 72 · SN#245 USA*

LSC

of 137

400 IM SCY

Standard	Cut	Gap
B✓	5:37.69	−44.96
BB✓	5:13.59	−20.86
A	4:49.49	+3.24
AA	4:37.39	+15.34
AAA	4:25.39	+27.34
AAAA	4:13.29	+39.44

PBBB

4:52.73

2026 SN DART Last Chance Invitational

Feb 21, 2026

🎓 Class of 2031#5of 25 · SN#525 USA*

LSC

of 63