Ryan Matsumoto

Mage 15HIMTPNKALANKSCSPL

325 plausible swims · 63 meets · 2022-02-25 → 2026-06-21

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	26.41	BB+1.72s to A	2025-11-07	UH Knockout 50s Senior meet fast pool
100 Freestyle	SCY	56.73	BB+2.44s to A	2026-04-19	44th Annual Harry Mamizuka Invitational venue
200 Freestyle	SCY	1:56.69	A+3.10s to AA	2026-02-27	2026 HI Hawaiian Swimming SCY AGChamps fast pool
500 Freestyle	SCY	5:03.89	AA+8.20s to AAA	2026-02-28	2026 HI Hawaiian Swimming SCY AGChamps fast pool
1000 Freestyle	SCY	10:26.41	AA+10.62s to AAA	2026-03-01	2026 HI Hawaiian Swimming SCY AGChamps fast pool
1650 Freestyle	SCY	17:27.17	AA+19.68s to AAA	2026-02-26	2026 HI Hawaiian Swimming SCY AGChamps fast pool
50 Backstroke	SCY	32.18	B+1.89s to BB	2026-04-19	44th Annual Harry Mamizuka Invitational venue
100 Backstroke	SCY	1:09.08	B+4.59s to BB	2025-10-25	2025 HI 25th Annual Bill Smith Invitational - venue
200 Backstroke	SCY	2:24.17	B+3.18s to BB	2025-10-26	2025 HI 25th Annual Bill Smith Invitational - venue
50 Breaststroke	SCY	31.67	A+0.88s to AA	2025-11-23	HISI Senior Fall Championship (SCY) fast pool
100 Breaststroke	SCY	1:08.49	BB+1.10s to A	2026-02-26	2026 HI Hawaiian Swimming SCY AGChamps fast pool
200 Breaststroke	SCY	2:29.13	BB+2.14s to A	2026-02-28	2026 HI Hawaiian Swimming SCY AGChamps fast pool
50 Butterfly	SCY	31.60	B+1.51s to BB	2023-10-28	2023 HI 23rd Annual Bill Smith Invitational venue
100 Butterfly	SCY	1:02.35	BB+3.46s to A	2026-04-19	44th Annual Harry Mamizuka Invitational venue
200 Butterfly	SCY	2:16.35	BB+4.36s to A	2025-10-18	Distance Pentathlon venue
100 Individual Medley	SCY	1:10.81		2024-02-27	1061287
200 Individual Medley	SCY	2:16.76	BB+4.57s to A	2025-04-26	43rd Annual Harry Mamizuka Invitational
400 Individual Medley	SCY	4:40.29	A+7.90s to AA	2026-02-27	2026 HI Hawaiian Swimming SCY AGChamps fast pool
500 Individual Medley	SCY	5:44.98		2024-01-23	1461627
1000 Individual Medley	SCY	11:35.91		2024-01-23	1461627
50 Freestyle	LCM	30.33	BB+1.74s to A	2025-01-01	Keiko
100 Freestyle	LCM	1:03.28	BB+0.99s to A	2026-04-26	University of Hawaii Spring Fling venue
200 Freestyle	LCM	2:16.74	A+5.25s to AA	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
400 Freestyle	LCM	4:44.77	A+4.88s to AA	2026-04-04	HISI Oceania Trials venue
800 Freestyle	LCM	9:38.36	AA+24.77s to AAA	2026-04-04	HISI Oceania Trials venue
1500 Freestyle	LCM	18:39.86	A+3.57s to AA	2026-05-02	Keiko Price Sprint Meet & Aloha Mile venue
50 Backstroke	LCM	43.24	+4.55s to B	2023-05-28	2023 HI 47th Annual Sakamoto Invitational venue
100 Backstroke	LCM	1:28.56	+7.37s to B	2024-06-01	2024 13th Annual Rainbow Aquatics Invite
200 Backstroke	LCM	2:51.49	B+7.80s to BB	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
50 Breaststroke	LCM	36.94	BB+0.45s to A	2026-04-26	University of Hawaii Spring Fling venue
100 Breaststroke	LCM	1:22.31	BB+3.92s to A	2026-06-19	HISI Senior Summer Championship (LCM) venue
200 Breaststroke	LCM	3:01.22	BB+9.83s to A	2025-07-17	2025 HI Age Group LCM Championship
50 Butterfly	LCM	32.58	BB+1.29s to A	2025-07-17	2025 HI Age Group LCM Championship
100 Butterfly	LCM	1:11.35	BB+4.06s to A	2026-06-07	2026 15th Annual Wada Rainbow Invitational - venue
200 Butterfly	LCM	2:48.11	B+5.02s to BB	2024-07-19	2024 HI Age Group LCM Championship
200 Individual Medley	LCM	2:42.86	BB+9.67s to A	2025-07-17	2025 HI Age Group LCM Championship
400 Individual Medley	LCM	5:35.55	BB+6.26s to A	2026-06-21	HISI Senior Summer Championship (LCM) venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.

Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	28.78	flat	200 Free Relay	2023-10-01	2023 HI Al Minn Invitational
50 Freestyle	SCY	26.19	flying	200 Free Relay (leg 4)	2022-09-25	2022 HI Al Minn Invitational
50 Freestyle	SCY	19.03	flying	200 Medley Relay (leg 4)	2022-09-24	2022 HI Al Minn Invitational
100 Freestyle	SCY	1:06.45	flat	400 Free Relay	2023-02-16	2023 HI Hawaiian Swimming SCY AGChamps
50 Backstroke	SCY	37.99	flat	200 Medley Relay	2023-04-30	41st Annual Harry Mamizuka Invitational
50 Breaststroke	SCY	32.48	flying	200 Medley Relay (leg 2)	2025-03-22	Southwest Age Group Regional 2025
100 Breaststroke	SCY	1:10.26	flying	400 Medley Relay (leg 2)	2025-03-21	Southwest Age Group Regional 2025
50 Butterfly	SCY	36.69	flying	200 Medley Relay (leg 3)	2022-10-30	22nd Annual Bill Smith Invitational
100 Freestyle	LCM	1:14.75	flat	400 Free Relay	2023-07-14	2023 HI Age Group LCM Championship
100 Breaststroke	LCM	1:41.21	flying	400 Medley Relay (leg 2)	2023-07-01	2023 Keo Nakama Swim Meet

Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.

IMX / IMR

IMX 15-16 · SCY

3565 points (6/6 events)

Event	Time	Points
500 FR SCY	5:03.89	751
200 BK SCY	2:24.17	452
200 BR SCY	2:29.13	592
200 FL SCY	2:16.35	564
200 IM SCY	2:16.76	566
400 IM SCY	4:40.29	640

IMR 15-16 · SCY

2752 points (5/5 events)

Event	Time	Points
200 FR SCY	1:56.69	667
100 BK SCY	1:09.08	395
100 BR SCY	1:08.49	597
100 FL SCY	1:02.35	527
200 IM SCY	2:16.76	566

Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.

PR splits

100 Freestyle SCY 56.73

27.74

28.99

Front half 27.74s · back half 28.99s

200 Freestyle SCY 1:56.69

26.59

29.36

30.51

30.23

Front half 55.95s · back half 60.74s

500 Freestyle SCY 5:03.89

26.78

29.08

31.00

30.67

30.95

31.13

31.00

31.36

31.56

30.36

Front half 148.48s · back half 155.41s

1000 Freestyle SCY 10:26.41

27.45

29.93

31.14

30.71

30.75

30.97

31.52

31.35

32.00

32.15

31.38

32.26

31.81

32.72

32.23

32.70

32.30

31.22

32.16

29.66

Front half 307.97s · back half 318.44s

1650 Freestyle SCY 17:27.17

27.04

29.63

30.86

31.49

31.92

31.73

31.87

31.53

32.07

32.36

32.47

32.16

30.92

32.22

31.82

32.11

31.90

31.96

32.41

31.40

31.85

31.47

31.93

31.87

31.99

32.24

32.39

32.66

32.65

32.79

31.99

31.36

100 Breaststroke SCY 1:08.49

31.72

36.77

Front half 31.72s · back half 36.77s

200 Breaststroke SCY 2:29.13

32.08

37.52

39.61

39.92

Front half 69.60s · back half 79.53s

100 Butterfly SCY 1:02.35

28.89

33.46

Front half 28.89s · back half 33.46s

200 Butterfly SCY 2:16.35

29.55

34.93

35.05

36.82

Front half 64.48s · back half 71.87s

400 Individual Medley SCY 4:40.29

29.37

34.62

36.95

36.44

42.43

40.48

30.42

29.58

Front half 137.38s · back half 142.91s

500 Individual Medley SCY 5:44.98 split/total mismatch

30.04

32.72

33.97

35.70

34.85

35.35

35.49

35.63

35.82

35.41

35.47

35.49

35.95

34.58

34.45

34.69

34.37

34.60

35.98

35.35

35.43

35.88

36.22

35.12

36.07

37.08

36.79

37.37

37.01

33.85

34.62

32.14

100 Freestyle LCM 1:03.28

30.05

33.23

Front half 30.05s · back half 33.23s

200 Freestyle LCM 2:16.74

66.86

69.88

Front half 66.86s · back half 69.88s

400 Freestyle LCM 4:44.77 RT 0.68s

31.42

35.19

36.21

36.64

36.57

36.27

36.66

35.81

Front half 139.46s · back half 145.31s

800 Freestyle LCM 9:38.36 RT 0.71s

30.78

34.22

35.56

36.69

36.46

37.01

37.08

36.75

36.78

37.18

36.99

37.37

37.15

37.03

36.31

35.00

Front half 284.55s · back half 293.81s

1500 Freestyle LCM 18:39.86

67.64

75.00

75.04

74.80

75.40

74.70

75.11

75.47

75.95

75.55

75.96

75.01

75.32

76.42

72.49

200 Backstroke LCM 2:51.49

86.03

85.46

Front half 86.03s · back half 85.46s

100 Breaststroke LCM 1:22.31

37.51

44.80

Front half 37.51s · back half 44.80s

200 Butterfly LCM 2:48.11 split/total mismatch

80.00

8.11

Front half 80.00s · back half 88.11s

400 Individual Medley LCM 5:35.55

33.47

39.97

45.18

44.84

47.69

49.44

37.30

37.66

Front half 163.46s · back half 172.09s

Reaction time

fastest 0.68s average 0.695s slowest 0.71s 2 electronic starts

Start reaction over time faster starts higher

From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.

Progression

Faster times are higher. One card per event, all courses & history.

50 Freestyle SCY 26.41 17 swims

100 Freestyle SCY 56.73 16 swims

200 Freestyle SCY 1:56.69 23 swims

500 Freestyle SCY 5:03.89 14 swims

1000 Freestyle SCY 10:26.41 7 swims

1650 Freestyle SCY 17:27.17 9 swims

50 Backstroke SCY 32.18 6 swims

100 Backstroke SCY 1:09.08 9 swims

200 Backstroke SCY 2:24.17 6 swims

50 Breaststroke SCY 31.67 13 swims

100 Breaststroke SCY 1:08.49 20 swims

200 Breaststroke SCY 2:29.13 17 swims

50 Butterfly SCY 31.60 8 swims

100 Butterfly SCY 1:02.35 15 swims

200 Butterfly SCY 2:16.35 8 swims

100 Individual Medley SCY 1:10.81 5 swims

200 Individual Medley SCY 2:16.76 16 swims

400 Individual Medley SCY 4:40.29 5 swims

500 Individual Medley SCY 5:44.98 1 swim

1000 Individual Medley SCY 11:35.91 1 swim

50 Freestyle LCM 30.33 6 swims

100 Freestyle LCM 1:03.28 7 swims

200 Freestyle LCM 2:16.74 12 swims

400 Freestyle LCM 4:44.77 10 swims

800 Freestyle LCM 9:38.36 5 swims

1500 Freestyle LCM 18:39.86 3 swims

50 Backstroke LCM 43.24 1 swim

100 Backstroke LCM 1:28.56 5 swims

200 Backstroke LCM 2:51.49 4 swims

50 Breaststroke LCM 36.94 7 swims

100 Breaststroke LCM 1:22.31 10 swims

200 Breaststroke LCM 3:01.22 10 swims

50 Butterfly LCM 32.58 5 swims

100 Butterfly LCM 1:11.35 4 swims

200 Butterfly LCM 2:48.11 7 swims

200 Individual Medley LCM 2:42.86 7 swims

400 Individual Medley LCM 5:35.55 6 swims