Matthew Sivak

Mage 13MAMDVANBAC

614 plausible swims · 70 meets · 2021-05-08 → 2026-06-11

Personal records

Event	Course	Best	Cut	Date	Meet
25 Freestyle	SCY	18.13		2021-05-08	Bayside CAC 2021 Cruising Into Summer Splash
50 Freestyle	SCY	24.60	AA+0.21s to AAA	2026-03-13	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
100 Freestyle	SCY	54.09	AA+1.00s to AAA	2026-02-01	YY John deBarbadillo Invite
200 Freestyle	SCY	1:59.40	AA+3.31s to AAA	2026-02-01	YY John deBarbadillo Invite
500 Freestyle	SCY	5:19.07	AA+5.78s to AAA	2026-03-13	2026 MD LSC / NBAC JR Champs - Site 1 fast pool
1000 Freestyle	SCY	11:17.53	AA+29.34s to AAA	2025-01-01	2025 nbac fall fastival meet final results pdf
1650 Freestyle	SCY	18:36.73	AA+26.54s to AAA	2025-01-01	2025 nbac fall fastival meet final results pdf
25 Backstroke	SCY	21.40		2021-05-08	Bayside CAC 2021 Cruising Into Summer Splash
50 Backstroke	SCY	27.96	AA+0.07s to AAA	2025-12-11	2025 NBAC 51st Annual Christmas Invitational venue
100 Backstroke	SCY	1:00.02	AA+1.53s to AAA	2025-12-13	2025 NBAC 51st Annual Christmas Invitational venue
200 Backstroke	SCY	2:08.89	AA+1.50s to AAA	2026-03-05	2025 Speedo MD LSC Senior Champs
25 Breaststroke	SCY	24.26		2021-05-08	Bayside CAC 2021 Cruising Into Summer Splash
50 Breaststroke	SCY	31.44	AAA+1.05s to AAAA	2026-03-05	2025 Speedo MD LSC Senior Champs
100 Breaststroke	SCY	1:08.37	AA+2.08s to AAA	2026-02-01	YY John deBarbadillo Invite
200 Breaststroke	SCY	2:28.81	AA+5.02s to AAA	2025-12-13	2025 NBAC 51st Annual Christmas Invitational venue
25 Butterfly	SCY	21.19		2021-05-08	Bayside CAC 2021 Cruising Into Summer Splash
50 Butterfly	SCY	27.16	AAA+1.17s to AAAA	2025-12-11	2025 NBAC 51st Annual Christmas Invitational venue
100 Butterfly	SCY	59.88	AA+1.89s to AAA	2026-03-05	2025 Speedo MD LSC Senior Champs
200 Butterfly	SCY	2:20.58	A+4.79s to AA	2025-01-01	2025 nbac fall fastival meet final results pdf
100 Individual Medley	SCY	1:00.38		2026-03-05	2026 MD LSC 14 & U Championships venue
200 Individual Medley	SCY	2:11.55	AA+2.16s to AAA	2026-02-01	YY John deBarbadillo Invite
400 Individual Medley	SCY	4:40.06	AA+2.87s to AAA	2026-03-05	2025 Speedo MD LSC Senior Champs
50 Freestyle	LCM	29.13	AA+1.14s to AAA	2026-04-18	2026 EST Spring Into Long Course
100 Freestyle	LCM	1:00.56	AAA+1.87s to AAAA	2026-06-08	Chargers Mid Season Long Course Invitational
200 Freestyle	LCM	2:14.23	AA+0.64s to AAA	2026-06-08	Chargers Mid Season Long Course Invitational
400 Freestyle	LCM	4:48.56	AA+5.77s to AAA	2026-05-10	2026 NBAC Spring LC Invitational Meet venue
50 Backstroke	LCM	33.00	AA+0.61s to AAA	2025-01-01	2025 nbac mid summer classic final results pdf
100 Backstroke	LCM	1:08.52	AAA+2.93s to AAAA	2026-06-08	Chargers Mid Season Long Course Invitational
200 Backstroke	LCM	2:30.86	AA+1.77s to AAA	2026-06-08	Chargers Mid Season Long Course Invitational
50 Breaststroke	LCM	37.81	A+0.12s to AA	2025-05-16	2025 NBAC Spring LC Invitational Meet
100 Breaststroke	LCM	1:20.68	A+0.79s to AA	2026-06-08	Chargers Mid Season Long Course Invitational
200 Breaststroke	LCM	2:54.79	AA+7.10s to AAA	2026-06-08	Chargers Mid Season Long Course Invitational
50 Butterfly	LCM	32.58	A+0.49s to AA	2024-05-17	2024 NBAC Spring LC Invitational Meet
100 Butterfly	LCM	1:09.20	A+0.11s to AA	2026-04-18	2026 EST Spring Into Long Course venue
200 Individual Medley	LCM	2:28.57	AAA+5.78s to AAAA	2026-05-10	2026 NBAC Spring LC Invitational Meet venue
400 Individual Medley	LCM	5:43.89	A+9.80s to AA	2025-05-16	2025 NBAC Spring LC Invitational Meet

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.

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	37.26	flat	200 Free Relay	2021-12-10	2021 NBAC HOLIDAY MEET
50 Freestyle	SCY	25.58	flying	200 Free Relay (leg 2)	2025-03-08	2025 MD LSC 14 & U Championships
100 Freestyle	SCY	56.53	flying	400 Free Relay (leg 2)	2025-03-09	2025 MD LSC 14 & U Championships
50 Breaststroke	SCY	32.22	flying	200 Medley Relay (leg 2)	2025-03-06	2025 MD LSC 14 & U Championships
100 Breaststroke	SCY	1:11.61	flying	400 Medley Relay (leg 2)	2025-03-07	2025 MD LSC 14 & U Championships
50 Butterfly	SCY	45.75	flying	200 Medley Relay (leg 3)	2021-12-11	2021 NBAC HOLIDAY 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 13-14 · SCY

4212 points (6/6 events)

Event	Time	Points
500 FR SCY	5:19.07	745
200 BK SCY	2:08.89	728
200 BR SCY	2:28.81	685
200 FL SCY	2:20.58	585
200 IM SCY	2:11.55	730
400 IM SCY	4:40.06	739

IMR 13-14 · LCM

3647 points (5/5 events)

Event	Time	Points
200 FR LCM	2:14.23	769
100 BK LCM	1:08.52	769
100 BR LCM	1:20.68	661
100 FL LCM	1:09.20	661
200 IM LCM	2:28.57	787

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

PR splits

100 Freestyle SCY 54.09

25.77

28.32

Front half 25.77s · back half 28.32s

200 Freestyle SCY 1:59.40

26.57

30.81

31.34

30.68

Front half 57.38s · back half 62.02s

500 Freestyle SCY 5:19.07

27.23

31.32

32.24

32.64

32.71

33.06

33.61

32.93

32.16

31.17

Front half 156.14s · back half 162.93s

1650 Freestyle SCY 18:36.73

30.12

33.92

33.50

34.00

34.30

33.98

33.96

33.95

34.46

33.85

34.58

33.69

34.64

33.84

34.76

33.86

33.73

34.24

33.57

33.47

33.88

34.16

34.04

34.10

33.54

34.12

34.43

33.43

34.39

33.53

33.71

32.40

100 Backstroke SCY 1:00.02

29.01

31.01

Front half 29.01s · back half 31.01s

100 Breaststroke SCY 1:08.37

32.54

35.83

Front half 32.54s · back half 35.83s

200 Breaststroke SCY 2:28.81

34.42

37.78

39.64

36.97

Front half 72.20s · back half 76.61s

200 Butterfly SCY 2:20.58

30.67

34.91

37.21

37.79

Front half 65.58s · back half 75.00s

100 Individual Medley SCY 1:00.38

27.71

32.67

Front half 27.71s · back half 32.67s

200 Individual Medley SCY 2:11.55

27.69

33.70

38.90

31.26

Front half 61.39s · back half 70.16s

100 Freestyle LCM 1:00.56 split/total mismatch

29.45

1.66

Front half 29.45s · back half 31.11s

200 Freestyle LCM 2:14.23 split/total mismatch

30.94

34.48

35.03

33.78

400 Freestyle LCM 4:48.56

31.93

36.43

37.24

37.28

36.87

37.38

35.10

36.33

Front half 142.88s · back half 145.68s

100 Backstroke LCM 1:08.52 split/total mismatch

33.63

1.26

Front half 33.63s · back half 34.89s

200 Backstroke LCM 2:30.86 split/total mismatch

35.22

38.86

39.25

37.53

100 Breaststroke LCM 1:20.68 split/total mismatch

38.26

4.16

Front half 38.26s · back half 42.42s

200 Breaststroke LCM 2:54.79 split/total mismatch

39.67

44.11

45.80

45.21

50 Butterfly LCM 32.58 split/total mismatch

44.52

51.25

60.21

42.42

Front half 95.77s · back half -63.19s

200 Individual Medley LCM 2:28.57

31.24

38.28

44.70

34.35

Front half 69.52s · back half 79.05s

400 Individual Medley LCM 5:43.89

34.67

40.94

46.06

94.08

50.68

39.96

37.50

Reaction time

fastest 0.64s average 0.738s slowest 0.96s 4 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.

25 Freestyle SCY 18.13 2 swims

50 Freestyle SCY 24.60 18 swims

100 Freestyle SCY 54.09 26 swims

200 Freestyle SCY 1:59.40 21 swims

500 Freestyle SCY 5:19.07 11 swims

1000 Freestyle SCY 11:17.53 1 swim

1650 Freestyle SCY 18:36.73 3 swims

25 Backstroke SCY 21.40 2 swims

50 Backstroke SCY 27.96 34 swims

100 Backstroke SCY 1:00.02 30 swims

200 Backstroke SCY 2:08.89 20 swims

25 Breaststroke SCY 24.26 2 swims

50 Breaststroke SCY 31.44 35 swims

100 Breaststroke SCY 1:08.37 37 swims

200 Breaststroke SCY 2:28.81 14 swims

25 Butterfly SCY 21.19 2 swims

50 Butterfly SCY 27.16 23 swims

100 Butterfly SCY 59.88 19 swims

200 Butterfly SCY 2:20.58 2 swims

100 Individual Medley SCY 1:00.38 30 swims

200 Individual Medley SCY 2:11.55 18 swims

400 Individual Medley SCY 4:40.06 14 swims

50 Freestyle LCM 29.13 20 swims

100 Freestyle LCM 1:00.56 26 swims

200 Freestyle LCM 2:14.23 16 swims

400 Freestyle LCM 4:48.56 10 swims

50 Backstroke LCM 33.00 25 swims

100 Backstroke LCM 1:08.52 28 swims

200 Backstroke LCM 2:30.86 13 swims

50 Breaststroke LCM 37.81 16 swims

100 Breaststroke LCM 1:20.68 27 swims

200 Breaststroke LCM 2:54.79 8 swims

50 Butterfly LCM 32.58 17 swims

100 Butterfly LCM 1:09.20 17 swims

200 Individual Medley LCM 2:28.57 22 swims

400 Individual Medley LCM 5:43.89 4 swims