Marek Sikora

Mage 15CZILMTWIMMSC

112 plausible swims · 16 meets · 2024-01-19 → 2026-03-15

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	22.65	AAA+0.96s to AAAA	2026-03-01	2026 Winter ISI Regionals- BSC fast pool
100 Freestyle	SCY	51.72	AA+1.93s to AAA	2025-07-19	2025 ISI Summer Regional Championship - SCST venue
200 Freestyle	SCY	1:52.55	AA+3.86s to AAA	2025-07-20	2025 ISI Summer Regional Championship - SCST venue
500 Freestyle	SCY	5:31.80	BB+9.21s to A	2024-01-19	2024 MMSC Winter Invite slow pool
1000 Freestyle	SCY	10:42.42	AA+26.63s to AAA	2024-07-12	2024 IL BSC Summer Regional Championships slow pool
50 Backstroke	SCY	26.91	A+0.02s to AA	2025-03-14	2025 ISI Winter 11-14 Age Group Championships venue
100 Backstroke	SCY	55.26	AA+0.67s to AAA	2026-03-07	2026 SC Illinois Senior Championships - copi venue
200 Backstroke	SCY	2:04.02	AA+4.73s to AAA	2025-03-16	2025 ISI Winter 11-14 Age Group Championships venue
50 Breaststroke	SCY	27.15	AAAA	2026-03-08	2026 SC Illinois Senior Championships - copi venue
100 Breaststroke	SCY	58.97	AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
200 Breaststroke	SCY	2:07.37	AAAA	2026-03-13	2026 Speedo Sectionals (North) - West Fargo venue
100 Butterfly	SCY	54.35	AA+0.36s to AAA	2026-03-14	2026 Speedo Sectionals (North) - West Fargo venue
200 Butterfly	SCY	2:02.89	AA+1.90s to AAA	2026-03-01	2026 Winter ISI Regionals- BSC fast pool
200 Individual Medley	SCY	1:58.17	AAA+2.48s to AAAA	2026-03-15	2026 Speedo Sectionals (North) - West Fargo venue
400 Individual Medley	SCY	4:18.44	AAA+9.75s to AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
50 Freestyle	LCM	30.67	BB+2.08s to A	2024-05-11	Blue Devil Swim Club May Mania venue
100 Freestyle	LCM	1:02.46	BB+0.17s to A	2025-06-08	2025 Lisa Coole Memorial Classic venue
200 Freestyle	LCM	2:16.74	A+5.25s to AA	2025-06-07	2025 Lisa Coole Memorial Classic venue
400 Freestyle	LCM	5:05.26	BB+13.17s to A	2024-06-02	LFSC SwimFest LC 2024 slow pool
800 Freestyle	LCM	9:59.76	A+20.97s to AA	2024-06-30	2024 Last Dance Open venue
1500 Freestyle	LCM	18:47.19	A+10.90s to AA	2024-07-21	2024 IL Swimming LC Age Group Championships venue
100 Backstroke	LCM	1:07.25	A+0.56s to AA	2025-08-02	2025 LC Illinois Senior Championships venue
200 Backstroke	LCM	2:25.33	A+0.54s to AA	2025-07-31	2025 LC Illinois Senior Championships
50 Breaststroke	LCM	32.97	AAA+0.98s to AAAA	2025-08-03	2025 LC Illinois Senior Championships venue
100 Breaststroke	LCM	1:11.74	AAA+3.15s to AAAA	2025-08-01	2025 LC Illinois Senior Championships venue
200 Breaststroke	LCM	2:34.32	AAA+4.33s to AAAA	2025-08-02	2025 LC Illinois Senior Championships venue
50 Butterfly	LCM	34.53	B+0.64s to BB	2024-06-01	LFSC SwimFest LC 2024 slow pool
100 Butterfly	LCM	1:22.74	+4.15s to B	2024-06-02	LFSC SwimFest LC 2024 slow pool
200 Butterfly	LCM	2:51.18	B+8.09s to BB	2025-06-08	2025 Lisa Coole Memorial Classic venue
200 Individual Medley	LCM	2:43.37	BB+10.18s to A	2024-05-12	Blue Devil Swim Club May Mania venue
400 Individual Medley	LCM	5:05.81	AA+3.92s to AAA	2025-08-01	2025 LC Illinois Senior Championships 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	22.84	flat	200 Free Relay	2026-03-13	2026 Speedo Sectionals (North) - West Fargo
100 Freestyle	SCY	50.32	flat	400 Free Relay	2026-03-14	2026 Speedo Sectionals (North) - West Fargo
100 Freestyle	SCY	49.12	flying	400 Free Relay (leg 4)	2026-03-08	2026 SC Illinois Senior Championships - copi
50 Breaststroke	SCY	26.60	flying	200 Medley Relay (leg 2)	2026-03-08	2026 SC Illinois Senior Championships - copi
100 Breaststroke	SCY	59.36	flying	400 Medley Relay (leg 2)	2026-03-07	2026 SC Illinois Senior Championships - copi
50 Freestyle	LCM	26.00	flying	200 Free Relay (leg 2)	2025-08-02	2025 LC Illinois Senior Championships
50 Breaststroke	LCM	31.31	flying	200 Medley Relay (leg 2)	2025-08-03	2025 LC Illinois Senior Championships
100 Breaststroke	LCM	1:09.33	flying	400 Medley Relay (leg 2)	2025-08-02	2025 LC Illinois Senior Championships

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

4703 points (6/6 events)

Event	Time	Points
500 FR SCY	5:31.80	577
200 BK SCY	2:04.02	710
200 BR SCY	2:07.37	951
200 FL SCY	2:02.89	771
200 IM SCY	1:58.17	878
400 IM SCY	4:18.44	816

IMR 15-16 · SCY

4125 points (5/5 events)

Event	Time	Points
200 FR SCY	1:52.55	744
100 BK SCY	55.26	771
100 BR SCY	58.97	936
100 FL SCY	54.35	796
200 IM SCY	1:58.17	878

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

PR splits

100 Freestyle SCY 51.72

25.29

26.43

Front half 25.29s · back half 26.43s

200 Freestyle SCY 1:52.55

26.20

28.93

28.92

28.50

Front half 55.13s · back half 57.42s

500 Freestyle SCY 5:31.80

29.08

33.00

33.67

33.79

33.96

33.89

34.02

33.83

33.89

32.67

Front half 163.50s · back half 168.30s

1000 Freestyle SCY 10:42.42

29.12

31.69

32.26

32.43

32.59

32.64

32.79

32.73

32.88

32.97

32.24

32.45

32.19

32.52

32.14

32.16

32.06

32.17

32.02

30.37

Front half 322.10s · back half 320.32s

100 Backstroke SCY 55.26

26.70

28.56

Front half 26.70s · back half 28.56s

200 Backstroke SCY 2:04.02 RT 0.61s

28.78

30.99

32.11

32.14

Front half 59.77s · back half 64.25s

100 Breaststroke SCY 58.97

27.51

31.46

Front half 27.51s · back half 31.46s

100 Butterfly SCY 54.35

25.55

28.80

Front half 25.55s · back half 28.80s

200 Butterfly SCY 2:02.89

26.89

31.90

31.91

32.19

Front half 58.79s · back half 64.10s

200 Individual Medley SCY 1:58.17

25.97

30.17

33.95

28.08

Front half 56.14s · back half 62.03s

400 Individual Medley SCY 4:18.44

27.48

30.46

34.53

33.73

36.31

35.23

31.24

29.46

Front half 126.20s · back half 132.24s

100 Freestyle LCM 1:02.46

29.99

32.47

Front half 29.99s · back half 32.47s

200 Freestyle LCM 2:16.74

31.70

35.00

35.05

34.99

Front half 66.70s · back half 70.04s

400 Freestyle LCM 5:05.26

34.31

38.89

39.49

39.43

39.35

38.71

38.85

36.23

Front half 152.12s · back half 153.14s

800 Freestyle LCM 9:59.76

72.71

77.34

76.21

76.01

75.47

75.41

74.46

72.15

Front half 302.27s · back half 297.49s

1500 Freestyle LCM 18:47.19

33.18

37.00

37.45

38.00

37.71

37.85

38.17

38.11

38.05

38.15

38.05

37.75

38.18

37.81

37.74

37.79

37.78

37.55

37.85

37.69

37.83

37.67

37.92

37.82

38.09

37.58

37.68

37.61

37.16

35.97

Front half 563.20s · back half 563.99s

100 Backstroke LCM 1:07.25 RT 0.65s

32.59

34.66

Front half 32.59s · back half 34.66s

200 Backstroke LCM 2:25.33 split/total mismatch

34.06

36.74

Front half 34.06s · back half 111.27s

100 Breaststroke LCM 1:11.74 RT 0.69s

33.22

38.52

Front half 33.22s · back half 38.52s

200 Breaststroke LCM 2:34.32 RT 0.56s

35.18

39.49

40.06

39.59

Front half 74.67s · back half 79.65s

100 Butterfly LCM 1:22.74

36.45

46.29

Front half 36.45s · back half 46.29s

200 Butterfly LCM 2:51.18

37.28

44.56

45.93

43.41

Front half 81.84s · back half 89.34s

200 Individual Medley LCM 2:43.37

76.46

86.91

Front half 76.46s · back half 86.91s

400 Individual Medley LCM 5:05.81 RT 0.73s

32.53

35.99

40.79

39.00

43.22

43.01

36.82

34.45

Front half 148.31s · back half 157.50s

Reaction time

fastest 0.56s average 0.668s slowest 0.75s 16 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 22.65 4 swims

100 Freestyle SCY 51.72 3 swims

200 Freestyle SCY 1:52.55 3 swims

500 Freestyle SCY 5:31.80 1 swim

1000 Freestyle SCY 10:42.42 1 swim

50 Backstroke SCY 26.91 1 swim

100 Backstroke SCY 55.26 7 swims

200 Backstroke SCY 2:04.02 3 swims

50 Breaststroke SCY 27.15 8 swims

100 Breaststroke SCY 58.97 10 swims

200 Breaststroke SCY 2:07.37 10 swims

100 Butterfly SCY 54.35 5 swims

200 Butterfly SCY 2:02.89 2 swims

200 Individual Medley SCY 1:58.17 7 swims

400 Individual Medley SCY 4:18.44 5 swims

50 Freestyle LCM 30.67 2 swims

100 Freestyle LCM 1:02.46 4 swims

200 Freestyle LCM 2:16.74 2 swims

400 Freestyle LCM 5:05.26 1 swim

800 Freestyle LCM 9:59.76 1 swim

1500 Freestyle LCM 18:47.19 1 swim

100 Backstroke LCM 1:07.25 7 swims

200 Backstroke LCM 2:25.33 7 swims

50 Breaststroke LCM 32.97 1 swim

100 Breaststroke LCM 1:11.74 4 swims

200 Breaststroke LCM 2:34.32 4 swims

50 Butterfly LCM 34.53 1 swim

100 Butterfly LCM 1:22.74 1 swim

200 Butterfly LCM 2:51.18 2 swims

200 Individual Medley LCM 2:43.37 1 swim

400 Individual Medley LCM 5:05.81 3 swims