Nicholas Sfirnaciuc

Mage 15IAILOKSEWIHSCIL

147 plausible swims · 15 meets · 2023-08-03 → 2026-06-28

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	23.91	A+0.22s to AA	2025-01-01	1637869
100 Freestyle	SCY	51.01	AA+1.22s to AAA	2025-01-01	1637869
200 Freestyle	SCY	1:43.93	AAA+0.14s to AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
500 Freestyle	SCY	4:47.06	AAA+4.77s to AAAA	2026-03-07	2026 SC Illinois Senior Championships - copi venue
100 Backstroke	SCY	1:02.64	BB+3.05s to A	2024-07-14	2024 IL MAC Summer Regional Championships slow pool
200 Backstroke	SCY	2:04.65	AA+5.36s to AAA	2025-03-16	2025 ISI Winter 11-14 Age Group Championships venue
50 Butterfly	SCY	23.61	AAAA	2026-03-07	2026 SC Illinois Senior Championships - copi venue
100 Butterfly	SCY	51.74	AAA+0.25s to AAAA	2026-03-06	2026 SC Illinois Senior Championships - copi venue
200 Butterfly	SCY	1:55.80	AAA+0.31s to AAAA	2026-03-08	2026 SC Illinois Senior Championships - copi venue
400 Individual Medley	SCY	4:42.92	A+10.53s to AA	2024-07-13	2024 IL MAC Summer Regional Championships slow pool
50 Freestyle	LCM	25.63	AAA+0.64s to AAAA	2026-06-26	2026 SE Richard Quick Invitational
100 Freestyle	LCM	54.47	AAAA	2026-06-26	2026 SE Richard Quick Invitational
200 Freestyle	LCM	1:57.55	AAAA	2026-06-26	2026 SE Richard Quick Invitational
400 Freestyle	LCM	4:19.95	AAA+4.36s to AAAA	2026-06-26	2026 SE Richard Quick Invitational
800 Freestyle	LCM	9:42.89	A+4.10s to AA	2024-07-18	2024 IL Swimming LC Age Group Championships venue
1500 Freestyle	LCM	18:18.14	AA+30.45s to AAA	2024-07-21	2024 IL Swimming LC Age Group Championships venue
100 Backstroke	LCM	1:07.20	A+0.51s to AA	2025-06-20	2025 SE Richard Quick Invitational venue
50 Butterfly	LCM	26.58	AAAA	2026-06-26	2026 SE Richard Quick Invitational
100 Butterfly	LCM	58.34	AAAA	2026-06-26	2026 SE Richard Quick Invitational
200 Butterfly	LCM	2:13.39	AAA+1.60s to AAAA	2026-06-26	2026 SE Richard Quick Invitational

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	25.63	flat	200 Free Relay	2024-07-14	2024 IL MAC Summer Regional Championships
50 Freestyle	SCY	23.26	flying	200 Free Relay (leg 2)	2025-03-13	2025 ISI Winter 11-14 Age Group Championships
100 Freestyle	SCY	50.33	flat	400 Free Relay	2025-03-16	2025 ISI Winter 11-14 Age Group Championships
100 Freestyle	LCM	1:00.41	flying	400 Free Relay (leg 4)	2024-07-20	2024 IL Swimming LC Age Group 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

3134 points (4/6 events — incomplete)

Event	Time	Points
500 FR SCY	4:47.06	891
200 BK SCY	2:04.65	700
200 FL SCY	1:55.80	921
400 IM SCY	4:42.92	622
200 BR SCY	—	0
200 IM SCY	—	0

IMR 15-16 · LCM

2652 points (3/5 events — incomplete)

Event	Time	Points
200 FR LCM	1:57.55	998
100 BK LCM	1:07.20	693
100 FL LCM	58.34	961
100 BR LCM	—	0
200 IM LCM	—	0

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

PR splits

200 Freestyle SCY 1:43.93

24.32

26.20

26.87

26.54

Front half 50.52s · back half 53.41s

500 Freestyle SCY 4:47.06

24.76

28.48

28.86

29.68

29.59

29.38

29.93

29.80

28.91

27.67

Front half 141.37s · back half 145.69s

100 Backstroke SCY 1:02.64

30.08

32.56

Front half 30.08s · back half 32.56s

200 Backstroke SCY 2:04.65 RT 0.65s

29.13

31.38

32.30

31.84

Front half 60.51s · back half 64.14s

100 Butterfly SCY 51.74

24.29

27.45

Front half 24.29s · back half 27.45s

200 Butterfly SCY 1:55.80

25.19

30.34

30.50

29.77

Front half 55.53s · back half 60.27s

400 Individual Medley SCY 4:42.92

29.38

34.24

35.87

35.34

42.77

43.87

31.24

30.21

Front half 134.83s · back half 148.09s

100 Freestyle LCM 54.47

25.73

28.74

Front half 25.73s · back half 28.74s

200 Freestyle LCM 1:57.55

27.67

29.75

30.07

30.06

Front half 57.42s · back half 60.13s

400 Freestyle LCM 4:19.95

28.74

31.69

32.40

33.40

34.47

33.86

34.16

31.23

Front half 126.23s · back half 133.72s

800 Freestyle LCM 9:42.89

31.40

35.58

36.39

36.89

36.82

37.40

37.34

37.10

36.98

37.31

37.43

37.55

26.13

48.03

36.05

34.49

Front half 288.92s · back half 293.97s

1500 Freestyle LCM 18:18.14

31.89

36.05

37.11

36.75

36.58

37.03

37.64

36.43

37.11

36.97

36.67

36.75

37.13

36.88

36.83

36.82

29.79

44.04

36.55

37.03

36.82

36.97

37.50

36.34

36.81

36.55

36.87

37.19

35.95

35.09

Front half 547.82s · back half 550.32s

50 Butterfly LCM 26.58 split/total mismatch

38.07

43.25

44.02

44.47

Front half 81.32s · back half -54.74s

100 Butterfly LCM 58.34

27.14

31.20

Front half 27.14s · back half 31.20s

200 Butterfly LCM 2:13.39

28.79

34.51

34.95

35.14

Front half 63.30s · back half 70.09s

Reaction time

fastest 0.49s average 0.648s slowest 0.72s 22 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 23.91 2 swims

100 Freestyle SCY 51.01 2 swims

200 Freestyle SCY 1:43.93 7 swims

500 Freestyle SCY 4:47.06 4 swims

100 Backstroke SCY 1:02.64 1 swim

200 Backstroke SCY 2:04.65 3 swims

50 Butterfly SCY 23.61 4 swims

100 Butterfly SCY 51.74 6 swims

200 Butterfly SCY 1:55.80 6 swims

400 Individual Medley SCY 4:42.92 1 swim

50 Freestyle LCM 25.63 8 swims

100 Freestyle LCM 54.47 15 swims

200 Freestyle LCM 1:57.55 18 swims

400 Freestyle LCM 4:19.95 13 swims

800 Freestyle LCM 9:42.89 2 swims

1500 Freestyle LCM 18:18.14 2 swims

100 Backstroke LCM 1:07.20 7 swims

50 Butterfly LCM 26.58 11 swims

100 Butterfly LCM 58.34 17 swims

200 Butterfly LCM 2:13.39 18 swims