Mackenzie Marrero

Fage 12EZMANJVANJRC

32 plausible swims · 5 meets · 2024-01-16 → 2026-03-19

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	28.04	AA+1.05s to AAA	2026-03-19	2026 NJS & Scarlet 11 & Over Gold Champs
100 Freestyle	SCY	1:01.24	AA+2.55s to AAA	2026-01-17	ISCA January Classic 2026 venue
500 Freestyle	SCY	6:06.05	A+6.86s to AA	2026-01-18	ISCA January Classic 2026 venue
50 Backstroke	SCY	32.28	A+0.39s to AA	2026-03-19	2026 NJS & Scarlet 11 & Over Gold Champs
100 Backstroke	SCY	1:31.06	+4.47s to B	2024-01-16	BHA Winter Blizzard
200 Backstroke	SCY	2:38.68	BB+4.29s to A	2026-01-18	ISCA January Classic 2026 venue
50 Breaststroke	SCY	34.98	AA+0.39s to AAA	2026-03-19	2026 NJS & Scarlet 11 & Over Gold Champs
100 Breaststroke	SCY	1:17.62	AA+2.53s to AAA	2026-01-17	ISCA January Classic 2026 venue
200 Breaststroke	SCY	2:56.95	BB+0.46s to A	2026-01-18	ISCA January Classic 2026 venue
50 Butterfly	SCY	31.26	A+0.87s to AA	2026-03-19	2026 NJS & Scarlet 11 & Over Gold Champs
100 Individual Medley	SCY	1:09.05	AA+2.06s to AAA	2026-03-19	2026 NJS & Scarlet 11 & Over Gold Champs
200 Individual Medley	SCY	2:30.82	AA+6.23s to AAA	2026-01-17	ISCA January Classic 2026 venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	SCY	30.24	flying	200 Free Relay (leg 2)	2024-03-28	2024 Eastern Zone SC Age Group Championships
50 Freestyle	SCY	29.32	flying	200 Medley Relay (leg 4)	2024-03-30	2024 Eastern Zone SC Age Group Championships
100 Freestyle	SCY	1:07.90	flying	400 Free Relay (leg 2)	2024-03-29	2024 Eastern Zone SC 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 11-12 · SCY

2588 points (4/5 events — incomplete)

Event	Time	Points
500 FR SCY	6:06.05	717
100 BK SCY	1:31.06	326
100 BR SCY	1:17.62	781
200 IM SCY	2:30.82	764
100 FL SCY	—	0

IMR 11-12 · SCY

3056 points (4/5 events — incomplete)

Event	Time	Points
50 BK SCY	32.28	731
50 BR SCY	34.98	838
50 FL SCY	31.26	695
100 IM SCY	1:09.05	792
200 FR SCY	—	0

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

PR splits

100 Freestyle SCY 1:01.24

29.48

31.76

Front half 29.48s · back half 31.76s

500 Freestyle SCY 6:06.05

32.19

36.40

37.31

37.19

37.85

38.53

37.69

38.03

36.60

34.26

Front half 180.94s · back half 185.11s

100 Backstroke SCY 1:31.06 split/total mismatch

42.87

5.32

Front half 42.87s · back half 48.19s

200 Backstroke SCY 2:38.68

37.26

41.06

42.23

38.13

Front half 78.32s · back half 80.36s

100 Breaststroke SCY 1:17.62

36.57

41.05

Front half 36.57s · back half 41.05s

200 Breaststroke SCY 2:56.95

39.10

44.60

48.28

44.97

Front half 83.70s · back half 93.25s

200 Individual Medley SCY 2:30.82

33.39

39.15

44.09

34.19

Front half 72.54s · back half 78.28s

Progression

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

50 Freestyle SCY 28.04 1 swim

100 Freestyle SCY 1:01.24 4 swims

500 Freestyle SCY 6:06.05 1 swim

50 Backstroke SCY 32.28 4 swims

100 Backstroke SCY 1:31.06 1 swim

200 Backstroke SCY 2:38.68 1 swim

50 Breaststroke SCY 34.98 4 swims

100 Breaststroke SCY 1:17.62 6 swims

200 Breaststroke SCY 2:56.95 1 swim

50 Butterfly SCY 31.26 1 swim

100 Individual Medley SCY 1:09.05 4 swims

200 Individual Medley SCY 2:30.82 4 swims