Chase Rosales

MMILCG

16 plausible swims · 3 meets · 2024-11-16 → 2026-03-08

Personal records

Event	Course	Best	Date	Meet
50 Freestyle	SCY	28.59	2025-02-08	2025 Eastern Clusters YMCA Championship venue
100 Freestyle	SCY	57.62	2026-03-08	2026 Michigan YMCA State Championship fast pool
200 Freestyle	SCY	2:29.93	2024-11-17	2024 TYR Thanksgiving Classic venue
100 Backstroke	SCY	1:14.66	2025-02-08	2025 Eastern Clusters YMCA Championship venue
200 Backstroke	SCY	2:53.35	2024-11-16	2024 TYR Thanksgiving Classic venue
100 Breaststroke	SCY	1:08.09	2026-03-08	2026 Michigan YMCA State Championship fast pool
200 Breaststroke	SCY	2:51.30	2025-02-08	2025 Eastern Clusters YMCA Championship venue
100 Butterfly	SCY	1:09.48	2026-03-08	2026 Michigan YMCA State Championship fast pool
200 Individual Medley	SCY	2:21.94	2026-03-08	2026 Michigan YMCA State Championship fast pool

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 Breaststroke	SCY	30.88	flying	200 Medley Relay (leg 2)	2026-03-08	2026 Michigan YMCA State Championship

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

PR splits

100 Freestyle SCY 57.62

27.45

30.17

Front half 27.45s · back half 30.17s

200 Freestyle SCY 2:29.93

31.84

38.51

40.53

39.05

Front half 70.35s · back half 79.58s

100 Backstroke SCY 1:14.66

35.90

38.76

Front half 35.90s · back half 38.76s

200 Backstroke SCY 2:53.35

37.61

43.84

46.23

45.67

Front half 81.45s · back half 91.90s

100 Breaststroke SCY 1:08.09

31.68

36.41

Front half 31.68s · back half 36.41s

200 Breaststroke SCY 2:51.30

38.38

43.96

45.33

43.63

Front half 82.34s · back half 88.96s

100 Butterfly SCY 1:09.48

31.21

38.27

Front half 31.21s · back half 38.27s

200 Individual Medley SCY 2:21.94

30.89

35.41

42.06

33.58

Front half 66.30s · back half 75.64s

Progression

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

50 Freestyle SCY 28.59 2 swims

100 Freestyle SCY 57.62 3 swims

200 Freestyle SCY 2:29.93 1 swim

100 Backstroke SCY 1:14.66 2 swims

200 Backstroke SCY 2:53.35 1 swim

100 Breaststroke SCY 1:08.09 2 swims

200 Breaststroke SCY 2:51.30 2 swims

100 Butterfly SCY 1:09.48 1 swim

200 Individual Medley SCY 2:21.94 2 swims