Esther Chang

Fage 17CAHIMTNMSITRID

62 plausible swims · 13 meets · 2022-07-27 → 2024-12-15

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	25.82	AA+0.83s to AAA	2023-11-18	2023 HI Senior Fall Championship (SCY) venue
100 Freestyle	SCY	55.42	AA+1.33s to AAA	2023-11-17	2023 HI Senior Fall Championship (SCY) venue
200 Freestyle	SCY	2:00.27	AA+3.28s to AAA	2023-11-19	2023 HI Senior Fall Championship (SCY) venue
500 Freestyle	SCY	5:19.95	AA+4.36s to AAA	2023-11-18	2023 HI Senior Fall Championship (SCY) venue
1000 Freestyle	SCY	11:24.06	A+1.47s to AA	2023-11-17	2023 HI Senior Fall Championship (SCY) venue
1650 Freestyle	SCY	19:00.84	AA+44.15s to AAA	2023-11-17	2023 HI Senior Fall Championship (SCY) venue
100 Backstroke	SCY	1:03.49	A+2.30s to AA	2024-02-18	2024 President's Day Senior Classic Meet venue
200 Backstroke	SCY	2:12.27	AA+5.28s to AAA	2023-11-17	2023 HI Senior Fall Championship (SCY) venue
100 Breaststroke	SCY	1:21.06	B+1.57s to BB	2024-12-06	2024 CA Trident Swim Club SC Dec Meet venue
200 Individual Medley	SCY	2:21.33	A+4.84s to AA	2024-07-14	2024 Metro Champs @LKWD venue
400 Individual Medley	SCY	5:07.91	BB+4.42s to A	2022-11-18	HI 2022 Short Course Senior Championships venue
50 Freestyle	LCM	29.34	AA+0.95s to AAA	2024-08-03	WZ LCM Senior Champs 2024 venue
100 Freestyle	LCM	1:04.64	A+0.35s to AA	2024-07-31	GroupA - WZ LCM Senior Champs 2024 venue
400 Freestyle	LCM	4:53.66	AA+12.57s to AAA	2022-07-29	Finals - Western Zone Senior Champs fast pool
100 Backstroke	LCM	1:12.34	A+0.85s to AA	2024-08-02	WZ LCM Senior Champs 2024 venue
200 Backstroke	LCM	2:32.96	AA+4.77s to AAA	2024-08-01	WZ LCM Senior Champs 2024 venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.

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	25.99	flat	200 Free Relay	2023-11-19	2023 HI Senior Fall Championship (SCY)
50 Freestyle	SCY	27.29	flying	200 Free Relay (leg 4)	2022-11-20	HI 2022 Short Course Senior Championships
50 Freestyle	SCY	25.37	flying	200 Medley Relay (leg 4)	2024-02-16	2024 President's Day Senior Classic Meet
100 Freestyle	SCY	56.75	flat	400 Free Relay	2024-02-19	2024 President's Day Senior Classic Meet
100 Freestyle	SCY	56.82	flying	400 Medley Relay (leg 4)	2024-02-17	2024 President's Day Senior Classic Meet
100 Backstroke	SCY	1:04.10	flat	400 Medley Relay	2024-07-14	2024 Metro Champs @LKWD
50 Freestyle	LCM	29.57	flat	200 Free Relay	2024-08-01	GroupA - WZ LCM Senior Champs 2024
100 Freestyle	LCM	1:03.60	flying	400 Free Relay (leg 4)	2024-08-02	GroupA - WZ LCM Senior Champs 2024
100 Freestyle	LCM	1:04.44	flying	400 Medley Relay (leg 4)	2024-08-03	GroupA - WZ LCM Senior Champs 2024

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 17-18 · SCY

2809 points (4/6 events — incomplete)

Event	Time	Points
500 FR SCY	5:19.95	803
200 BK SCY	2:12.27	729
200 IM SCY	2:21.33	654
400 IM SCY	5:07.91	623
200 BR SCY	—	0
200 FL SCY	—	0

IMR 17-18 · SCY

2558 points (4/5 events — incomplete)

Event	Time	Points
200 FR SCY	2:00.27	773
100 BK SCY	1:03.49	649
100 BR SCY	1:21.06	482
200 IM SCY	2:21.33	654
100 FL 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 55.42

26.92

28.50

Front half 26.92s · back half 28.50s

200 Freestyle SCY 2:00.27

28.09

30.44

31.27

30.47

Front half 58.53s · back half 61.74s

500 Freestyle SCY 5:19.95

29.69

32.49

31.37

31.74

32.40

33.18

32.48

32.78

32.76

31.06

Front half 157.69s · back half 162.26s

1650 Freestyle SCY 19:00.84

30.59

33.82

34.64

34.13

34.74

34.36

34.82

34.59

34.36

34.57

33.88

34.07

34.45

34.59

34.95

34.60

34.52

33.60

34.12

34.66

34.05

35.09

35.19

35.15

35.13

35.28

34.96

35.49

35.95

35.67

35.58

35.00

34.24

100 Backstroke SCY 1:03.49

31.59

31.90

Front half 31.59s · back half 31.90s

200 Backstroke SCY 2:12.27

31.80

33.49

33.87

33.11

Front half 65.29s · back half 66.98s

100 Breaststroke SCY 1:21.06

38.31

42.75

Front half 38.31s · back half 42.75s

200 Individual Medley SCY 2:21.33

30.27

35.22

44.68

31.16

Front half 65.49s · back half 75.84s

400 Individual Medley SCY 5:07.91

32.32

39.95

37.56

36.84

46.78

46.26

34.97

33.23

Front half 146.67s · back half 161.24s

100 Freestyle LCM 1:04.64

31.34

33.30

Front half 31.34s · back half 33.30s

400 Freestyle LCM 4:53.66

33.82

36.38

37.36

37.34

37.33

37.89

37.59

35.95

Front half 144.90s · back half 148.76s

100 Backstroke LCM 1:12.34

35.84

36.50

Front half 35.84s · back half 36.50s

200 Backstroke LCM 2:32.96

36.29

38.82

39.05

38.80

Front half 75.11s · back half 77.85s

Reaction time

fastest 0.97s average 0.970s slowest 0.97s 1 electronic start

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 25.82 6 swims

100 Freestyle SCY 55.42 5 swims

200 Freestyle SCY 2:00.27 8 swims

500 Freestyle SCY 5:19.95 5 swims

1000 Freestyle SCY 11:24.06 1 swim

1650 Freestyle SCY 19:00.84 1 swim

100 Backstroke SCY 1:03.49 7 swims

200 Backstroke SCY 2:12.27 8 swims

100 Breaststroke SCY 1:21.06 2 swims

200 Individual Medley SCY 2:21.33 2 swims

400 Individual Medley SCY 5:07.91 1 swim

50 Freestyle LCM 29.34 3 swims

100 Freestyle LCM 1:04.64 3 swims

400 Freestyle LCM 4:53.66 4 swims

100 Backstroke LCM 1:12.34 3 swims

200 Backstroke LCM 2:32.96 3 swims